(a) General. A railroad not otherwise subject to this part may voluntarily comply by establishing and fully implementing an RRP meeting the requirements of this part. A voluntary RRP shall be supported by an RRP plan that has been submitted to FRA for approval pursuant to the requirements of subpart D of this part. After FRA has approved its RRP plan, a voluntarily-compliant railroad that fails to comply with the requirements of this part is subject to civil penalties or other FRA enforcement action.

(b) Duration. A voluntarily-compliant railroad will be required to comply with the requirements of this part for a minimum period of five years, running from the date on which FRA approves the railroad's plan pursuant to subpart D of this part.

(c) Notification to discontinue compliance. After this five-year period, a voluntarily-compliant railroad may discontinue compliance with this part by providing written notice to the FRA Associate Administrator for Railroad Safety and Chief Safety Officer at [email protected].

(d) Discovery and admission as evidence of certain information. The information protection provisions in § 271.11 apply to information compiled or collected pursuant to a voluntary RRP that is conducted in accordance with the requirements of this part and as provided by § 271.301(b)(4)(ii).