Streamlined Energy and Carbon Reporting · Complete UK SECR Guide

Streamlined Energy and Carbon Reporting (SECR)

Complete guide to UK SECR compliance requirements. Mandatory for companies exceeding two of three thresholds: £36m turnover, £18m balance sheet, 250 employees. Expert implementation support for regulatory compliance.

Updated for 2026 reporting requirements · Independent analysis
RequirementsCalculationImplementationResources

SECR Implementation by the numbers

SECR Effective Date
April2019
Mandatory compliance for large UK companies since 2019

Streamlined Energy and Carbon Reporting became mandatory for large UK companies in April 2019, replacing the Carbon Reduction Commitment (CRC) scheme.

UK Government · Environmental Reporting Guidelines

Companies Affected
19,900entities
UK organisations measured in SECR's scope

DESNZ's 2026 independent evaluation measured approximately 19,900 organisations in SECR's scope — 76% more than the 2018 impact assessment's original forecast of 11,300 — meeting two of three size criteria (£36m turnover, £18m balance sheet, 250 employees).

DESNZ · Independent Evaluation of SECR, 29 Jan 2026

Reporting Deadline
9months
Filing deadline after financial year-end

SECR disclosures must be included in the Directors' Report and filed at Companies House within 9 months of the financial year-end.

Companies Act 2006 Requirements

Framework Integration
3systems
Major UK carbon reporting frameworks requiring coordination

Companies must coordinate SECR with <a href="https://uksrs.org.uk/esos-energy-savings-opportunity-scheme">ESOS meaning</a> energy audits (<a href="https://uksrs.org.uk/esos-phase-4-compliance-guide">ESOS Phase 4</a>) and future UK SRS sustainability reporting for integrated compliance approach.

UK Regulatory Framework Analysis

SECR Compliance Framework

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SECR Compliance Assessment

Threshold evaluation and gap analysis

Comprehensive assessment of your SECR obligations, including threshold evaluation, data requirements, and compliance roadmap development.

  • Company size threshold assessment (£36m/£18m/250)
  • Energy and carbon data availability review
  • Methodological approach selection
  • Compliance timeline and project planning
  • Integration with existing reporting systems
  • Directors' Report preparation guidance
Learn More →

Energy & Carbon Calculation

Data collection and emissions quantification

Professional energy consumption measurement and greenhouse gas emissions calculation using approved SECR methodologies.

  • Energy consumption data collection (electricity, gas, transport)
  • Scope 1 and Scope 2 GHG emissions calculation
  • UK vs overseas operational split reporting
  • Intensity metrics selection and calculation
  • DESNZ conversion factors application
  • Year-on-year comparison and trend analysis
Learn More →
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SECR Reporting & Disclosure

Directors' Report preparation and filing

Professional preparation of SECR disclosures for inclusion in your Directors' Report, ensuring regulatory compliance.

  • Narrative disclosure development
  • Energy efficiency actions documentation
  • Methodological explanation and transparency
  • Board review and approval processes
  • Companies House filing compliance
  • Future UK SRS preparation alignment
Learn More →

SECR Threshold Criteria

📊 SECR Applies If You Exceed 2 of These 3 Thresholds:

£36m
Annual Turnover
£18m
Balance Sheet Total
250
Employees
🏢 Quoted Companies

All UK incorporated companies listed on major exchanges (LSE, NYSE, NASDAQ, EEA) must comply regardless of size.

Must Report:
  • • Global energy use & GHG emissions
  • • Scope 1 & 2 emissions minimum
  • • Intensity metrics and methodology
  • • Previous year comparisons
📊 Large Unquoted Companies

UK companies and LLPs exceeding 2 of the 3 size thresholds above.

UK Operations Focus:
  • • UK energy consumption reporting
  • • UK territorial emissions only
  • • Simplified disclosure requirements
  • • Directors\' Report inclusion

🛡️ SECR Exemptions

Low Energy Users

40,000 kWh or less a year

👥
Subsidiaries

Included in parent report

🏛️
Charities

Not-for-profit sector

SECR Implementation Methodology

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Energy & Emissions Data

  • Energy consumption: Total kWh from electricity, gas, transport fuels
  • GHG emissions: Scope 1 & 2 in tCO2e (Scope 3 optional, except one narrow mandatory transport-fuel category for large unquoted companies and LLPs)
  • UK vs overseas: Territorial split for operational reporting
  • DESNZ factors: Annual conversion factors for emissions
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Intensity Metrics

  • Metric selection: Revenue, FTE, floor area, or production unit
  • Year-on-year: Previous year comparison mandatory
  • Sector relevance: Industry-appropriate denominators
  • Trend analysis: Progress monitoring and reporting
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Narrative Disclosures

  • Methodology: Calculation standards and approaches
  • Energy efficiency: Actions taken in reporting period
  • Data quality: Coverage explanations and estimates
  • Future plans: Improvement strategies and targets

🔗 Complete UK Carbon Reporting Hub

Access comprehensive UK carbon reporting guidance across SECR, ESOS, and UK SRS frameworks:

Official SECR Authorities

Expert SECR Implementation Support

Ensure compliance with Streamlined Energy and Carbon Reporting requirements. Professional guidance for threshold assessment, data collection, and regulatory compliance readiness.

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