Schedule 1 ORDERS REVOKED
| References | |
|---|---|
| The Air Navigation (Aircraft and Aircraft Engine Emissions) Order 1986 | SI 1986/599 |
| The Air Navigation (Aeroplane and Aeroplane Engine Emission of Unburned Hydrocarbons) Order 1988 | SI 1988/1994 |
| The Air Navigation (Noise Certification) Order 1990 | SI 1990/1514 |