43 CFR § 3214.18
Who will BLM hold liable under the lease and what are they liable for?
June 11, 2020
BLM will hold all interest owners in a lease jointly and severally liable for compliance with the requirements of §3200.4 for obligations that accrue while they hold their interest. Among other things, all interest owners are jointly and severally liable for:
(a) Plugging and abandoning wells;
(b) Reclaiming the surface and other resources;
(c) Compensatory royalties assessed for drainage; and
(d) Rent and royalties due.