43 CFR 3271.12 - What do I need to start preliminary site investigations that may disturb the surface?
(2) File a bond meeting the requirements of either § 3251.14 or § 3273.19. See subparts 3214 and 3215 for additional details on bonding procedures.
Title 43 published on 2013-10-01
no entries appear in the Federal Register after this date.