IAB/IESG Recommendations on IPv6 Address Delegation

At 10:27 AM 9/12/00 +0200, Turchanyi Geza wrote:
>ADDRESS ALLOCATION POLICY will be reviewed every five years. If different
>address allocation policy will be set up for any reason, then all
>subscribers and providers having already address space should adopt
>themselves to the new policy within TEN years, the latest. If they do not
>adopt, their not properly allocated address space will be
>blocked from the global routing.

that's probably not unreasonable. However, that's not mine to say, I don't 
think. IETF advises the RIRs, and from them the operators and subscribers, 
on how to pass out the addresses. After that, actual use is in the RIRs' 
and operators' hands.