UK Carbon and Sustainability Regulations: Complete Guide 2026

Navigate the complex landscape of UK carbon compliance regulations. From SECR and TCFD to the new UK SRS standards, understand what applies to your business and when.

13,500+

UK companies affected

8 Major

Regulatory frameworks

2027

UK SRS mandatory

Upcoming Regulatory Changes

Major changes coming in 2027 and beyond. Start preparation now.

PRIORITY
From Jan 2027

UK SRS - UK Sustainability Reporting Standards

The most significant change to UK sustainability reporting. S1 and S2 standards published February 2026, FCA proposing mandatory adoption from 1 January 2027.

Phase 1 (2027): Listed companies, large banks/insurers

Requirements: Full sustainability + climate disclosures

Key change: Mandatory Scope 3 emissions

Replaces: TCFD for listed companies

Read implementation guide

Green Claims Code Enhancement

Stricter rules on environmental marketing claims expected 2026.

Impact: All businesses making green claims

Status: CMA consultation ongoing

Transition Plan Disclosures

Mandatory transition plans for financial institutions and listed companies.

Timeline: Expected 2027-2028

Status: TPT framework published

Sector-Specific & Specialised Regulations

Modern Slavery & Supply Chain

Integration of supply chain transparency with Scope 3 emissions reporting.

Learn more →

CCA - Climate Change Act

UK's legally binding carbon budgets and 2050 net zero target.

Guide coming soon

CRC Energy Efficiency

Closed to new entrants but compliance continues for existing participants.

Guide coming soon

Climate Change Agreements

Voluntary agreements for energy-intensive sectors with tax benefits.

Guide coming soon

PPN 06/21 Carbon Reduction Plans

Required for central government contracts over £5m annual value.

Guide coming soon

MEES - Minimum Energy Efficiency

Minimum EPC ratings for commercial and residential properties.

Guide coming soon

UK Carbon Regulation Timeline 2026-2030

2026

Current Year

  • • ESOS Phase 3 deadline (5 December)
  • • UK SRS preparation period
  • • FCA consultation on UK SRS closes
2027

Major Changes

  • • UK SRS mandatory for listed companies (1 January)
  • • TCFD replaced by UK SRS
  • • Scope 3 emissions mandatory
2028

Expansion Phase

  • • UK SRS expected for large private companies
  • • Transition plan requirements likely
  • • Enhanced assurance requirements
2030

2030 Targets

  • • 68% emission reduction target (vs 1990)
  • • Sixth Carbon Budget period begins
  • • Expected full UK SRS adoption

How Carbon Legal Helps Navigate Regulations

Compliance Mapping

Identify which regulations apply to your business and when

Gap Assessment

Assess current compliance status and identify requirements

Implementation Support

Hands-on help to achieve and maintain compliance

Stay Ahead of Regulatory Changes

With UK SRS coming in 2027 and ongoing regulatory evolution, preparation is critical. Our experts guide you through current requirements and future readiness.