The Secretary concerned may prescribe investigative and surveillance activities necessary to enforce the safety regulations prescribed and orders issued by the Secretary
1
So in original. Probably should be “Secretary concerned”.
that apply to railroad equipment, facilities, rolling stock, and operations in a State. The State may participate in those activities when the safety practices for railroad equipment, facilities, rolling stock, and operations in the State are regulated by a State authority and the authority submits to the Secretary concerned an annual certification as provided in subsection (b) of this section.