Council Regulation (EEC) No 3975/87 of 14 December 1987 laying down the procedure for the application of the rules on competition to undertakings in the air transport sector
Modified by
Council Regulation (EEC) No 1284/91 of 14 May 1991 amending Regulation (EEC) No 3975/87 laying down the procedure for the application of the rules on competition to undertakings in the air transport sector
| May 18, 1991 | article 16.1 | Amendment |
| May 18, 1991 | article 4BIS | Addition |
| May 18, 1991 | article 13.1 | Completion |