Practical, sourced explanations of BRSR, carbon accounting, assurance and the frameworks — answer first, with worked examples.
BRSR — the Business Responsibility and Sustainability Report — is the ESG disclosure SEBI requires from India's top 1,000 listed companies, filed with the annual report in PDF and XBRL. It has three sections, follows the nine principles of India's National Guidelines on Responsible Business Conduct, and its core indicators must be independently assessed or assured, on a glide path that reaches the top 1,000 for FY 2026-27.
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GRI reports a company's impacts on the economy, environment and people; the ISSB's IFRS S1 and S2 report sustainability risks and opportunities that affect the company's prospects, for investors; ESRS, under the EU's CSRD, require both views — double materiality. BRSR is India's mandatory report. They share many measures, such as Scope 1 emissions, but they are not interchangeable.
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The BRSR is filed with NSE and BSE in two forms on the same day as the annual report — a PDF for people and an XBRL file for machines — and the two must match. The XBRL is usually prepared with the exchanges' BRSR utility, validated and uploaded; common causes of trouble are units, scaling, "not applicable" answers without reasons, and figures that differ from the PDF.
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A walkthrough around your sites, frameworks and deadlines — with the evidence and approvals behind every figure.