B S R & Co. LLP resigns as Biocon Biologics statutory auditor
B S R & Co. LLP resigns as statutory auditor of Biocon Biologics Limited effective August 6, 2026, to align with parent company Biocon Limited's audit structure following mandatory rotation. The firm completed its FY26 audit and Q1FY27 review prior to stepping down.

*this image is generated using AI for illustrative purposes only.
Biocon Limited disclosed on August 06, 2026, that B S R & Co. LLP has resigned as the statutory auditor of its material subsidiary, Biocon Biologics Limited (BBL). The resignation takes immediate effect to align BBL’s statutory auditors with those of the holding company, driven by the mandatory rotation of B S R & Co. LLP as statutory auditors of Biocon Limited under the Companies Act, 2013.
The disclosure was made pursuant to Regulation 30 read with Part A of Schedule III of the Securities and Exchange Board of India (Listing Obligations and Disclosure Requirements) Regulations, 2015. The information was submitted to the Bombay Stock Exchange and the National Stock Exchange of India Limited, referencing SEBI Circular No. HO/49/14/14(7)2025-CFD-POD2/I/3762/2026 dated January 30, 2026.
Auditor Transition Details
B S R & Co. LLP, identified by ICAI Firm Registration Number 101248W/W-100022, was originally appointed as statutory auditor of BBL via a shareholder resolution dated July 26, 2022. Their term was scheduled to expire at the conclusion of the annual general meeting held after the financial year ended March 31, 2027.
The firm confirmed it has completed all statutory obligations up to the date of resignation. This includes issuing the audit report for the year ended March 31, 2026, dated May 07, 2026, and the limited review report for the quarter ended June 30, 2026, dated August 05, 2026.
| Particular | Detail |
|---|---|
| Auditor Name | B S R & Co. LLP |
| Resignation Date | August 06, 2026 |
| Reason | Alignment with parent company due to mandatory rotation |
| Last Audit Report | Year ended March 31, 2026 (dated May 07, 2026) |
| Last Review Report | Quarter ended June 30, 2026 (dated August 05, 2026) |
Regulatory Compliance and Next Steps
Partner Sanjay Sharma of B S R & Co. LLP stated that the firm would file Form ADT-3 with the Registrar of Companies in due course, as required by the Companies Act, 2013. The resignation letter and Annexure A, detailing the absence of any management-imposed limitations or other material concerns, were enclosed with the exchange filing.
What the Numbers Show
The resignation reflects a standard compliance-driven transition rather than an operational dispute. By aligning the subsidiary’s auditor with the parent company’s new statutory auditor, Biocon Limited ensures consolidated audit consistency. The timely completion of the FY26 audit and Q1FY27 limited review indicates no disruption to the financial reporting timeline for the period ending June 30, 2026.
Historical Stock Returns for Biocon
| 1 Day | 5 Days | 1 Month | 6 Months | 1 Year | 5 Years |
|---|---|---|---|---|---|
| +2.68% | +1.28% | +2.90% | +18.71% | +17.26% | +13.65% |
Which audit firm has been appointed as the new statutory auditor for Biocon Biologics Limited to replace B S R & Co. LLP?
How might the transition period impact the timeline for the limited review report of the quarter ending September 30, 2026?
Are there any expected changes in audit fees or scope of work for Biocon Biologics under the new auditor alignment strategy?


































