Global adoption map

CSSB issued final CSDS 1 and CSDS 2 on 18 December 2024, aligned with IFRS S1 and S2 with extra transition reliefs. The standards are voluntary. The CSA paused its mandatory climate disclosure rulemaking on 23 April 2025. In April 2026 the CSSB proposed CSDS 2 amendments matching the ISSB's IFRS S2 amendments: limiting Scope 3 Category 15 to financed emissions, allowing an industry classification other than GICS, and allowing other GHG measurement methods or GWP values where a jurisdictional authority or exchange requires them.

Enforcement

Voluntary

Effective date

Standards effective for annual reporting periods beginning on or after 1 January 2025, for entities that choose to apply them (with transition reliefs). Voluntary; no mandatory reporting date exists.

Covered entities

Any Canadian entity (voluntary). CSA paused work on mandatory rule citing global developments.

Brazil adopted Portuguese-language versions of IFRS S1 and S2 (CBPS 01 and CBPS 02). In May 2026, CVM Resolution 244 removed the mandatory requirement for publicly held companies from 2026: reporting is voluntary, companies that opt in must report for at least three years, and from 2027 companies that do not file must explain why. CMN and BCB resolutions still require financial institutions to report under CBPS standards from 2026 or 2028, depending on segment.

Enforcement

Mandatory for CMN/BCB-regulated financial institutions; voluntary with comply-or-explain for CVM-regulated publicly held companies

Effective date

CVM: voluntary from fiscal years beginning on or after 1 January 2024 (ISSB) or 1 January 2025 (CBPS); Resolution CVM 244 in force 29 May 2026 and applies to fiscal years beginning on or after 1 January 2026; from 1 January 2027, a publicly held company that opts not to file must publish a market announcement explaining why by its annual financial statements filing date. CMN/BCB: mandatory for fiscal years beginning on or after 1 January 2026 for publicly held companies and S1/S2 prudential conglomerate leaders, and 1 January 2028 for other financial institutions publishing consolidated statements under international standards

Covered entities

CVM scope (voluntary): publicly held companies, investment funds and securitization companies; voluntary adopters must report for at least three consecutive fiscal years and must announce a decision to stop by the annual financial statements filing date of the preceding fiscal year. CMN/BCB scope (mandatory): financial institutions and other institutions authorized to operate by BCB, sequenced by prudential segment (publicly held and S1/S2 from 2026, others by 2028)

Chile's Financial Market Commission published General Rule No. 519 in October 2024 requiring CMF-regulated entities to apply IFRS S1 and S2, replacing the TCFD and SASB-based regime under Rule 461. In July 2026, General Rule No. 572 pushed the start back one year, so mandatory reporting now covers annual periods starting in 2027, reported in 2028.

Enforcement

Mandatory

Effective date

Annual reporting periods beginning in 2027, first reported in 2028 (CMF General Rule No. 519 as amended by General Rule No. 572 of 27 July 2026, which moved the Rule 519 section III effective date from 31 December 2026 to 31 December 2027). Voluntary IFRS S1/S2 reporting in 2027 on fiscal year 2026 is invited. TCFD/SASB disclosures under Rule 461 apply, with effective dates from 2022 to 2025 depending on size and sector

Covered entities

All listed entities supervised by CMF and non-listed publicly accountable entities under CMF supervision, except entities with consolidated assets at or below 1 million Chilean Units of Account (about USD 40 million) and certain financial market infrastructure firms

Mexico's CNBV amended the Circular Unica de Emisoras in January 2025 to require non-financial securities issuers to disclose IFRS S1 and S2 information, with the first reports due in 2026 for fiscal year 2025; rules for financial institutions are being developed separately.

Enforcement

Mandatory

Effective date

CUE modifications published DOF 28 January 2025 and in force 29 January 2025; first sustainability reports due in 2026 for FY2025 (assurance not required), limited assurance for reports filed in 2027 on FY2026, reasonable assurance for reports filed from 2028

Covered entities

Issuers of equity, debt and other securities supervised by CNBV, excluding listed financial institutions, states and municipalities. Non-financial entities currently in scope represented around 86% of the main equity index market capitalisation at the end of Q1 2025

In April 2024, Bolivia's CTNAC approved Resolution 01/2024 adopting all current and future ISSB Standards for entities operating in Bolivia, effective for fiscal years starting on or after 1 January 2027 and pending legal endorsement by AEMP.

