1 . TAX PROVISIONS - INTERNAL TAXES - PROVISIONS OF THE TREATY - AIM - PROHIBITION OF DISCRIMINATION BETWEEN IMPORTED PRODUCTS AND SIMILAR NATIONAL PRODUCTS - PROHIBITION OF TAXES OF SUCH A NATURE AS TO AFFORD INDIRECT PROTECTION TO OTHER PRODUCTS ( EEC TREATY , ART . 95 ) 2 . TAX PROVISIONS - INTERNAL TAXES - TAXES OF SUCH A NATURE AS TO AFFORD INDIRECT PROTECTION TO OTHER PRODUCTS - COMPETING PRODUCTS - CRITERIA - PRESENT STATE OF MARKET AND POSSIBILITIES FOR DEVELOPMENT - HOW THE PROTECTIVE EFFECT IS TO BE SHOWN ( EEC TREATY , ART . 95 , SECOND PARAGRAPH ) 3 . TAX PROVISIONS - INTERNAL TAXES - TAXES OF SUCH A NATURE AS TO AFFORD INDIRECT PROTECTION TO OTHER PRODUCTS - COMPETING PRODUCTS - DEGREE OF SUBSTITUTION POSSIBLE - CRITERIA - CONSUMER BENEFITS - INADEQUATE CRITERION ( EEC TREATY , ART . 95 , SECOND PARAGRAPH )