1985 203 1986 212 ---pagebreak--- 29 . 8 . 86 Jornal Oficial das Comunidades Europeias N ? L 245 / 319 PROTOCOL A TITLE I 3. The certificate of origin referred to in paragraph 1 shall not be required for import of goods covered by a certificate of origin Form A or Form APR completed in accordance with CLASSIFICATION the relevant Community rules in order to qualify for generalized tariff preferences . Article 1 Article 31. The competent authorities of the Community The certificate of origin shall be issuectonly on applicationundertake to inform of any changes in the Common Customs having been made in writing by the exporter or , under theTariff or NIMEXE before the date of their entry into effect in