Article 5Transitional provisions — cumulation1.Notwithstanding Article 3 of Appendix I to the Convention, the rules on cumulation provided for in Articles 3 and 4 of Protocol 3 to this Agreement, as adopted by the European Union and Serbia on concluding the Agreementnote, shall continue to apply between the Parties to this Agreement until the Convention has become applicable for all Contracting Parties to the Convention listed in those Articles.2.Notwithstanding Articles 16(5) and 21(3) of Appendix I to the Convention, where cumulation involves only EFTA States, the Faroe Islands, the European Union, Turkey and the participants in the Stabilisation and Association Process, the proof of origin may be a movement certificate EUR.1 or an origin declaration.