The rules for the NPPL changed, but the JAA rules have not changed and even under EASA, the revalidation rules will remain the same as they have been for the past 11 years.
Is it that you must fly 12 hours in the 24 months after passing your skills test? or after getting your lisence?
The 12 months before the aircraft rating expiry (valid until) date. This should coincide with the aniversary of the PPL Skill Test date.
anything flown before that (ie the first 12) doesn't count.
Correct
i've been having trouble finding these answers in the documentation.
There was a piece of paper issued with your licence that explained this, and probably pointed you at
LASORS