The ownership and full cost pricing limitations of this subchapter and the ownership limitations provided in any other provision of Federal reclamation law shall not apply to lands in a district after the obligation of a district for the repayment of the construction costs of the project facilities used to make project water available for delivery to such lands shall have been discharged by a district (or by a person within the district pursuant to a contract existing on October 12, 1982), by payment of periodic installments throughout a specified contract term, including individual or district accelerated payments where so provided in contracts existing on October 12, 1982.

Nothing in this subchapter shall be construed as authorizing or permitting lump sum or accelerated repayment of construction costs, except in the case of a repayment contract which is in effect upon October 12, 1982, and which provides for such lump sum or accelerated repayment by an individual or district.