| XXIV | Territorial Application - Frontier Traffic - Customs Unions and Free-trade Areas | |
| 1. | Extends this Agreement to customs areas of the Contracting Parties. | |
| 2. | Defines a customs territory as "any territory with...separate tariffs or other regulations of commerce" for its trade "with other territories." | |
| 3. | Assures Contracting Parties that this Agreement will not prevent advantages granted between "adjacent countries in order to facilitate frontier traffic." | |
| 4. | Recognizes the "desirability of increasing freedom of trade" through customs unions and free-trade areas, the purpose of which is to "facilitate trade between the constituent territories and not to raise barriers to the trade of other contracting parties." | |
| 5. | Permits the formation of customs unions and free-trade areas, provide that: | |
| (a) | a customs union does not lead to trade restrictions for nonparticipants which are "on the whole...higher or more restrictive than...before"; | |
| (b) | a free-trade area does not lead to more restrictive trade on the part of any of the participants; and | |
| (c) | any "interim agreement" to set up a custom union or free trade area shall include an implementation plan and schedule with a reasonable time frame. | |
| 6. | Requires a compensatory adjustment under Article XXVIII for any increase in trade restriction when any CP joins a customs union. | |
| 7(a) | Requires notification of decisions to join a customs union and free-trade area. | |
| 7(b) | Allows Contracting Parties collectively to require modifications of CU/FTA timetables. | |
| 7(c) | Requires notification and willingness to consult in the case of modifications to interim agreements. | |
| 8. | Defines: | |
| (a) | A customs union: a single customs territory (i) in which trade restrictions are "are eliminated on substantially all the trade" between members, and (ii) "substantially the same" trade restrictions are applied to nonmembers; | |
| (b) | A free-trade area: territories in which trade restrictions "are eliminated on substantially all the trade" on products "originating in" the territories. | |
| 9. | CU/FTA formation should not affect other preferences existing under this Agreement without negotiation. | |
| 10. | Allows a 2/3 vote to approve CU/FTA proposals which "do not fully comply" with the requirements of this Article. | |
| 11. | Allows "special arrangements" for trade relations between India and Pakistan. | |
| 12. | Requires each CP to ensure compliance with this Agreement "by the local and regional governments and authorities within its territories." | |