If a person wilfully fails to produce, or cause to be produced, on or before the date specified in any notice under sub-section (4) of section 16, such accounts, records and documents as are referred to in the notice, he shall be punishable with rigorous imprisonment for a term which may extend to one year or with fine equal to a sum calculated at a rate which shall not be less than four rupees or more than ten rupees for every day during which the default continues, or with both.