Schedule L-1
Schedule L-1 — Good Laboratory Practices and Requirements of Premises and Equipment (India) · schedule l1 · india glp · good laboratory practices india
Schedule L-1 is India's Good Laboratory Practices standard for pharmaceutical testing laboratories under the Drugs and Cosmetics Rules 1945, covering premises, equipment qualification, SOPs, analyst competence, method verification and raw-data retention.
Schedule L-1 was inserted into the Drugs and Cosmetics Rules 1945 by GSR 780(E) of 10 November 2008 and applies to in-house pharmaceutical quality-control laboratories and to third-party drug-testing laboratories approved under Rule 150-A. It sets out the requirements for laboratory premises and layout, instrument qualification and calibration, standard operating procedures, chemicals and reference standards, analyst qualification and training, method verification, chain of custody for samples, OOS/OOT investigation, and retention of raw analytical data and records (typically five years or one year past expiry, whichever is later). Schedule L-1 sits alongside Schedule M — Schedule M covers the manufacturing side, Schedule L-1 governs the lab that releases the batch. State Licensing Authorities and CDSCO inspect Schedule L-1 compliance during GMP and Approved Testing Laboratory audits; findings commonly cover data integrity, incomplete instrument qualification, and weak OOS investigation. Related: CDSCO, Schedule M, 21 CFR 58, ICH Q2, data integrity, OOS.
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