43 CFR §3835.20

1. (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
2. (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.