| Authorities of NDMC | DESIGNATION | Address | Phone Number | Extn. | Email Id | JURISDICTION |
| PIO | SE(QC&TA) | Room No.1617, 16th Floor, Palika Kendra, New Delhi | | 3628 | | Quality Control & Technical Unit |
| APIO | Executive Engineer(Unit-II) | 2nd Floor, Pragati Bhawan, NDMC, New Delhi | | | | Quality Control & Technical Audit Unit-II Division |
| Appellate Authority | Secretary,NDMC | 3rd Floor, Palika Kendra | 23742451 | | | Quality Control Unit |