Enforcement

Voluntary or under development

Effective date

Resolution CTNAC 01/2024 set to take effect for fiscal years starting on or after 1 January 2027; early voluntary application is permitted

Covered entities

To be determined pending regulatory approval; CTNAC Resolution 01/2024 contemplates application by all entities that carry out economic activities throughout Bolivia

Costa Rica's Colegio de Contadores Públicos adopted IFRS S1 and S2 through Circular 33-2023, with voluntary use from 2024 and mandatory reporting in 2028 on fiscal year 2027 for publicly accountable IFRS reporters, including CONASSIF-supervised entities, and for large taxpayers required to use full IFRS Accounting Standards.

Enforcement

Voluntary today, becoming Mandatory

Effective date

Voluntary: periods beginning on or after 1 January 2024. Mandatory: sustainability-related financial information for the annual period ending 31 December 2027, reported in 2028

Covered entities

Mandatory for publicly accountable entities applying IFRS Accounting Standards, including those fully supervised by the superintendencies under CONASSIF, and for entities classified as large taxpayers that must use IFRS Accounting Standards. Large taxpayers permitted to use IFRS for SMEs are not required to apply IFRS S1 and S2 solely because of that status. Other IFRS Accounting Standards reporters may apply voluntarily; other IFRS for SMEs reporters are not required until further rules; public entities under the Contabilidad Nacional follow its rules

In August 2024 El Salvador's Supervisory Board for Public Accounting (CVPCPA) issued Resolution 82 permitting voluntary application of IFRS S1 and S2 from 1 January 2025, with mandatory rules for publicly accountable entities pending from the Central Reserve Bank.

Enforcement

Voluntary or under development

Effective date

Voluntary application permitted from 1 January 2025; mandatory effective date not yet specified

Covered entities

Resolution 82 applies to non-publicly accountable entities preparing financial statements under IFRS Accounting Standards or other generally accepted principles; IFRS for SMEs reporters are excluded. Rules for publicly accountable entities are pending from the Central Reserve Bank (BCR)

Australia has adopted ISSB-aligned sustainability standards. AASB S2 (climate) is mandatory for entities within Chapter 2M of the Corporations Act and is phased in across three groups from 2025 to 2027. AASB S1 (general sustainability) is voluntary. ASIC administers the regime and has published guidance in RG 280.

Enforcement

AASB S1: voluntary. AASB S2: mandatory under Corporations Act 2001 for in-scope entities.

Effective date

Financial years beginning on or after 1 January 2025 (Group 1), 1 July 2026 (Group 2) and 1 July 2027 (Group 3). AASB S2025-1 amendments apply to annual periods beginning on or after 1 January 2027, with early application permitted.

Covered entities

Entities that must prepare annual financial reports under Chapter 2M of the Corporations Act and meet a s292A threshold. Group 1: at least two of consolidated revenue of AUD 500m or more, consolidated gross assets of AUD 1bn or more, and 500 or more employees; or NGER registered corporations in groups that meet the s13(1)(a) NGER threshold. Group 2: at least two of revenue of AUD 200m or more, assets of AUD 500m or more, and 250 or more employees; all other NGER registered corporations; and registered schemes, RSEs and retail CCIVs with assets of AUD 5bn or more. Group 3: at least two of revenue of AUD 50m or more, assets of AUD 25m or more, and 100 or more employees.

SSBJ published its Application, General and Climate Standards on 5 March 2025, and the SSBJ and ISSB confirm they are functionally aligned with IFRS S1 and S2. The FSA amended the Cabinet Office Order on Disclosure of Corporate Affairs on 20 February 2026 to require SSBJ-based disclosures in Annual Securities Reports for large Prime Market companies from the fiscal year ending March 2027, with third-party assurance one year later.

Enforcement

Mandatory for Tokyo Stock Exchange Prime Market companies, phased by market cap, through Annual Securities Reports under the Cabinet Office Order on Disclosure of Corporate Affairs. Voluntary for other entities.

Effective date

Voluntary for annual periods ending on or after 5 March 2025. Mandatory for Prime Market companies by average market cap (average of the last five fiscal year-ends): ¥3 trillion or more from the fiscal year ending March 2027; ¥1 trillion or more from the fiscal year ending March 2028; ¥500 billion or more from the fiscal year ending March 2029. Timing for other Prime Market companies to be decided later. Mandatory assurance starts one year after each cohort's first mandatory year.

Covered entities

Tokyo Stock Exchange Prime Market companies with average market capitalization of ¥500 billion or more, in three cohorts (¥3 trillion, ¥1 trillion, ¥500 billion). Timing for other Prime Market companies not yet set.

