43 CFR 3598.3 - Service of notices, instructions and orders.
The operator/lessee shall be considered to have received all notices and orders that are mailed by certified mail and a receipt received by the authorized officer. Verbal orders and notices may be given to officials at the mine but shall be confirmed in writing in accordance with § 3598.2 of this title.
Title 43 published on 2013-10-01
no entries appear in the Federal Register after this date.