Article 36

     1. Each Member shall determine,  by national laws or  regulations
or  other  appropriate  methods  consistent with national practice and
conditions, and after consultation with the organisations of employers
and workers concerned -
     (a) for which risks inherent in  the  work  there  is  to  be  an
initial  medical  examination or a periodical medical examination,  or
both;
     (b) with due regard to the nature and degree of the risks and the
particular circumstances,  the maximum intervals at  which  periodical
medical examinations are to be carried out;
     (c) in the case of workers exposed to special occupational health
hazards, the range of special investigations deemed necessary;
     (d) appropriate measures for the provision of occupational health
services for workers.
     2. All medical examinations and  investigations  carried  out  in
pursuance  of paragraph 1 of this Article shall be free of cost to the
worker.
     3. The records of the medical examinations and the investigations
shall be confidential.