HKICPA published HKFRS S1 and HKFRS S2 on 12 December 2024, fully aligned with IFRS S1 and S2. The Hong Kong SAR Government's December 2024 Roadmap sets out the phased path to mandatory adoption for publicly accountable entities.

Enforcement

Voluntary at HKICPA level. The Hong Kong SAR Government's roadmap (10 December 2024) sets out phased mandatory adoption for publicly accountable entities.

Effective date

Annual reporting periods beginning on or after 1 August 2025

Covered entities

Any Hong Kong entity (voluntary). Mandatory phased rollout per government roadmap.

In December 2023, Bangladesh Bank issued a circular mandating IFRS S1 and S2 disclosures by all banks and financial institutions it regulates, with limited assurance required from the second year of reporting.

Enforcement

Mandatory

Effective date

Annual reports for financial years beginning on or after 1 January 2024

Covered entities

Listed and non-listed banks and finance companies regulated by Bangladesh Bank, including foreign banks and finance companies operating in Bangladesh

The Advisory Committee on Sustainability Reporting released the National Sustainability Reporting Framework in September 2024, and Bursa Malaysia amended its listing rules in December 2024 to require IFRS S1 and S2 reporting on a climate-first phased basis starting FY2025.

Enforcement

Mandatory

Effective date

Group 1 (Main Market issuers with market cap MYR 2bn and above): climate-first reporting from 1 January 2025, full S1/S2 from 1 January 2027. Group 2 (other Main Market issuers): climate-first from 1 January 2026, full S1/S2 from 1 January 2028. Group 3 (ACE Market issuers and large non-listed companies with annual revenue MYR 2bn and above): climate-first from 1 January 2027, full S1/S2 from 1 January 2030

Covered entities

Bursa Malaysia Main Market and ACE Market listed issuers (including REITs and business trusts) and large non-listed companies with annual revenue of MYR 2 billion and above, classified into three groups by size and listing venue

On 31 December 2024 SECP issued an order under the Companies Act 2017 requiring listed companies and SECP-licensed Public Interest Companies to apply IFRS S1 and S2, phased over three reporting cohorts from FY beginning 1 July 2025 to 1 July 2027.

Enforcement

Mandatory

Effective date

Phase I: annual reporting periods beginning on or after 1 July 2025 (large listed companies meeting two of: turnover above PKR 25bn, over 1,000 employees, assets above PKR 12.5bn). Phase II: 1 July 2026 (mid-sized listed companies meeting two of: turnover above PKR 12.5bn, over 500 employees, assets above PKR 6.25bn). Phase III: 1 July 2027 (all remaining listed companies and SECP-licensed non-listed Public Interest Companies)

Covered entities

Listed companies on Pakistan Stock Exchange and SECP-licensed non-listed Public Interest Companies (including non-banking finance companies, modaraba companies, insurers, exchanges, central depositories), phased by size thresholds

CA Sri Lanka issued local SLFRS S1 and S2 standards incorporating IFRS S1 and S2, with mandatory application from 1 January 2025 starting with the top 100 Colombo Stock Exchange entities and phased through 2030 for other listed and SLAASMB-supervised non-listed entities.

Enforcement

Mandatory

Effective date

Voluntary: annual reporting periods beginning on or after 1 January 2024. Mandatory phased dates: 1 January 2025 (top 100 Colombo Stock Exchange listed entities by market cap); 1 January 2026 (Main Board entities); 1 January 2027 (other listed entities except Empower Board); 1 January 2028 (non-listed SLAASMB-supervised entities with turnover above LKR 10bn); 1 January 2029 (those above LKR 5bn); 1 January 2030 (Empower Board entities listed before 1 January 2024 and all other SLAASMB-supervised non-listed entities); fifth anniversary of listing for Empower Board entities listed after 1 January 2024

Covered entities

All Colombo Stock Exchange listed entities (phased by board and market cap) and non-listed entities subject to SLAASMB oversight (phased by turnover thresholds)

Taiwan's FSC requires TWSE- and TPEx-listed companies to include a dedicated 'Sustainability-related Financial Information' section in their annual reports, prepared under FSC-endorsed IFRS S1 and S2, in three phases from FY2026. The November 2025 rules require board approval, consistency with the financial reports, assurance on Scope 1 and 2 emissions and GHG Protocol measurement, and allow a three-year Scope 3 deferral.

