Of course if you don't have the instructional hour (at least with microlights) you can get a "single seat only" endorsement - so you don't even need time with an instructor to revalidate.
The same applies to
all NPPL Class Ratings.
The methods for removing the 'Single Seat Only' limitation and for aligning Class Rating expiry dates were agreed with the CAA in May 2010. The authority has been asked every month since then to publicise these methods.
Approval for Microlight Examiners to sign SSEA/SLMG paperwork for revalidation by experience was agreed by the NPPL Policy and Steering Committee in October 2006; on 26 Oct 2010 the CAA finally published details about how a Microlight Examiner may apply for 'R' Examiner status.....