Sector regulations

Civil Aviation Safety Regulations (CASR) Part 137 and 138 Organisations must hold a certificate of approval by us.  

Part 137 of CASR contains the rules for operating and equipment maintenance requirements for aerial application operations (other than rotorcraft).

An aerial application operation is a flight by an aeroplane to apply application material and any of the following:

  • inspection of a work area
  • pilot or other crew member training or checking
  • travel from a landing area to a work area and back
  • the carriage of a passenger specified in regulation 137.135 for a purpose set out in that regulation
  • preparation for any of these activities.

Part 138 of CASR contains the rules for operators conducting aerial work operations. Aerial work operations include external load, dispensing and task specialist operations.

Published date: 24 January 2025
Online version available at: https://www.casa.gov.au//index.php/operations-safety-and-travel/safety-management-systems/sector-safety-risk-profiles/agricultural-flying-sector-safety-risk-profile/sector-regulations
Back to top of page