The specificities of some products subject to trade agreements might require ad hoc provisions, as might the vulnerable situation of the Union's outermost regions as referred to in Article 349 of the Treaty on the Functioning of the European Union (TFEU).
D'fhéadfadh sé go dteastódh forálacha ad hoc toisc sainiúlacht roinnt táirgí atá faoi réir na gcomhaontuithe trádála, chomh maith le staid leochaileach na réigiún is forimeallaí san Aontas dá dtagraítear in Airteagal 349 den Chonradh ar Fheidhmiú an Aontais Eorpaigh (CFAE).