From that para Mustapha...
Really?
From Commission Regulation (EU) No 1178/2011:
FCL.740 Validity and renewal of class and type ratings
(a) The period of validity shall be 1 year, except for single-pilot single-engine class ratings, for which the period of validity shall be 2 years, unless otherwise determined by the operational suitability data established in accordance with Part-21.
(b) [..]