Northern Ireland Column RASC (TA)
| Date | Unit | Sub-units/Remarks |
| . | . | . |
| . | Northern Ireland Column RASC (TA) | . |
| 1961 | Formed with HQ at Sunnyside Street, Belfast | 538, 539, 540, 931 Companies |
| 1961.03.15 | 538 Company formed at Girdwood Park before moving to Sunnyside Street, Belfast | . |
| 1960.09 | 539 Company formed | . |
| . | 540 (Ulster) Company RASC (TA) (complete with Pipes & Drums) at Londonderry | . |
| . | 931 Company at Sunnyside Street, Belfast | . |
| 1962.05 | Annual Camp at Milton Bridge less 538 Company and Workshops who attended Camp in BAOR during September | . |
| 1963 | Annual Camp at Milton Bridge near Edinburgh | . |
| 1964 | Annual Camp this year was at Magilligan Camp, Co. Londonderry | . |
| 1965.07.15 | Redesignated 68 (Northern Ireland) Regiment Royal Corps of Transport (RCT) (TA), the Companies becoming Squadrons of the new Regiment | . |
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