Enforcement

Mandatory

Effective date

Phase I: FY2026, reported in 2027 (listed companies with paid-in capital above TWD 10bn). Phase II: FY2027, reported in 2028 (paid-in capital between TWD 5bn and TWD 10bn). Phase III: FY2028, reported in 2029 (all other listed companies). Scope 3 may be omitted for the first three fiscal years of application; Phase I companies begin Scope 3 with FY2029, reported by March 2030.

Covered entities

All companies listed on the Taiwan Stock Exchange and Taipei Exchange, phased by paid-in capital; foreign listed companies follow the same framework. Application may later extend to certain unlisted financial institutions, including banks, insurers, securities companies, securities investment trust funds and futures commission merchants.

The Ministry of Finance, with other ministries, issued the Sustainability Disclosure Standards for Business Enterprises – Basic Standard (Trial) in November 2024 and No. 1 – Climate (Trial) in December 2025, as the first parts of a unified national system that converges with ISSB Standards. Companies may apply them voluntarily until authorities set the scope; the system is to be basically in place by 2030.

Enforcement

Voluntary or under development

Effective date

Not yet specified. The Basic Standard (20 November 2024) and Climate Standard (19 December 2025) may be applied voluntarily until the implementation scope and requirements are specified. MoF plans to issue the Basic Standard, Climate Standard and Application Guidance by 2027, with the unified national system basically established by 2030.

Covered entities

To be determined. Intended to apply first to listed companies and then expand gradually to non-listed companies, from large companies to SMEs, and from voluntary to mandatory disclosure

Indonesia's IAI issued national Sustainability Disclosure Standards based on IFRS S1 and S2 (PSPK 1 and PSPK 2) on 1 July 2025, effective 1 January 2027. OJK consulted in February and March 2026 on a regulation that would require certain financial institutions, issuers and public companies to prepare sustainability reports under these standards; the final rule is pending.

Enforcement

Voluntary or under development

Effective date

PSPK 1 and PSPK 2 effective 1 January 2027. Which entities must apply them depends on the pending OJK regulation.

Covered entities

To be set by OJK. The draft OJK regulation (February 2026) covers financial services institutions, issuers and public companies. The IAI roadmap proposed climate disclosures first, with other sustainability topics voluntary in the initial period.

The Philippine SEC issued Memorandum Circular No. 16, s. 2025, adopting PFRS S1 and S2 (local versions of IFRS S1 and S2) with limited extra transition reliefs, including a two-year Scope 3 relief for all tiers. The largest listed companies start with FY2026, mid-sized listed companies with FY2027, and smaller listed companies, PDEx-only debt issuers and large non-listed companies with FY2028. Limited assurance over Scope 1 and 2 emissions follows two years after each tier starts.

Enforcement

Mandatory

Effective date

Tier 1 (PSE-listed, market cap above PHP 50bn as of 31 December 2025): FY beginning on or after 1 January 2026, reporting in 2027. Tier 2 (PSE-listed, market cap above PHP 3bn up to PHP 50bn): FY beginning on or after 1 January 2027, reporting in 2028. Tier 3 (PSE-listed with market cap of PHP 3bn or less; companies with debt securities listed only on PDEx; large non-listed entities with annual revenue above PHP 15bn): FY beginning on or after 1 January 2028, reporting in 2029. Limited assurance on Scope 1 and 2 required two years after each tier's first adoption.

Covered entities

Publicly listed companies (tiered by market capitalization), companies whose debt securities are listed only on PDEx, and large non-listed entities with annual revenue above PHP 15bn. Until their adoption year, listed companies continue to follow SEC MC No. 4, s. 2019.

Korea's KSSB finalized KSSB Standards No. 1 and No. 2, based on IFRS S1 and S2, on 26 February 2026. The FSC's final roadmap of 8 July 2026 makes sustainability disclosure part of statutory business reports under the FSCMA from 2028 (FY2027) for KOSPI companies with consolidated assets of KRW 10 trillion or more, widening to KRW 5 trillion in 2029, with a three-year liability safe harbor, third-party verification from 2030 and Scope 3 deferred to 2031 or later.

Enforcement

Mandatory under the announced roadmap once FSCMA and related rules are amended; voluntary until then

Effective date

Filing from 2028 for FY2027: KOSPI-listed companies with total consolidated assets of KRW 10 trillion or more. From 2029: threshold lowered to KRW 5 trillion. From 2030: authorities to consider lowering it to KRW 2 trillion after reviewing 2028 to 2029 practice. Third-party verification from 2030. Scope 3 deferred to 2031 (KRW 10 trillion or more), 2032 (KRW 5 trillion or more) and 2033 (KRW 2 trillion or more).

