According to linguistic specificities, the members of AFROSAI are divided into 3 Linguistic Sub-groups:
- AFROSAI-A for Arabic-speaking SAIs headquartered in Tripoli, Libya;
- THEAFROSAI-E for English-speaking SAIs headquartered in Pretoria, South Africa;
- Le CREFIAF for French-speaking SAIs headquartered in Yaoundé, Cameroon;
The Linguistic Sub-groups are responsible for organizing training and advanced training activities.