THE COURT , ARE NOT RECOVERABLE .
12AS THESE PROCEEDINGS ARE , IN SO FAR AS THE PARTIES TO THE MAIN ACTION ARE CONCERNED , IN THE NATURE OF A STEP IN THE ACTION PENDING BEFORE THE NATIONAL COURT , COSTS ARE A MATTER FOR THAT COURT .
Operative part
ON THOSE GROUNDS ,
THE COURT ( SECOND CHAMBER )
IN ANSWER TO THE QUESTION SUBMITTED TO IT BY THE BELGIAN COUR DE CASSATION BY JUDGMENT OF 19 SEPTEMBER 1977 , HEREBY RULES :
A PERIOD OF EMPLOYMENT COMPLETED UNDER THE LEGISLATION OF A MEMBER STATE OTHER THAN THAT IN WHICH THE COMPETENT INSTITUTION IS ESTABLISHED , AND DEFINED OR RECOGNIZED AS AN INSURANCE PERIOD UNDER THAT LEGISLATION , IS NOT SUBJECT TO THE CONDITION LAID DOWN IN ARTICLE 67 ( 1 ) IN FINE OF REGULATION NO 1408/71 .