The order of battle was thus:
AGULHAS NEGRAS MILITARY ACADEMY
Command and Service Battalion

Cadet Corps
Two teams from the Communications Course
Motorized Cavalry Squadron
Infantry Company
x3 Fusilier platoon
106 gun platoon
Mortar platoon
x2 Mortar section
x2 recoilless gun section
Machine gun section
Howitzer Battery
Engineering Platoon

SECOND ARMY
Reserve in São Paulo
4th Infantry Regiment
4th Caçadores Battalion
17th Cavalry Regiment
1st Light Tank Battalion (-)
Sent to Rio de Janeiro
5th Infantry Regiment
6th Infantry Regiment
2nd Combat Engineering Battalion
2nd Mechanized Recon Squadron
2nd Howitzer Regiment
Howitzer Battery of the CPOR (Reserve Officer Preparation Center)
1st Company of the 1st Light Tank Battalion

Isolated part of the Armored Division
1st Armored Infantry Battalion