(7)Where a police officer or an officer or other employee of the Municipality has been deputed under sub-section (6) to watch the premises, the cost of such deputation, to be determined by the Municipality by Regulations, shall be paid by the person at whose instance such erection or execution is being continued or to whom notice under sub-section (1) has been given, and shall be recoverable from such person as an arrear of tax under this Act.