“affected party”

1. The Aviation Greenhouse Gas Emissions Trading Scheme Regulations 2009 SI 2 definitions
2. Counter-Terrorism and Border Security Act 2019 Act 4 definitions
3. Investigatory Powers Act 2016 Act 12 definitions
4. The Railways and Other Guided Transport Systems (Safety) Regulations 2006 SI

Definitions are taken from the instruments as published on zoomLaw, for guidance only. Check the instrument itself for its scope and any amendments.