Changes made by Wireless Telegraphy Apparatus (Approval) (Test Fees) 1990
S.I. 1990/889
Made to Wireless Telegraphy Apparatus (Approval) (Test Fees) 1988
2 changes. All changes made by Wireless Telegraphy Apparatus (Approval) (Test Fees) 1990
From legislation.gov.uk's record of changes, the official one: see it there.