The Church of Scotland's General Assembly, the annual conference of 850 church leaders, will vote on the issue of homosexual clergy tomorrow.
The Free Kirk, which is opposed to the change, warned Christianity was “under siege” from the rise of secularism and criticised the Church of Scotland for failing to speak with a unified voice.
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The PM promises to double to 200,000 the number of homes built under an existing scheme aimed at easing Britain's housing shortage.
The Met Office has weather warnings in place for snow and ice until 10am in the north and west.
The plan, which would effectively strip banks of the benefit of recent corporation tax cuts, forms part of the party's election manifesto.