---
kind: "section"
citation: "14 C.F.R. § 25.3"
title: "14"
number: "25.3"
heading: "Special provisions for ETOPS type design approvals."
url: "https://uscodex.org/cfr/14/25.3"
---

# §25.3. Special provisions for ETOPS type design approvals.

- (a) **Applicability.** This section applies to an applicant for ETOPS type design approval of an airplane:
  - (1) That has an existing type certificate on February 15, 2007; or
  - (2) **For which an application for an original type certificate was submitted before February 15, 2007.**
- (b) **Airplanes with two engines.**
  - (1) For ETOPS type design approval of an airplane up to and including 180 minutes, an applicant must comply with [§ 25.1535](/cfr/14/25.1535.md), except that it need not comply with the following provisions of Appendix K, K25.1.4, of this part:
    - (i) K25.1.4(a), fuel system pressure and flow requirements;
    - (ii) K25.1.4(a)(3), low fuel alerting; and
    - (iii) K25.1.4(c), engine oil tank design.
  - (2) For ETOPS type design approval of an airplane beyond 180 minutes an applicant must comply with [§ 25.1535](/cfr/14/25.1535.md).
- (c) **Airplanes with more than two engines.** An applicant for ETOPS type design approval must comply with [§ 25.1535](/cfr/14/25.1535.md) for an airplane manufactured on or after February 17, 2015, except that, for an airplane configured for a three person flight crew, the applicant need not comply with Appendix K, K25.1.4(a)(3), of this part, low fuel alerting.

## Notes

### Amendments

[Doc. No. FAA-2002-6717, 72 FR 1873, Jan. 16, 2007]

### Authority

Authority: 49 U.S.C. 106(f), 106(g), 40113, 44701, 44702 and 44704; Pub. L. 115-254, 132 Stat 3281 (49 U.S.C. 44903 note).

### Source

Source: Docket No. 5066, 29 FR 18291, Dec. 24, 1964, unless otherwise noted.

### Amendments

[Doc. No. FAA-2002-6717, 72 FR 1873, Jan. 16, 2007]