The Additional Commissioner of Labour (Inspections), Office of the Commissioner of Labour, is notified as the Controller of Legal Metrology. He works under the administrative control of the Commissioner of Labour.
The Regional Joint Commissioners of Labour are notified as the Additional Controller of Legal Metrology.
The Assistant Commissioners of Labour are notified as the Deputy Controller of Legal Metrology.
The Deputy Inspectors of Labour are notified as the Assistant Controller of Legal Metrology.
The Assistant Inspectors of Labour are notified as the Legal Metrology Officers.
The Stamping Inspectors are exclusively allotted for the verification and stamping of weights and measures and weighing and measuring instruments.
Contact details of some important officers.
| S.NO. | Designation of the Officer | e-mail id | Phone number |
| 1. | Controller of Legal Metrology, Chennai | clmchennaitn@gmail.com | 044-24321438 |
| 2 | Additional Controller of Legal Metrology, Chennai – I | ||
| 3 | Additional Controller of Legal Metrology, Chennai – II | ||
| 4. | Additional Controller of Legal Metrology, Vellore | ||
| 5 | Additional Controller of Legal Metrology, Salem | ||
| 6 | Additional Controller of Legal Metrology, Coimbatore | ||
| 7 | Additional Controller of Legal Metrology,Coonoor | ||
| 8 | Additional Controller of Legal Metrology, Trichy | ||
| 9 | Additional Controller of Legal Metrology, Dindigul | ||
| 10 | Additional Controller of Legal Metrology, Madurai | ||
| 11 | Additional Controller of Legal Metrology, Tirunelveli |