Ethiopian MRO performs the base and line maintenances under the approval of Ethiopian Civil Aviation Authority (ETCAA). The base maintenance (Airframe, Engine and Component shops) has the FAA PART 145 Repair Station approvals since September 1968 and currently approved for B737, B757, B767, B777, B787, Q400 and MD11.

Ethiopian MRO also holds EASA PART 145 approvals for both base and line maintenance at Addis Ababa for B737NG, B757, B767 and B777 

In addition, the Ethiopian MRO base facility has the accreditation of Boeing as well as Bombardier as approve service facility.