17. June 1927. Airline Company “Aeroput”, predecessor of "Yugoslav Airlines" ("Jugoslovenski Aerotransport" - JAT), officially established. This date is considered as the beginning of civil aviation in Serbia.

15. February 1928. First scheduled flight with aircraft Potez-29.

1941-1945. Second World War

17. March 1947. By Decree of the Head Department of Civil Aviation of FPRY (Federal People Republic of Yugoslavia) 28 first and second pilots, navigators, radio operators and flight engineers were transferred from the 1st Transport Regiment to Yugoslav Airlines.

29. March 1947. By Decree of the Head Department of Civil Aviation of FPRY, 12 airplane mechanics and electricians transferred from the 1st Transport Regiment to form JAT Technical Department.

April 1947. JAT planes took off on their first regular flights. This date is considered the founding day for JAT. At the time JAT had three JU-52 and three DC-3.

1949. PW R-1830 Full overhaul capability. Shop and test cell located at old airport.

April 1949. By Decree of the Government of FPRY IV No. 1379 the civil aviation company JAT and the "Aeroremont” State Company for Aircraft Material Repairs were merged into a single company.

1951. JAT became a regular IATA member.

April 1954. The first Convair CV-340 landed at Belgrade Airport

29. October 1956. First DC6B landed at Belgrade Airport.

28. April 1962. JAT started operation from new Airport “Beograd”.

21. January 1963. New Era. First Caravelle landed at Airport “Belgrade”.

1963. Since Caravelle entered regular operation with Yugoslav Airlines, Engine Shop activities included QEC Build-up and minor repairs on RR Avon.

1965. Modern hangar (Hangar 1) with all necessary workshops built at Belgrade airport - JAT Main Technical Base.

1966. First HM Check on Caravelle.

1968. Engine Shop moved to new location - Airport “Beograd” near Surcin - JAT Main Technical Base. Capability extended to overhaul of R-985 and R-2800. First activities on JT8D.

1969. - 1973. Intensive activities in enabling Engine Shop to repair jet engines: – facility definition and construction – equipment and tooling definition and supply – engineering and production staff training – spare parts initial provisioning

11. April 1969. First DC-9 landed at Airport “Beograd”.

10. Dec. 1969. Technical Department is granted FAA Repair Station Certificate (No. YSMY254P).

19. May. 1970. First B-707 landed at Airport “Beograd”.

10. Jun. 1970. First B-727 landed at Airport “Beograd”.

1973. JT3D QEC Build up.

1974. First JT8D HSI completed. Engine Shop is ready to overhaul jet engines: shop floor extension 400 m2 added; new Test cell (outdoor type) installed;

1975. 26 JT8D’s tested. Preparation for shop maintenance of JT3D.

1976. First JT3D HSI performed. Engine Shop goes into repair of GTCP85 series APU

1976. First HM Check of DC-9.

Dec. 1978. Long Beach - Delivery of first DC-10.

1979. More than 40 engines served (JT8D & JT3D). Engine shop fully prepared for CF6 QEC build up.

August 1984. Start of site preparation for new hangar (Hangar 2).

1985. Initial activities on CFM56-3B1 (power for JAT B737-300).

August 1985. YU-AND, First B-737-300 landed in Belgrade.

July 1986. New hangar officially opened.

1986. More than 60 engine shop visits.

May 1988. JAT is flying with five DC-10’s.

1989. June - New “State of the Art” Test Cell introduced. Before going into fully computerized system, Shop had more than 650 engines in test cycle!
CFM56-3B1 Disassembled into Major Modules
December - JAT Engine Shop among 15 CFM56 facilities registered worldwide.

July 1990. First ATR72-202 landed in Belgrade.

May 1992. USA and UN embargo introduced. Hard times for JAT.

September 1994. Partial suspension of UN embargo.

09. September 1998. EU sanctions imposed.

15. September 1998. First refurbished DC-9 left hangar (“D” check, interior modification – wide -body look), hush-kited JT8D engines…)

14. February 2000. Suspension of EU sanctions.

March 2000. JAT is awarded JUS ISO 9001 Certificate.

July 2002. JAT Board of Directors approved funds for Engine Shop Capability extension.

Dec. 2003. Engine shop floor expanded for 550 m2.

Jan. 2004. Installation, commissioning and training for new balancing equipment completed.

Apr. 2004. Civil Aviation Directorate of Serbia and Montenegro approved Jat Engine Shop for overhaul of CFM56-3 engines.

2005. Company restructuring and EASA Part-145 Certification (October 2005).

1. January 2006. A new “sister” company - Jat Tehnika LTD established.

February 2007. FAA Certification.