| Surname | Maddock |
| First Name(s) | Thomas Herbert |
| Date of Rank as Writer Writer | 1811, Apr 16 |
| Execution of Covenant | 1814, Apr 2 |
| Notification of Appointment from the Honourable Court of Directors | 1814, Feb 16 |
| Arrived in India | 1814, Nov 28 |
| Date 5 | 1815, Jul 26: Assistant to the Magistrate of the City Court at Moorshedabad. |
| Date 6 | 1816, Feb 23: Assistant to the Magistrate of Bundlecund, and Assistant to the Superintendent of Political Affairs at that Station. |
| Date 7 | 1816, Jul 26: Officiating Register of the Sudder Station of Bundlecund to try certain Civil Suits under the General Regulations. |
| Date 8 | 1816, Nov 22: Invested with the Special Powers under Clause 4, Section 9, Regulation XXIV. of 1814. |
| Date 9 | 1817, Jan 21: Acting Magistrate of Bundlecund and Acting Superintendent of Political Affairs. |
| Date 10 | 1817, Oct 16: Officiating Magistrate of Bundlecund. |
| Date 11 | 1817, Nov 11: Second Register to the Zillah of Bundlecund with Special Powers. |
| Date 12 | 1818, Mar 24: Assistant to Mr Wauchope then employed on Political Affairs at Saugor. |
| Date 13 | 1818, June 19: First Assistant to the Agent to the Governor General in Bundlecund and Saugor, and Acting Agent at that Station. |
| Date 14 | 1821, Feb 10: Principal Assistant to the Agent to the Governor General in the Saugor and Nerbudda Territories. |
| Date 15 | 1823, Sep 19: Political Agent at Bhopaul. |
| Date 16 | 1826, Jan 27: Acting Agent to the Governor General, and Commissioner in the Saugor and Nerbudda Territories. |
| Date 17 | 1827, Dec 7: Agent to the Governor General, and Commissioner in the Saugor and Nerbudda Territories. |
| Date 18 | 1829, Sep 8: Resident at Lucknow. |
| Date 19 | 1831, Jul 29: Resident at Katmandhoo. |
| Date 20 | 1833, Jan 21: Proceeded to Europe on Furlough. |
| Date 21 | 1836, Mar 18: Returned to India. |
| Date 22 | 1836, Apr 1: Officiating Special Commissioner under Regulation III. Of 1828, for the Calcutta Division. |
| Date 23 | 1836, Aug 23: Commissioner of Revenue and Circuit, Patna Division. |
| Date 24 | 1836, Dec 13: Special Commissioner under Regulation III. of 1828, for Calcutta. |
| Date 25 | 1836, Dec 27: Special Commissioner under Regulation III. of 1828, for Moorshedabad. |
| Date 26 | 1838, May 28: Officiating Secretary to the Government of India in the Legislation, Judicial and Revenue Departments. |
| Date 27 | 1839, Jan 28: Acting Secretary in all the Civil Departments with the Governor General on his Tour to the North Western Provinces. |
| Date 28 | 1839, Dec 12: Secretary to the Government of India and Bengal in the Secret and Political Departments, and to the Government of India in the Legislative, Judicial and Revenue Departments. |
| Date 29 | 1842, Mar 2: Provisional Member of the Council of India. |
| Date 30 | 1842, Mar 8: In Charge of all the Civil Departments with the Governor General on his Tour to the North Western Provinces. |
| Date 31 | 1842, Jun 2: Member of the Finance Committee. |