http://www.legislation.gov.uk/uksi/2000/1994/regulation/1/made

The Rules of the Air (Amendment) Regulations 2000

Local Government

King's Printer of Acts of Parliament

2011-07-04

CIVIL AVIATION

These Regulations further amend the Rules of the Air Regulations 1996. Before flying within airspace notified as United Kingdom reduced vertical separation minimum airspace pursuant to Article 48 of the Air Navigation Order 2000, an aircraft must file a flight plan which discloses whether or not it is equipped with specified height keeping systems.