14 CFR 142.31 - Advertising limitations.
(a) A certificate holder may not conduct, and may not advertise to conduct, any training, testing, and checking that is not approved by the Administrator if that training is designed to satisfy any requirement of this chapter.
(b) A certificate holder whose certificate has been surrendered, suspended, revoked, or terminated must—
(1) Promptly remove all indications, including signs, wherever located, that the training center was certificated by the Administrator; and
Title 14 published on 2015-01-01.
No entries appear in the Federal Register after this date, for 14 CFR Part 142.