4. —(1) The applicable provisions of the Carriage by Air Conventions have the force of law in the State in relation to any carriage by air to which they apply, irrespective of the nationality of the aircraft performing that carriage.

(2) Subsection (1) does not apply in relation to Community air carriers to the extent that the provisions of the Council Regulation have the force of law in the State.

(3) Subsection (1) is subject to the other provisions of this Act.

(4) If more than one of the Carriage by Air Conventions applies to a carriage by air, the applicable provisions that have the force of law in the State are those of whichever is the most recent applicable Convention in force.