Police Powers (Assumed Identities) Act 2006

An authority must be – in writing in the form approved by the chief officer; and signed by the person granting it.

An authority must state the following:the name of the person granting the authority; the date of the authority; details of the assumed identity authorised; details of any evidence of the assumed identity that may be acquired under the authority; the conditions (if any) to which the authority is subject; why the authority is granted; if the authority relates to an authorised officer, the name of the officer; if the authority relates to an authorised civilian – the name of the authorised civilian; and the name of his or her supervisor under the authority; and the period for which the authority will remain in force, being a period not exceeding 3 months.

The authority must also state the following:each issuing agency to which a request may be made under section 15 or 26; whether it authorises an application for an order for an entry in a register of births, deaths or marriages under section 11 or a corresponding law; each participating jurisdiction in which an assumed identity may be used.