Earth observation and aerial surveys

Published 27 September 2021
Effective from 4 January 2022
Reissued January 2023

This 6th edition global professional standard is intended for use by land, sea, engineering and environmental professionals acting in an advisory capacity, and by clients who are able to specify their own surveys. It is also intended for use by earth observation and aerial survey specialists.

This professional standard supersedes the 5th edition of Vertical aerial photography and digital imagery, containing new sections on LiDAR and hyperspectral, multispectral, thermal and radar imaging systems.

This document was reissued in January 2023 as a professional standard. It had previously been published in September 2021 as a guidance note. No material changes have been made to the document.