BLM may approve the voluntary termination of a unit agreement at any time:

(a) After receiving a signed certification agreeing to the termination from a sufficient number of the working interest owners specified in the unit agreement who together represent a majority interest in the unit agreement; and

(b)

(1) After the completion of the initial unit obligation well but before the establishment of a participating area; or

(2) After a participating area is established, upon receipt of information providing adequate assurance that:

(i) Diligent development and production of known commercial geothermal resources will occur; and

(ii) The public interest is protected.