12.3—Effect on prior issuances.
(a)
All provisions of Department of the Interior nonregulatory program manuals, handbooks and other materials which are inconsistent with the above OMB Circulars are superseded, except to the extent that they are (1) required by statute, or (2) authorized in accordance with the exceptions provisions of each circular.
(b)
Except to the extent inconsistent with the regulations in 43 CFR part 12, subpart C, all existing Department of the Interior regulations in 25 CFR parts 23, 27, 39, 40, 41, 256, 272, 278, and 276; 30 CFR parts 725, 735, 884, 886, and 890; 36 CFR parts 60, 61, 63, 65, 67, 72, and 800; 43 CFR parts 26 and 32; and 50 CFR parts 80, 81, 82, 83, and 401 are not superseded by these regulations nor are any paperwork approvals under the Paperwork Reduction Act.