(2)Every instrument so endorsed shall thereupon be admissible in evidence, and may be registered and acted upon and authenticated as if it had been duly stamped, and shall be delivered on his application in this behalf to the person from whose possession it came into the hands of the officer impounding it, or as such person may direct:Provided that,-(a)no instrument which has been admitted in evidence upon payment of duty and a penalty under section 34, shall be so delivered before the expiration of one month from the date of such impounding, or if the [Deputy Commissioner] [Substituted by Act 29 of 1962 w.e.f. 1.10.1962] has certified that its further detention is necessary and has not cancelled such certificate;(b)nothing in this section shall affect order XIII, rule 9 of the First Schedule to the Code of Civil Procedure, 1908.