((a)) ** Termination** Except as provided in subsection (c), a transfer of (or change in) the interest of an owner or producer subject to a contract in the contract acreage covered by the contract shall result in the termination of the contract with respect to the acreage, unless the transferee or owner of the acreage agrees to assume all obligations under the contract. The termination shall be effective on the date of the transfer or change.

((b)) ** Modification** At the request of the transferee or owner, the Secretary may modify the contract if the modifications are consistent with the objectives of this subchapter, as determined by the Secretary.

((c)) ** Exception** If an owner or producer who is entitled to a contract payment dies, becomes incompetent, or is otherwise unable to receive the contract payment, the Secretary shall make the payment, in accordance with regulations prescribed by the Secretary.