Covered entities

KOSPI-listed companies, phased by total consolidated assets (KRW 10 trillion, then KRW 5 trillion, possibly KRW 2 trillion), reporting on a consolidated basis. FSC estimates 291 companies (including affiliates) in 2028 and 3,171 in 2029. Other listed companies may disclose voluntarily through KRX using KSSB standards. SMEs that are not high emitters are exempt from Scope 3.

Thailand's SEC will require listed companies to apply IFRS S1 and S2 on a climate-first, phased basis, starting with Scope 1 and 2 GHG emissions backed by third-party assurance. In November 2025 it moved SET50 and SET100 companies back one year, so SET50 companies apply the standards from 2027 and report in 2028, while mai companies and listed trusts and funds come last, applying from 2030 and reporting in 2031.

Enforcement

Mandatory under approved principles; implementing regulations pending

Effective date

Effective year / reporting year: SET50 constituents (December 2026 index review) 2027 / 2028; SET100 constituents (December 2027 index review) 2028 / 2029; all other SET-listed companies, including IPOs, 2029 / 2030; mai-listed companies and listed REITs, infrastructure funds, infrastructure trusts and property funds, including IPOs, 2030 / 2031.

Covered entities

SET- and mai-listed companies (Thai or foreign incorporated) and IPO applicants, excluding non-listed companies and LiVEx issuers; listed REITs, infrastructure trusts, property funds and infrastructure funds

UK SRS S1 and S2 are the UK government's endorsed versions of IFRS S1 and S2, published on 25 February 2026 for voluntary use. Voluntary users can apply the Scope 3 and non-climate reliefs with no time limit. The FCA has consulted on listing rules that would make UK SRS S2 climate reporting mandatory for listed companies, with Scope 3 emissions and UK SRS S1 non-climate reporting on a comply-or-explain basis.

Enforcement

Voluntary at publication. FCA proposes mandatory UK SRS S2 for listed issuers (Scope 3 and broader sustainability on comply-or-explain).

Effective date

Voluntary use: no effective date (entities apply the standards when they choose). FCA proposal, subject to the final policy statement: rules in force 1 January 2027 for accounting periods beginning on or after 1 January 2027; using the transitional reliefs, Scope 3 reporting from periods beginning on or after 1 January 2028 and UK SRS S1 non-climate reporting from periods beginning on or after 1 January 2029.

Covered entities

Any entity (voluntary). The FCA proposal covers issuers in the commercial companies (UKLR 6), non-equity and non-voting equity shares (UKLR 16), transition (UKLR 22), secondary listing (UKLR 14) and depositary receipts (UKLR 15) categories. No mandate yet for unlisted companies.

Türkiye incorporated IFRS S1 and S2 fully into Turkish law as TSRS 1 and TSRS 2 on 29 December 2023, with mandatory application from fiscal year 2024 for listed entities, banks and other entities above size thresholds. KGK has since raised the size thresholds, removed portfolio management companies from scope, extended first-year transition reliefs for 2024 first-time reporters, and adopted the ISSB's greenhouse gas disclosure amendments to IFRS S2 as TSRS 2 amendments effective 2027.

Enforcement

Mandatory

Effective date

Fiscal periods starting on or after 1 January 2024; revised thresholds from periods starting on or after 1 January 2025; TSRS 2 GHG amendments from periods starting on or after 1 January 2027 (early application permitted)

Covered entities

All listed entities, banks (regardless of size, except banks within the Savings Deposit Insurance Fund and unlisted banks with one branch or fewer than 250 employees, which were not required to report for 2024 or 2025), and other entities exceeding two of three thresholds in two consecutive periods: total assets TRY 1 billion, annual net sales TRY 2 billion, 500 employees (KGK decision of 13 January 2026, replacing TRY 500m, TRY 1bn and 250 employees). Portfolio management companies were removed from mandatory scope by KGK decision of 14 August 2025.

Switzerland requires large public-interest companies to report on non-financial matters, with climate reporting based on the TCFD recommendations on a comply-or-explain basis. After the 2024 consultation, the Federal Council asked the FDJP to prepare simpler options. Its April 2026 NUFG consultation draft would require reports to follow a standard used in the EU (ESRS) or an equivalent standard recognized by the Federal Council, with limited assurance by an audit firm and supervision by the Federal Audit Oversight Authority. The explanatory report names IFRS Sustainability Disclosure Standards with GRI additions as a possible equivalent, but says equivalence is not yet clear.

