Article 1 established by the Agreement on production of a declaration by the exporter on the invoice or other commercial document1. The competent authorities of the Community relating to the products to the effect that the products inundertake to inform Indonesia of any changes in the question originate in Indonesia within the meaning of theCommon Customs Tariff or NIMEXE before the date of relevant rules in force in the Community .their entry into effect in the Community . 4. The certificate of origin referred to in paragraph 1 shall2. The competent authorities of the Community not be required for import of goods covered by a certificate ofundertake to inform Indonesia of any decisions relating to the origin Form A or Form APR completed in accordance withclassification of products subject to the Agreement within the relevant Community rules in order to qualify forone month of their adoption at the latest . Such generalized tariff preferences .communication shall include :( a ) a description of the products concerned ; Article 3( b ) the relevant category , tariff position o.r sub-position and The certificate of origin shall be issued only on application by the NIMEXE code ; the exporter or , under the exporter's responsibility , by his(c) the reasons which have led to the decision . authorized representative . The competent governmental authorities of Indonesia shall ensure that the certificate of3. Where a decision on classification results in a change of origin is properly completed and for this purpose they shallclassification practice of a change of category of any product call for any necessary documentary evidence or carry out anysubject to the Agreement , the competent authorities of the check which they consider appropriate .Community shall provide 30 days' notice , from the date of