Customs Union
Member States agree to progressively establish between them during a
transitional period, as specified in Article 6 of this Treaty, a Customs Union
involving:
a) the elimination between Member States of customs duties, quota restrictions,
other restrictions and prohibitions and administrative trade barriers;
b) the adoption by Member States of an external common customs tariff.
Official text
Transcription: Machine-parsed
In force from 18-10-1983
Source page 21
Lex Cameroon does not hold a French version of this provision. You can read an unofficial machine translation — for understanding only, never to quote.
Section 27 of the Treaty of 18 october 1983 establishing the Economic Community of Central African States/akn/un/act/treaty/1983-10-18/eccas-treaty-1983