| 1 | 2024 | Circular-1 of 2024 Legs.(Exam) | Issue of Statutory Certificates (Exemption & Exam basis) | Both |
| 2 | 2024 | Tech. Circular No. 6 of 2024 | Training Syllabus for Electrical Engineers, Supervisors & Electricians | Unrestricted |
| 3 | 2024 | Tech. Circular No. 5 of 2024 | Adequacy of Electrical supervisors & Electricians | Unrestricted |
| 4 | 2024 | OH Tech Circular No. 04 of 2024 | Acceptance of Digital Radiography in statutory medical exams | Restricted |
| 6 | 2024 | Tech. Circular No. 2 of 2024 | Precautions against danger of inundation | Unrestricted |
| 7 | 2024 | Tech. Circular No. 1 of 2024 | Heat wave precautions | Unrestricted |
| 8 | 2023 | Genl. Circular No. 01 of 2023 | Jurisdiction of DGMS zones & regions | Unrestricted |
| 9 | 2023 | Tech. Circular No. 1 of 2023 | Accidents due to high temperature | Unrestricted |
| 11 | 2022 | Tech. Circular No. 1 of 2022 | Accidents due to high atmospheric temperature | Unrestricted |
| 12 | 2021 | Legis.(Exam) Circular No. 01 of 2021 | Bye-laws for Grant of Competency Certificates under CMR 2017 & MMR 1961 | Both |
| 13 | 2021 | OH Tech Circular No. 01 of 2021 | Standards for First-Aid Training & Certificate issue | Unrestricted |
| 14 | 2020 | Approval Circular No. 01 of 2020 | Standards for Man Riding Systems in Mines | Unrestricted |
| 15 | 2020 | Tech. Circular No. 14 of 2020 | Precautions against premature blast of explosives | Unrestricted |
| 17 | 2020 | Tech. Circular No. 12 (Revised) 2020 | Online accident intimation & dangerous occurrence notices | Unrestricted |
| 18 | 2020 | Circular No. 11 of 2020 | Annual Return submission | Unrestricted |
| 19 | 2020 | Circular No. 10 of 2020 | Protection against lightning | Unrestricted |
| 20 | 2020 | Circular No. 08 of 2020 | 12th National Safety Conference Recommendations | Unrestricted |
| 21 | 2020 | Circular No. 07 of 2020 | Safe Operations at Railway Sidings of Mines | Unrestricted |
| 22 | 2020 | Circular No. 06 of 2020 | Minimum Safety Features in HEMM & Vehicles (OC mines) | Unrestricted |
| 26 | 2020 | Circular No. 02 of 2020 | Systematic Monitoring of Slopes | Unrestricted |
| 27 | 2020 | Circular No. 01 of 2020 | COVID-19 Mineral Production & Transportation | Unrestricted |
| 28 | 2019 | Tech. Circular No. 03 of 2019 | Safety Management Plan in mines | Unrestricted |
| 29 | 2019 | Tech. Circular No. 02 of 2019 | Safety Provisions for Diamond Wire Saw | Unrestricted |
| 30 | 2019 | Exam Circular (Jan 2019) | Online payment of Examination Fee | Unrestricted |
| 32 | 2019 | Legis. Circular No. 02 of 2019 | Equal employment opportunity for women | Unrestricted |
| 33 | 2018 | Exam Circular 01 of 2018 | Online payment of Examination Fee | Unrestricted |
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