Quorum requirements for a referendum to be valid

United Kingdom
Political Parties, Elections andReferendums Act of 2000 provides the legal framework under which nationaland/or regional referendums may be held. Nevertheless, parliament must pass aspecific law in each instance in order for a referendum to be held.Requirements for referendums may be provided in this specific law.
POLITICALPARTIES, ELECTIONS AND REFERENDUMS ACT
(Adopted in 2000)