An amendment to a submittal may be tendered for filing any time and shall be deemed filed as of the date of tender unless the agency shall otherwise order.
1 Pa. Code § 33.41
This section cited in 34 Pa. Code §111.15 (relating to no other pleadings allowed); 34 Pa. Code §131.35 (relating to amendments to pleadings); 34 Pa. Code §131.36 (relating to joinder); 52 Pa. Code §1.81 (relating to amendments); 52 Pa. Code §1001.81 (relating to amendments); 55 Pa. Code §41.25 (relating to amendment or withdrawal of legal documents); and 61 Pa. Code §703.5 (relating to other submissions).