65.129—Performance standards.
No certificated parachute rigger may—
(d)
Alter a parachute in a manner that is not specifically authorized by the Administrator or the manufacturer;
(e)
Pack, maintain, or alter a parachute in any manner that deviates from procedures approved by the Administrator or the manufacturer of the parachute; or
(f)
Exercise the privileges of his certificate and type rating unless he understands the current manufacturer's instructions for the operation involved and has—