30 C.F.R. § 1204.5
(a) ONRR and the State may allow royalty prepayment or accounting and auditing relief for your marginal property production if ONRR and the State jointly determine that the prepayment or accounting and auditing relief is in the best interests of the Federal Government and the State to:
(b) At any time, if ONRR and the State determine that either prepayment or accounting and auditing relief no longer meets the criteria in paragraph (a) of this section, ONRR, with the State's concurrence, may discontinue any prepayment or accounting and auditing relief options granted for production from any marginal property.
(1) ONRR will provide you written notice of the decision to discontinue relief.