15. (1) Notwithstanding anything in the Code of Civil Procedure, 1908, no order shall be made for the execution of a decree to which this Act applies against the agricultural produce of a judgment-debtor after the expiration of six years, in the case of such decrees passed before the commencement of this Act, from the date of such commencement, and in the case such decrees passed after the commencement of this Act, from the date of the decree, or where the decree directs any payment of money to be made at a certain date or at recurring intervals, from the date of default in making the payment in respect of which the decree-holder seeks to execute the decree :
Provided that nothing in this sub-section shall be deemed to authorize the execution of a decree to which this Act applies against the agricultural produce of a judgment-debtor if such execution would have been barred by the provisions of section 6 of the United Provinces Agriculturists Relief Act, 1934, had the said section been in force at the date of such execution.
(2) Nothing in this section shall be deemed to extend the period of limitation for an application for the execution of a decree.