OR AT THE SAME TIME . ARTICLE 53 ( A ) OF COUNCIL REGULATION ( EEC ) NO 918/83 OF 28 MARCH 1983 SETTING UP A COMMUNITY SYSTEM OF RELIEFS FROM CUSTOMS DUTY ( OFFICIAL JOURNAL 1983 , L 105 , P . 1 ), WHICH CONSOLIDATED THE LEGISLATION IN FORCE IN THIS AREA , WAS SIMILARLY AMENDED . THE COMMISSION TOOK THE VIEW THAT , ON GROUNDS OF RECIPROCITY WHICH , IN ITS VIEW , PLAYED AN IMPORTANT ROLE IN INTERNATIONAL CONVENTIONS , AN INTERPRETATION SHOULD BE ADOPTED FOR THE APPLICATION OF THE LEGISLATIVE PROVISION IN FORCE AT THE MATERIAL TIME THAT WAS CONSISTENT WITH THE COMMUNITY ' S INTERNATIONAL OBLIGATIONS .
11 FURTHERMORE , THE COMMISSION CONTENDED THAT , FOR REASONS BASED ON CUSTOMS PROCEDURE , DUTY-FREE ADMISSION SHOULD BE CONFINED TO COMPONENTS INTENDED FOR IMPORTED INSTRUMENTS AND APPARATUS , IN VIEW OF THE FACT THAT COMPONENTS QUALIFIED FOR EXEMPTION ONLY IF IT WAS ESTABLISHED BY THE CUSTOMS AUTHORITIES THAT THE EQUIPMENT IN QUESTION QUALIFIED FOR DUTY-FREE ADMISSION , WHICH WAS NOT POSSIBLE IN THE CASE OF EQUIPMENT CONSTRUCTED WITHIN THE COMMUNITY .
12 PARAGRAPHS 1 AND 2 OF ARTICLE 3 OF REGULATION NO 1798/75 READ AS FOLLOWS :
1 . ' ' SCIENTIFIC INSTRUMENTS AND APPARATUS NOT INCLUDED IN ARTICLE 2 IMPORTED EXCLUSIVELY FOR EDUCATIONAL PURPOSES OR FOR PURE SCIENTIFIC RESEARCH MAY BE ADMITTED FREE OF COMMON CUSTOMS TARIFF DUTIES PROVIDED :
( A ) THEY ARE INTENDED FOR :
EITHER PUBLIC ESTABLISHMENTS PRINCIPALLY ENGAGED IN EDUCATION OR SCIENTIFIC RESEARCH , INCLUDING THOSE DEPARTMENTS OF PUBLIC ESTAB LISHMENTS WHICH ARE PRINCIPALLY ENGAGED IN EDUCATION OR SCIENTIFIC RESEARCH ;
OR PRIVATE SCIENTIFIC OR EDUCATIONAL ESTABLISHMENTS AUTHORIZED BY THE COMPETENT AUTHORITIES OF THE MEMBER STATES TO RECEIVE SUCH ARTICLES DUTY FREE AND PROVIDED :
( B)INSTRUMENTS OR APPARATUS OR EQUIVALENT SCIENTIFIC VALUE ARE NOT BEING MANUFACTURED IN THE COMMUNITY .
2.SUBJECT TO THE PRODUCTION OF SATISFACTORY EVIDENCE , THE DUTY-FREE ADMISSION REFERRED TO IN PARAGRAPH 1 SHALL APPLY TO THE COMPONENTS , SPARE PARTS AND ACCESSORIES REQUIRED FOR THE OPERATION OF SCIENTIFIC INSTRUMENTS AND APPARATUS WHICH QUALIFY FOR DUTY-FREE ADMISSION . ' '
13 ANNEX D ( II ) TO THE NAIROBI PROTOCOL , ON WHICH THE SUBSEQUENT AMENDMENTS TO ARTICLE 3 ( 2 ) ARE BASED , IS WORDED AS FOLLOWS IN THE ENGLISH AND FRENCH VERSIONS , BOTH OF WHICH ARE EQUALLY AUTHENTIC :
' ' SPARE PARTS , COMPONENTS OR ACCESSORIES SPECIFICALLY MATCHING SCIENTIFIC INSTRUMENTS OR APPARATUS , PROVIDED THESE SPARE PARTS , COMPONENTS OR ACCESSORIES ARE IMPORTED AT THE SAME TIME AS SUCH INSTRUMENTS AND APPARATUS , OR IF IMPORTED SUBSEQUENTLY , THAT THEY ARE IDENTIFIABLE AS INTENDED FOR INSTRUMENTS OR APPARATUS PREVIOUSLY ADMITTED DUTY-FREE OR ENTITLED TO DUTY-FREE ENTRY . ' '
' ' PIECES DE RECHANGE , ELEMENTS OU ACCESSOIRES SPECIFIQUES S ' ADAPTANT AUX INSTRUMENTS OU APPAREILS SCIENTIFIQUES , POUR AUTANT QUE CES PIECES DE RECHANGE , ELEMENTS OU ACCESSOIRES SOIENT IMPORTES EN MEME TEMPS QUE CES INSTRUMENTS OU APPAREILS OU ,