Go back to News
May 18, 2022
ED-285 Change 1 - Minimum Operational Performance Standard for offshore Helicopter Terrain Awareness and Warning System (HTAWS)

We are pleased to announce the publication of ED-285 Change 1|Minimum Operational Performance Standard for offshore Helicopter Terrain Awareness and Warning System (HTAWS).
ED-285 Change 1 Minimum Operating Performance Standards for Helicopter Terrain Awareness and Warning Systems (HTAWS) for Offshore Helicopter Operations will change a graphical error in Figure 3-9 to ensure that Alert Criteria – Caution number OHTAWS_REQ35. and OHTAWS_REQ36. are displayed correctly. The numbers on the graph appear differently than the lines on the graph defining the “May Alert” area.

Available on EUROCAE website.

Related News

Join EUROCAE’s Technical Advisory Committee

The EUROCAE Technical Advisory Committee (TAC) is composed of 15 specialist members, carefully selected to ensure a balanced representation of ...

New Publication: ER-049 "Assessment of EUROCAE standards supporting the attestation of conformity of ATM/ANS equipment"

We are pleased to announce the publication of ER-049 “Assessment of EUROCAE standards supporting the attestation of conformity of ATM/ANS ...

Open Consultation for ED-349

We are pleased to announce the availability of the following draft EUROCAE document prepared by EUROCAE WG-41 A-SMGCS: ED-349: Interoperability ...

NEWSblog December 2025

Catch up on all the latest updates from EUROCAE in our monthly newsletter, your go-to source for insights into our ...

Open Consultation for WG-118

We are pleased to announce the availability of the following draft EUROCAE document prepared by EUROCAE WG-118 Crash-Protected and Lightweight ...

Become a EUROCAE Trainer

EUROCAE is expanding its pool of Support Trainers and is particularly looking for experts in UAS Airworthiness & Safety, Aviation ...