Gujarat High Court Civil Manual (subordinate court practice), 1960
On receipt of a writ from the High Court, the receiving Court should at once endorse thereon the date of its receipt. The writ should be returned to the High Court with an endorsement on it either certifying its execution or, if it is not executed, giving reasons which prevented the Court from executing the same. If the writ is not returned within the time prescribed in it, reasons must be given explaining the delay.