49 C.F.R. § 243.107

(a) An employer who provides training of safety-related railroad employees shall submit its training program to FRA for review and approval. For an employer using FRA's part 243 web portal, the web portal will prompt the employer to provide the required information in this section. Each employer shall state in its submission whether, at the time of filing, it:

(1) Primarily conducts the training program of its own safety-related railroad employees, utilizing its own resources;

(2) Conducts any training for other than its own safety-related railroad employees;

(3) Implements any training programs conducted by some other entity on its behalf but adopted by that employer;

(4) Uses any combination of the practices described in paragraphs (a)(1) through (3) of this section.

(b) [Reserved]