Earlier she had tried to secure opposition backing for minimum pricing by proposing a "sunset clause" in the legislation, which would review the policy after six years.

BBC: Health Committee

Peers voted by a majority of six to put a "sunset clause" in the legislation, aiming to kill off the bill after the next general election unless a future government chose to revive it, and by a majority of four to restrict the issues on which referendums would be held.

BBC: European Union Bill: Consideration of amendments

The history of the 2001 tax bill is known all too well to the current crop of Republican leaders as they were there when it came into being and, to a man, voted for the legislation that included the sunset provision.

FORBES: Does Anyone Still Remember Why We Have The Bush Tax Cuts?