The power of an immigration officer to seize and retain evidence found upon a lawful search of a person or premise under section 19 of the Act8, as applied by article 3, shall have effect notwithstanding that the offence to which the evidence relates does not relate to an immigration or nationality matter.

Nothing in the application of the Act by virtue of article 3 prevents any thing lawfully seized by a person under any enactment from being accepted and retained by an immigration officer.

Section 21 of the Act (access and copying)9, as applied by article 3, shall not apply to any thing seized or retained by an immigration officer under the Immigration Acts.