Section 152 of CRPC "Prevention of injury to public
property"
A police officer may of his own authority interpose to prevent
any injury attempted to be committed in his view to any public
property, movable or immovable, or the removal of injury of any
public landmark or buoy or other mark used for navigation.
Section 153 of CRPC "Inspection of weights and measures"
(1) Any officer in charge of a police station may, without a
warrant, enter any place within the limits of such station for
the purpose of inspecting or searching for any weights or
measures or instruments for weighing, used or kept therein,
whenever he has reason to believe that there are in such place
any weights, measures or instruments for weighing which are
false.
(2) If he finds in such place any weights, measures or instruments for weighing which are false, he may seize the same, and shall forthwith give information of such seizure to a Magistrate having jurisdiction.
Section 162 of Code of Criminal Procedure Is statement to Police to be signed. Statements of Police not to be signed