http://www.legislation.gov.uk/uksi/1987/820/contents/made

The Petroleum Act 1987 (Commencement No. 1) Order 1987

Local Government

King's Printer of Acts of Parliament

2011-07-04

PETROLEUM

This Order brings into force those provisions of the Petroleum Act 1987 which amend the model clauses of existing and future petroleum licences. The amendments will therefore apply in relation to the chargeable period for petroleum royalties which commences on 1st July 1987, and subsequent chargeable periods.