42 CFR §403.756

1. (a)Effective date. Beginning with FFY 2002, if the level of estimated expenditures for all RNHCIs exceeds the trigger level for 3 consecutive FFYs, CMS will not accept as the basis for payment of any claim any election executed on or after January 1 of the following calendar year.
2. (b)Notice of activation. A notice in the Federal Register will be published at least 60 days before January 1 of the calendar year that the sunset provision becomes effective.
3. (c)Effects of sunset provision. Only those beneficiaries who have a valid election in effect before January 1 of the year in which the sunset provision becomes effective will be able to claim Medicare payment for care in an RNHCI, and only for RNCHI services furnished during that election.