Suppliers must be able to apply at any time to be admitted to the market and if successful, be admitted as soon as reasonably practicable (refer to section 36(6)(a) and (c).
Rhaid bod cyflenwyr yn gallu gwneud cais ar unrhyw adeg i gael eu derbyn i'r farchnad ac os ydynt yn llwyddiannus, cael eu derbyn cyn gynted ag y bo'n rhesymol ymarferol (gweler adran 36(6)(a) ac (c).