ACGL was awarded CQ Certification by Tata Motors in October, 1997.

Certificate Awarded Year of Certification Certification Body
Sheet Metal Division ISO 9000:1994 April - 1998 TUV INDIA
QS 9000 March - 2002 RWTUV ANLAGENTECHNIK GMBH
TS 16949 : 2002 July - 2005 TUV SUDDEUTSCHLAND
Bhuimpal Pressing Unit ISO 9001 : 2000 February - 2004 INTERNATIONAL CERTIFICATION LTD.
TS 16949 : 2002 July - 2005 TUV SUDDEUTSCHLAND
Jejuri Pressing Unit ISO 9001 : 2000 April - 2004 INTERNATIONAL CERTIFICATION LTD.
Jejuri Pressing Unit TS16949 Second Edition February - 2008 BUREAU VERITAS CERTIFICATION
Bus Body Division TS16949 Second Edition June - 2008 BUREAU VERITAS CERTIFICATION