§125.3. Deviation authority. — Inbound Citations

(ii) Is employed by a person who holds a letter of deviation authority issued under § 125.3 of this chapter when the pilot is conducting an EFVS operation for that person under part 125, provided the pilot is conducting the operation in accordance with that person's letter of authorization for EFVS operations; or

(4) Each operator that operates two or more aircraft described in paragraph (b)(4)(i), (ii), or (iii) of this section, in furtherance of or incidental to a business, solely pursuant to the general operating and flight rules in part 91 of this chapter, or that operates aircraft pursuant to a Letter of Deviation Authority issued under § 125.3 of this chapter.

(i) Standard airworthiness airplanes that require a type rating under § 61.31(a) of this chapter.

(5) They are being operated under a deviation authority issued under § 125.3;

(c) The rules of this part which apply to a certificate holder also apply to any person who engages in any operation governed by this part without an appropriate certificate and operations specifications required by this part or a Letter of Deviation Authority issued under § 125.3.