JAR-FCL 1.030 (e)
Before a skill test for the issue of a licence or rating is taken the applicant shall have passed the associated theoretical knowledge examination, provided that exceptions may be made by the Authority for applicants undergoing a course of integrated flying training. Page 1-A-5 if it helps.
It should also be clearly stated in the Training Manual of you course provider.
http://www.jaa.nl/jar/jar/jar/jar.fcl.1.030.htm
[ 02 September 2001: Message edited by: Noggin ]