14 CFR · Part 33
14 CFR § 33.1
Applicability.
(a)
This part prescribes airworthiness standards for the issue of type certificates and changes to those certificates, for aircraft engines.
(b)
Each person who applies under part 21 for such a certificate or change must show compliance with the applicable requirements of this part and the applicable requirements of part 34 of this chapter.
Regulations Referenced
Reflects the eCFR edition current as of September 29, 2026. Retrieved from ecfr.gov on October 16, 2026.
Primary Source