About This Unit
3rd Training Brigade
Formed Codford, England 8 November 1917.
Subunits:
| Units | Date |
| 12th Training Battalion | 8 November 1917 to past November 1918 |
| 13th Training Battalion | 8 November 1917 to 12 April 1918 |
| 14th Training Battalion | 8 November 1917 to past November 1918 |
| 15th Training Battalion | 8 November 1917 to 12 April 1918 |