Article 75
The Republic of Chad may conclude with other states treaties of co-operation or association on the basis of the principles of equality, mutual respect of sovereignty, territorial integrity, mutual advantages, and national dignity.

Article 76
The President of the Republic negotiates and ratifies treaties.

Article 77
Peace treaties or those concerning the well-being of persons, may be approved or ratified only upon the authorisation of Parliament.

Article 78
The treaties and agreements regularly ratified have, as soon as they have been published, greater authority than that of the laws, under the condition for each agreement or treaty to be applied by the other party.