“principal area”

1. Countryside and Rights of Way Act 2000 Act
2. Environment Act 1995 Act
3. Government of Wales Act 2006 Act
4. Local Government Act 1972 Act 2 definitions
5. Local Government Act 1992 Act
6. The Local Government and Police and Crime Commissioner (Coronavirus) (Postponement of Elections and Referendums) (England and Wales) Regulations 2020 SI
7. The Local Government (Structural Changes) (Finance) Regulations 2008 SI
8. Local Government (Wales) Act 1994 Act
9. The Postponed Elections and Referendums (Coronavirus) and Policy Development Grants (Amendment) Regulations 2020 SI 2 definitions
10. The Representation of the People (Combination of Polls) (England and Wales) Regulations 2004 SI

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