(a) A search warrant shall be executed and returned within 10 days after date of issuance. A warrant executed within the 10-day period shall be deemed to have been timely executed and no further showing of timeliness need be made. After the expiration of 10 days, the warrant, unless executed, is void. The documents and records of the court relating to the warrant need not be open to the public until the execution and return of the warrant or the expiration of the 10-day period after issuance. Thereafter, if the warrant has been executed, the documents and records shall be open to the public as a judicial record.
(b) If a duplicate original search warrant has been executed, the peace officer who executed the warrant shall enter the exact time of its execution on its face.
(c) A search warrant may be made returnable before the issuing magistrate or his court.