| XXVI | Acceptance, Entry into Force and Registration | |
| 1. | Dates Agreement as of 30 October 1947. | |
| 2. | Allows accession by original participants until 1 March 1955. | |
| 3. | Requires an English and French original copy of this Agreement to be deposited with the UN Secretary-General. | |
| 4. | Each accepting government must fill "an instrument of acceptance with the Executive Secretary to the Contracting Parties" who provides notification. | |
| 5(a) | Each accepting government accepts on behalf of territories under its responsibility except for customs territories that it provides notification for. | |
| 5(b) | Allows for follow-up notification of inclusion of an originally excluded customs territory under 5(a). | |
| 5(c) | Allows for acceptance as a CP of any customs territory which achieves full autonomy subsequent to indirect acceptance under 5(a). | |
| 6. | "This Agreement shall enter into force" for the accepting governments 30 days after acceptance by Contracting Parties listed in Annex H which account for 85% of their combined total trade. Others can then join 30 days following their own filings for acceptance. | |
| 7. | Authorizes the UN to "effect registration of this Agreement as soon as it enters into force." | |