Article 15
The third paragraph of Article 41b of the Conditions of Employment is hereby replaced by the following: 'Where the invalidity is due to some other cause, the invalidity pension calculated by reference to the final basic salary of the staff member, shall be equal to 2 % for each year between the date of his entering the service and the date on which he reaches the age of 65; this rate shall be increased by 2 % for each year of pensionable service taken into account pursuant to Article 10 (2) and (3) of Annex VI and by 25 % of the amount of the pension rights which he would have acquired at the age of 60 provided that the total does not exceed 70 % of his final basic salary.'