Tripartite agreement requirement mandates audited handover and data transfer protections for change of share transfer agent. SEBI requires a Model Tripartite Agreement among the Issuer, Existing STA and New STA under Regulation 7(4) LODR, mandating publication of the format, auditor-verified handover of records and computer data, issuance of a No Objection Certificate for ISIN shifting, cataloguing of missing records via Annexure-I, capital reconciliation by the New STA, time-bound allocation of pre- and post-cut-off liabilities, preservation of handed-over soft data by the Existing STA, submission of the Agreement to stock exchanges, and compliance with applicable SEBI rules and circulars.