Code of Federal Regulations Title 49. Transportation § 49.242.201 Time limitations for certification

(1) A determination concerning eligibility under §§ 242.111, 242.113, 242.115, and 242.403 and the eligibility data being relied on was furnished more than 366 days before the date of the railroad's certification decision;

(2) A determination concerning visual and hearing acuity and the medical examination being relied on was conducted more than 450 days before the date of the railroad's certification decision;

(3) A determination concerning demonstrated knowledge and the knowledge examination being relied on was conducted more than 366 days before the date of the railroad's certification decision;  or

(4) A determination concerning demonstrated knowledge and the knowledge examination being relied on was conducted more than 24 months before the date of the railroad's recertification decision if the railroad administers a knowledge testing program pursuant to § 242.121 at intervals that do not exceed 24 months.

(1) Permit or require a person, designated under § 242.105(a) or (b), to perform service as a certified conductor for more than the 36–month period beginning on the pertinent date for compliance with the mandatory procedures for testing and evaluation set forth in the applicable provisions of § 242.105(d) or (e) unless that person has been determined to be eligible in accordance with procedures that comply with subpart B of this part.

(2) Certify a person as a conductor for an interval of more than 36 months;  or

(3) Rely on a certification issued by another railroad that is more than 36 months old.