Insurance company must file Form No.2A reporting taxable securities transactions, STT amounts, fund-level and month-wise details. Form No. 2A requires insurance companies to report taxable securities transactions and associated STT figures under the Securities Transaction Tax Rules, 2004, including aggregated transaction values, STT collectible/collected/paid, payable/refundable amounts, interest under section 104, and a verification declaration. It further requires fund-level schedules for equity oriented funds (with client codes, seller details, PANs, transaction values and STT amounts), month-wise breakdowns, and payment/challan details, with per-fund and per-month subtotals.