Constitutional Reform and Governance Bill (Money) (No. 3)

The Secretary of State will be aware that the Irish system proposed by the Liberal Democrats would deliver an overall majority on about 45 per cent. of the vote, as it has on many occasions in the Republic of Ireland since 1921. What share of the vote would he be prepared to regard as too low, either under first past the post or under the alternative vote when it came to first preferences? What percentage would mean that the Government were no longer legitimate—35, or even less?