Section 235(2) in Criminal Rules of Practice and Circular Orders, 1990
(2)When a warrant remains unexecuted for 15 days after its delivery to the Officer entrusted with its execution, an additional fee at the same rate shall be levied from the party at whose instance the warrant was issued for every 15 days or part thereof until return is made, provided that the delay in executing the said warrant is not attributable to the Officer of the Court