http://www.legislation.gov.uk/ukpga/2000/7/section/1/enactedElectronic Communications Act 2000Service Level AgreementsKing's Printer of Acts of Parliament2021-08-03 Part I 1 1 It shall be the duty of the Secretary of State to establish and maintain a register of approved providers of cryptography support services. 2 The Secretary of State shall secure that the register contains particulars of every person who is for the time being approved under any arrangements in force under section 2. 3 The particulars that must be recorded in every entry in the register relating to an approved person are— a the name and address of that person; b the services in respect of which that person is approved; and c the conditions of the approval. 4 It shall be the duty of the Secretary of State to ensure that such arrangements are in force as he considers appropriate for— a allowing members of the public to inspect the contents of the register; and b securing that such publicity is given to any withdrawal or modification of an approval as will bring it to the attention of persons likely to be interested in it.