The regulations can be made either under the draft affirmative procedure, or in urgent cases only, under the made affirmative procedure (discussed further below).
Gellir gwneud y rheoliadau naill ai o dan y weithdrefn gadarnhaol ddrafft, neu mewn achosion brys yn unig, o dan y weithdrefn gadarnhaol ‘gwnaed’ (trafodir hyn ymhellach isod).