- 1st Fortification Regiment
- 2nd Fortification Regiment
- 1st Fortification Artillery Regiment
- 1st Fortification Heavy Artillery Regiment
On 6 August 1941 it was transformed into the 4th Army's rear echelon command, but it was reactivated on 19 October and received the mission to guard the seaside in the Odessa area. On 20 February 1942 it was transformed into the 1st Fortification Division.