Enforcement

Voluntary or under development

Effective date

Not yet specified. The NUFG draft leaves entry into force to the Federal Council, allows publication only once the popular initiative 'Für verantwortungsvolle Grossunternehmen' is withdrawn or rejected, and keeps prior law for financial years running at entry into force and those starting in the following two years

Covered entities

Current rules (Art. 964a CO): public-interest entities that, together with controlled entities, have at least 500 FTE on annual average and exceed CHF 20 million balance sheet total or CHF 40 million turnover, in two consecutive years; entities controlled by a reporting parent or one filing an equivalent foreign report are exempt. NUFG draft (Art. 9): Swiss companies that, with controlled entities, have more than 1,000 FTE and more than CHF 450 million worldwide turnover in two consecutive years, plus Swiss subsidiaries or branches of foreign groups with more than CHF 450 million Swiss turnover; the Federal Council estimates about 100 companies instead of about 200 today.

The Institute of Chartered Accountants, Ghana adopted IFRS S1 and S2 through a roadmap approved on 28 March 2024. Voluntary use runs through periods ending 31 December 2026. Mandatory application starts with periods beginning on or after 1 January 2027 for Significant Public Interest Entities and specified high-impact sectors, then 1 January 2028 for other companies. An ISSA 5000 assurance roadmap dated 17 August 2026 phases in mandatory limited assurance from 2028 and reasonable assurance on all disclosures by 2031 for the first group.

Enforcement

Mandatory

Effective date

Voluntary: accounting periods beginning on or after 1 January 2024 through periods ending on or before 31 December 2026. Mandatory: periods beginning on or after 1 January 2027 for Significant Public Interest Entities, including specified oil and gas, mining, refinery, automobile, cement and non-renewable power generation companies; periods beginning on or after 1 January 2028 for Other Mandatory Adopters. Mandatory assurance (ICAG ISSA 5000 roadmap): SPIEs limited assurance from 1 January 2028, reasonable assurance with limited assurance on Scope 3 from 1 January 2029 to 31 December 2030, reasonable assurance on all disclosures from 1 January 2031; OMAs limited assurance from 1 January 2029, reasonable assurance with limited assurance on Scope 3 from 1 January 2030 to 31 December 2031, reasonable assurance on all disclosures from 1 January 2032

Covered entities

Significant Public Interest Entities: entities listed on any recognized exchange in Ghana; regulated non-listed banks, insurance companies, corporate trustees and registered pension schemes; public limited companies; private companies that are holding companies of public or regulated entities; and, regardless of listing, upstream oil and gas companies holding petroleum agreements, mining exploration and production companies, oil and gas refineries, automobile producers, cement manufacturers and non-renewable power generators. Other Mandatory Adopters: all other companies under the Companies Act, 2019 (Act 992) except SPIEs, government organizations (other than SOEs reporting under IFRS) and Non-Mandatory Companies. Non-Mandatory Companies (no public accountability, annual revenue of not more than GHS 50 million in the two preceding years or total assets of GHS 40 million) may apply voluntarily. Government and not-for-profit (IPSAS) entities: ICAG will set a date once IPSASB standards are issued

On 31 December 2024 the Amman Stock Exchange launched a Climate-related Disclosures Regulatory Framework permitting all listed companies to apply ISSB Standards and requiring ASE20 Index companies to apply the climate-related requirements from FY2026.

Enforcement

Mandatory

Effective date

Voluntary use of IFRS S1 and S2 from annual reporting periods beginning on or after 1 January 2025 (disclosures published in 2026). Mandatory climate disclosures (IFRS S2 and climate-relevant portions of S1) for ASE20 Index companies from annual reporting periods beginning on or after 1 January 2026 (disclosures published in 2027)

Covered entities

All ASE-listed companies permitted to apply IFRS S1 and S2; ASE20 Index companies required to apply the climate-related requirements; ASE has indicated future phases may extend the framework to additional listed companies

ICPAK issued a November 2024 roadmap adopting IFRS S1 and S2, with voluntary application from 2024 and mandatory application for public interest entities from 2027, large non-public-interest entities from 2028 and SMEs from 2029. In 2026 ICPAK required public interest entities to complete a readiness assessment before the 2027 start; its September 2026 report found an average readiness score of 1.51 out of 4.

