http://www.legislation.gov.uk/uksi/2014/2702/article/6/made
The Immigration (Passenger Transit Visa) Order 2014
en
King's Printer of Acts of Parliament
2015-07-06
IMMIGRATION
This Order consolidates and amends the Immigration (Passenger Transit Visa) Order 2003 (the “2003 Order”). The 2003 Order requires certain passengers to hold a transit visa to pass through the United Kingdom, without entering the United Kingdom, while transiting to another country.
Revocations6
The Orders specified in Schedule 2 to this Order are revoked.