20.—(1) If an officer of an enforcer has entered premises under the power in paragraph 8(1) or under a warrant under paragraph 18, the officer may require any person on the premises to provide such assistance or information as the officer reasonably considers necessary.
(2) Sub-paragraph (3) applies if an officer of an enforcer has entered premises under the power in paragraph 8(1) or under a warrant under paragraph 18 for the purposes of the enforcement of the 2011 Regulations.
(3) The officer may, in particular, require any person on the premises to provide such information as the person possesses about the name and address of the packer and of any importer of a package which the officer finds on the premises.
(4) An enforcer may exercise any power in this paragraph for the purpose of ascertaining whether there has been any non-compliance.
(5) In sub-paragraph (3) “importer”, “package” and “packer” have the same meaning as in the 2011 Regulations.