CrPC Section 51
Search of arrested persons
1. Whenever a person is arrested by a police officer under a warrant which does not provide for the taking of bail, or under a warrant which provides for the taking of bail but the person Arrested cannot furnish bail,
And whenever a person is arrested without warrant, or by a private person under a warrant, and cannot legally be admitted to bail, or is unable to furnish bail.
The officer making the arrests or, when the arrest is made by a private person, the police officer to whom he makes over the person arrested, may search such person, and place in safe custody all articles, other than necessary wearing-apparel, found upon him and where any article is seized from the arrested person, a receipt showing the articles taken in possession by the police officer shall be given to such person.
2. Whenever it is necessary to cause a female to be searched, the search shall be made by another female with strict regard to decency.