Part-FCL, rule FCL.740.A(b)(1)(ii), the pertinent part of which prescribes that,
refresher training of at least 1 hour of total flight time with a
flight instructor (FI) or a class rating instructor (CRI). Applicants
shall be exempted from this refresher training if they have passed
a class or type rating proficiency check, skill test or assessment
of competence in any other class or type of aeroplane.
For EASA licences granted by UK CAA this rule has been broadened to include proficiency checks for instrument and mountain ratings. CAP 804 para 4.1.2 refers.