Any modification in a constituent part of the equipment or in the nature of the materials used for its manufacture must, before being applied in manufacture, be submitted for approval to the authority which granted type-approval for the equipment.
Aon athrú ar chomhchuid den trealamh nó ar chineál na n ábhar a úsáidtear chun é a mhonarú, caithfear iad, roimh iad a chur i bhfeidhm i monarú, a chur faoi bhráid an údaráis a thug an cineálcheadú don trealamh lena gceadú.