This concluding chapter assesses Part VIII, ‘Final Provisions’, of the Energy Charter Treaty. Article 38 of the ECT states that the ECT was open for signature only for States which had signed the European Energy Charter. Article 39 is entitled ‘Ratification, Acceptance or Approval’. The ECT is open for ratification, acceptance, and approval to States which have signed the Treaty as per Article 38. Article 40 builds on Article 29 of the Vienna Convention, which deals with the territorial scope of treaties. Similarly, Article 41 mirrors Article 15 of the Vienna Convention, which deals with consent by a State to be bound by a treaty expressed by accession. Article 42 sets forth the procedure to be followed to amend the Treaty. Meanwhile, pursuant to Article 43 of the ECT, the Charter Conference may authorize the negotiation of association agreements with a view to pursuing the objectives and principles of the European Energy Charter and the ECT. The provisions of Article 44 determine when the Treaty enters into force. Article 45 concerns provisional application, while Article 46 concerns reservations. Article 47 regulates withdrawals from the Treaty, the procedure thereof, and the effect of withdrawals. Article 48 is entitled ‘Status of Annexes and Decisions’; Article 49 states that the Government of the Portuguese Republic shall be the Depositary for the ECT; and Article 50 is entitled ‘Authentic Texts’.