evidence: But it adds to the checks between the rest of the UK - which will not necessarily be sticking to EU single market rules - and Northern Ireland. [...] If the Northern Ireland Assembly votes against the new arrangements, they would stop applying two years later, during which time the "joint committee" would make recommendations to the UK and EU on what to do about this. [...] The deal defines cross-community support as more than 50% of unionist and nationalist Assembly members voting in favour, or at least 40% of members from each designation if in total at least 60% of members have voted in favour.