ALL IN 1 , 2016 CircularsDOWNLOADAPPROVAL POLICY (FIRST REVISION)Click Here to Download====================================================================CIRCULAR NO: DGMS Tech.Circular (Electrical),(Approval) No. 1DETAILS:Corrigendum to Tech. Circular on Cables requiring DGMS approval for use in Coal and Oil Mines Replacement of approval by special order in writing with General approval, issued vide Circular No. DGMS Tech....