70 Pa. Code § 9.26
(a) Requirement. If coal is not offered for sale and it is necessary to transport the coal over the public highway from the point of mining, stripping operation or culm bank to railroad cars, coke ovens, breakers, washery or other form of preparation plants, the operator of the vehicle transporting the coal shall possess a certificate of special transportation, containing the following information, written in ink or indelible pencil:
(b) Issuance and surrender. The driver of each truck shall possess a new certificate of special transportation each day the driver hauls the coal described in subsection (a).