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ETSO-C164

European Technical Standard Orders (CS-ETSO) · CS-ETSO · EAR revision 14 Aug 2026

IRImplementing rule

ETSO-C164

1 Applicability

This ETSO gives the requirements which Night Vision Goggles (NVG) that are manufactured on or after the date of this ETSO must meet in order to be identified with the applicable ETSO marking.

2 Procedures

- 2.1 General

Applicable procedures are detailed in CS-ETSO, Subpart A.

- 2.2 Specific

None.

3 Technical conditions

- 3.1 Basic

3.1.1 Minimum performance standard

Standards set forth in the RTCA DO-275, Minimum Operational Performance Standards for Integrated Night Vision Imaging System Equipment, dated 12/10/2001.

- 3.1.2 Environmental standard

See CS-ETSO, Subpart A, paragraph 2.1.

- 3.1.3 Software

See CS-ETSO, Subpart A, paragraph 2.2.

- 3.1.4 Airborne electronic hardware

See CS-ETSO, Subpart A, paragraph 2.3.

3.2 Specific

3.2.1 Failure condition classification

See CS-ETSO, Subpart A, paragraph 2.4.

Failure of the function defined in paragraph 3.1.1 of this ETSO has been determined to be a major failure condition.

4 Marking

- 4.1 General

Marking as detailed in CS-ETSO, Subpart A, paragraph 1.2.

- 4.2 Specific

If the night vision goggle includes airborne software, then the part number must include hardware and software identification. Or, you can use a separate part number for hardware and software. Either way, you must include a means for showing the modification status.

NIGHT VISION GOGGLES (NVG)

ED Decision 2013/012/R

5 Availability of referenced document

See CS-ETSO, Subpart A, paragraph 3. [Amdt ETSO/8]

IR · ETSO-C164 — CS-ETSO · CS-ETSO Easy Access Rules · EAR revision 14 Aug 2026

All rules in SUBPART B -LIST OF ETSOS

Consolidated from the EASA Easy Access Rules (revision 14 Aug 2026, extracted 17 Aug 2026) for convenience. Not the official publication — verify against the Official Journal of the European Union and the EASA publications before operational use.

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