2Any person duly authorised in that behalf by the Secretary of State may for the purposes mentioned in paragraph 1 of this Schedule, on production (if so required) of written evidence of his authority, at all reasonable times enter and inspect any premises where any asset in respect of which a grant under Part II of this Act has been made is, or in accordance with any condition attached to the grant should be, and require any person appearing to him to have charge of those premises to produce or identify the asset for inspection.