Can a BHMS from India practice homoeopathy in Germany?

No. According to the German Heilpraktikergesetz [HP-Gesetz (1939)], only licensed medical doctors with an additional training in homeopathy in accordance with § 1 Abs. 1 HeilprG [Heilpraktiker Act] can practice homeopathy in Germany. It requires at least 656 theoretical and practice hours of education from one of 56 approved Heilpraktiker training schools with a final exams from German State Health Office. Holders of foreign degree must take an equivalency test before practicing with certain restricted areas such as obstetrics