SEZ unit approval conditional on export of financial services and regulatory permissions, with compliance and renewal requirements. The Letter of Approval authorizes establishment of an IFSC unit in the SEZ subject to SEZ Act and Rules, permitting authorised operations including export of financial services, and allowing import/procurement from the Domestic Tariff Area except prohibited items. Key conditions require execution of the Bond-cum-Legal Undertaking, pollution control compliance, procurement of all statutory/regulatory approvals, notification of commencement to the Administrator, acceptance of LOA terms within forty-five days, and recognition that the LOA's operative validity runs for five years from commencement with renewal or exit options and cancellation for non-compliance.