19(1)An enforcement officer may by notice to a relevant person require the person—U.K.
(a)to provide such information as may be specified in the notice, or
(b)to produce such documents as may be so specified.
(2)An officer may exercise powers under this paragraph only if the information or documents sought to be obtained as a result are reasonably required in connection with the exercise by the enforcement authority for whom the officer acts of its functions under this Schedule.
(3)Where an officer requires information to be provided or documents produced under this paragraph—
(a)the notice must set out the reasons why the officer requires the information to be provided or the documents produced, and
(b)the information must be provided or the documents produced—
(i)before the end of such reasonable period as may be specified in the notice; and
(ii)at such place as may be so specified.
(4)In relation to a document in electronic form the power to require production of it includes a power to require the production of a copy of it in legible form or in a form from which it can readily be produced in visible and legible form.
(5)An enforcement officer may take copies of, or make extracts from, any document produced under this paragraph.
(6)The production of a document does not affect any lien which a person has on the document.