Enforcement

Mandatory

Effective date

Voluntary: accounting periods beginning on or after 1 January 2024. Mandatory: 1 January 2027 for public interest entities; 1 January 2028 for large non-public-interest entities; 1 January 2029 for SMEs. Government organizations reporting under IPSAS: 1 July 2028 according to ICPAK's September 2026 readiness report (the November 2024 roadmap notice listed this as to be determined by ICPAK). Mandatory assurance for PIEs: limited assurance from 1 January 2028, reasonable assurance with limited assurance on Scope 3 from 1 January 2029, reasonable assurance on all disclosures from 1 January 2030; large non-PIEs 2029, 2030 and 2031; SMEs 2030, 2031 and 2032; government organizations 1 July 2030, 2031 and 2032

Covered entities

Public interest entities, which ICPAK's 2026 readiness assessment covered as seven sectors: companies listed on the Nairobi Securities Exchange, commercial banks regulated by the Central Bank of Kenya, insurers regulated by the Insurance Regulatory Authority, retirement benefit schemes regulated by the Retirement Benefits Authority, fund managers of collective investment schemes and alternative investment funds regulated by the Capital Markets Authority, deposit-taking SACCOs regulated by SASRA, and large state corporations and government-controlled entities reporting under IFRS. Later phases: large non-PIEs (2028), SMEs (2029), and government organizations reporting under IPSAS

The Financial Reporting Council of Nigeria adopted IFRS S1 and S2 through a March 2024 roadmap, amended in February 2026 alongside Sustainability Reporting Guideline 1. Voluntary application runs to 2027. Mandatory application starts for public interest entities with periods beginning on or after 1 January 2028 and for SMEs from 2030, and governments move to the IPSASB climate standard from 2028.

Enforcement

Mandatory

Effective date

Early adopters: periods ending on or before 31 December 2023. Voluntary: accounting periods beginning on or after 1 January 2024 through periods ending on or before 31 December 2027. Mandatory: accounting periods beginning on or after 1 January 2028 for public interest entities; 1 January 2030 for SMEs (early adoption encouraged). Governments and government organizations: IPSASB SRS 1 from financial years beginning 1 January 2028. Assurance or verification required from the third year of reporting, reaching reasonable assurance on all disclosures from the seventh year

Covered entities

Public interest entities as defined in the FRC Act 2011 (as amended): listed entities, regulated non-listed entities, public limited companies, private holding companies of public or regulated entities, concession entities, privatized entities in which government keeps an interest, entities doing government public works with annual contract sums of N1 billion or more, government licensees, and other entities with annual turnover of N30 billion or more; SMEs from 2030. Governments and government organizations (also PIEs under the Act) apply IPSASB SRS 1 from 2028 instead of IFRS S1 and S2

The Institute of Certified Public Accountants Rwanda issued a roadmap adopting IFRS S1, IFRS S2 and future ISSB Standards across four entity groups. Group 1 Tier I financial institutions began simplified climate-only reporting in FY2025 while listed entities stayed on the Rwanda Stock Exchange ESG Guidelines. Listed entities move to simplified ISSB reporting in FY2026, and all Group 1 entities apply full ISSB Standards from FY2027.

Enforcement

Mandatory

Effective date

Group 1 (listed entities and Tier I financial institutions): Initial Phase from FY2025 (listed entities report under the RSE ESG Guidelines in this phase), Intermediate Phase from FY2026, Full ISSB Standards from FY2027. Group 2 (public utilities and Tier II/III financial institutions): 2026, 2027, 2028. Group 3 (other IFRS reporters and Tier IV financial institutions): 2027, 2028, 2029. Group 4 (IFRS for SMEs reporters): simplified framework from FY2028 and Intermediate Phase requirements from FY2029. Limited assurance is required in the second year of full ISSB application, with reasonable assurance after at most two years of limited assurance

Covered entities

Group 1: listed entities and Tier I financial institutions (banks, insurers). Group 2: public utilities, Tier II (deposit-taking microfinance, micro insurers) and Tier III (non-deposit-taking financial service providers, mutual insurers). Group 3: other IFRS reporters and Tier IV (financial cooperatives). Group 4: IFRS for SMEs reporters

Tanzania's National Board of Accountants and Auditors adopted IFRS S1 and S2 through Technical Pronouncement No. 1 of 2024 for public interest and public sector entities from financial years beginning on or after 1 January 2025. Technical Pronouncement No. 1 of 2026 sets where disclosures sit and permits a separate stand-alone sustainability report. It keeps public sector entities on IFRS S1 and S2 until IPSASB standards take effect and requires entities and audit firms to assess their readiness for ISSA 5000 assurance.

