Section 11. Search warrants and powers to search

If a District Magistrate, a SubDivisional Magistrate or a Magistrate of the First Class upon information received and after such enquiry (if any) as he considers necessary, has reason to believe that any place is being or is likely to be, used for the purposes of an opium smoking assembly he may issue a warrant to an officer of the Excise Department not below the rank of an Inspector, authorising him 9a) to enter such place by day or night with any persons whose assistance such officer may consider necessary; (b) to search all parts of such place in which such officer has reason to believe that any opium or any appliances or apparatus for the preparation of opium or opium smoking are concealed and all or any persons whom he may find in such place; (c) to arrest all persons whom such officer may find in such place, whether they are actually engaged in smoking opium or not; (d) to size all opium and apparatus, instruments and appliances for opium smoking or for the preparation of opium which may be found in such place.