49 CFR §671.23

1. (a)RWP program. Each transit worker must follow the requirements of the RTA's RWP program by position and labor category.
2. (b)Fouling the track. A transit worker may only foul the track once they have received appropriate permissions and redundant protections have been established as specified in the RWP manual.
3. (c)Acknowledgement of protections providing on-track safety. A transit worker must understand and acknowledge in writing the protections providing on-track safety measures for their specific task before accessing the roadway or track zone.
4. (d)Refusal to foul the track. A transit worker may refuse to foul the track if the transit worker makes a good faith determination that that they believe any assignment is unsafe or would violate the RTA's RWP program.
5. (e)Reporting. A transit worker must report unsafe acts and conditions and near-misses related to the RWP program as part of the RTA's Transit Worker Safety Reporting Program.