43 CFR 3835.20: Transferring, selling, inheriting, or otherwise conveying mining claims or sites already subject to a waiver.

(a) If you purchase, inherit, or otherwise obtain mining claims or sites that are subject to a waiver, you must also qualify for the waiver in order for BLM to continue to apply the waiver to the mining claims you have received in the transfer; or

(b) If you purchase, inherit, or otherwise obtain mining claims or sites that are subject to a waiver and you do not qualify for the waiver, you must pay the annual maintenance fee by the September 1 following the date the transfer became effective under state law.