Subject to the provisions of §§ 27.52 through 27.55, no cotton shall be tendered or delivered on a basis grade contract unless on or prior to the date fixed for delivery under such contract, and in advance of final settlement of the contract, the person making the tender shall furnish to the person receiving the same a valid outstanding cotton classification record complying with the regulations in this subpart, showing such cotton to be tenderable on a basis grade contract.