Having done a bit of digging, the principal planning legislation appears to be the Planning (Listed Buildings and Conservation Areas) Act 1990, with the Ecclesiastical Exemption more fully described under a Statutory Instrument (SI): The Ecclesiastical Exemption (Listed Buildings and Conservation Areas) Order 1994 - the operation of which for the Church of England is determined by the Care of Places of Worship Measure 1999 and the detailed rules in the SI The Faculty Jurisdiction (Care of Places of Worship) Rules 2000
Comment