Enforcement

Mandatory

Effective date

Financial years commencing on or after 1 January 2025. Technical Pronouncement No. 1 of 2026 amendments apply to annual periods beginning 1 January 2027 (early adoption encouraged)

Covered entities

Public interest entities (entities with debt or equity in public markets, fiduciary entities such as banks, insurers and brokers, and commercial entities with total gross capital of at least TZS 50 billion in strategic sectors including energy, water, telecoms, transport, extractives, food processing and entertainment) plus public sector entities; voluntary application permitted for all other entities

ZICA issued a pronouncement adopting IFRS S1 and S2, with mandatory application by all publicly accountable entities for annual reporting periods beginning on or after 1 January 2025 and voluntary application permitted for all other organisations.

Enforcement

Mandatory

Effective date

Annual reporting periods beginning on or after 1 January 2025

Covered entities

All publicly accountable entities (entities whose securities are traded in public markets or that are in the process of issuing such securities); all other organisations permitted to apply voluntarily

The Institute of Certified Public Accountants of Uganda adopted IFRS S1 and S2 on 4 September 2024 and approved its final implementation roadmap on 2 September 2025. Entities may report voluntarily from 2026. Mandatory application is phased from 2028 for listed entities, financial institutions, insurers and IFRS-reporting Government Business Entities, from 2029 for pension schemes, SACCOs, large companies and other public interest entities, and from 2030 for SMEs.

Enforcement

Mandatory

Effective date

Voluntary: accounting periods beginning on or after 1 January 2026 (readiness assessment required before reporting). Mandatory: 1 January 2028 for listed entities, financial institutions including microfinance deposit-taking institutions, insurers and reinsurers, and Government Business Entities using IFRS Accounting Standards; 1 January 2029 for retirement benefit schemes, SACCOs, large companies and other public interest entities; 1 January 2030 for SMEs. Government and other public sector entities: to be determined by ICPAU once IPSASB sustainability standards are available. Mandatory assurance (ISSA 5000) for the 2028 group: limited assurance from 1 January 2029, reasonable assurance excluding Scope 3, scenario analysis and transition plans from 2030, reasonable assurance with limited assurance on Scope 3 from 2031, reasonable assurance on all disclosures from 2032; one year later for the 2029 group

Covered entities

2028: entities whose debt or equity is traded, or being issued for trading, on a domestic, foreign or over-the-counter market; all financial institutions and microfinance deposit-taking institutions; insurers and reinsurers; and Government Business Entities applying IFRS Accounting Standards. 2029: retirement benefit schemes, SACCOs, large companies and other public interest entities as defined in ICPAU's IFRS for SMEs implementation guidelines. 2030: SMEs. All entities may report voluntarily from 2026

Zimbabwe's Public Accountants and Auditors Board issued a final roadmap on 11 April 2026 for applying IFRS S1 and S2. Listed companies, banks, IFRS-reporting state-owned enterprises and high environmental impact entities report voluntarily in 2026 and 2027 and must apply the standards from 2028. Other public interest entities and smaller entities follow from 2029, and public sector entities will get a separate IPSAS roadmap.

Enforcement

Mandatory

Effective date

Category 1: voluntary 2026 and 2027; mandatory from 2028 (IFRS S1 and S2 with standard and jurisdictional transitional exemptions); full IFRS S2 compliance by 2030 and full ISSB compliance by 2031. Category 2: voluntary 2026 to 2028; mandatory from 2029; full ISSB compliance by 2032. Category 3: voluntary 2026 to 2028; mandatory from 2029 (entity chooses areas to report on), IFRS S1 and S2 apply from 2030, full ISSB compliance by 2033. Category 4 (IPSAS public sector entities): separate roadmap to follow. Years are the reporting years shown in the roadmap tables

Covered entities

All entities preparing general purpose financial statements under IFRS, in four categories. Category 1: listed companies (ZSE and VFEX), banking institutions and building societies, state-owned enterprises applying IFRS, and high environmental impact entities applying IFRS (including those carrying out activities that require an Environmental Impact Assessment under the Environmental Management Act). Category 2: unlisted insurers and reinsurers, life and funeral assurers, deposit-taking microfinance institutions, pension funds and other public interest entities. Category 3: non-deposit-taking microfinance institutions, micro-insurers and entities without public interest. Category 4: public sector entities applying IPSAS