Section 13A. Each city clerk, except in Boston, shall, within ten days after his qualification, give bond to his city with a surety company authorized to transact business in the commonwealth as surety, in a form approved by the commissioner of revenue and in such sum, not less than the amount established by said commissioner, as shall be fixed by the mayor and aldermen, conditioned faithfully to account for all fees received by him for licenses and duplicates thereof for which he is required by law to account, and for the payment over in accordance with law of all such fees, less such sums, if any, as he is allowed by law to retain therefrom.