In its manifesto for the 2017 general election, the party specifically mentions the effect the policy has on Roman Catholic schools, pledging instead to create new criteria for faith schools.
Currently, new faith schools can only select 50 per cent of students on the basis of religion. However, canon law says Catholic schools must give priority to children from the faith.
This has effectively stopped the Church from opening new academies and free schools.
The government pledged to reverse the law last September, and have included it in the Conservative manifesto. [More]