It shall be lawful for a person who is in deacon’s orders and who has been ordained for a period exceeding six years to be appointed to the office of a residentiary canon in any cathedral church with the appropriate style, title and dignity thereof, notwithstanding anything in section 10 of M1 the Act of Uniformity 1662 or in the constitution and statutes of that cathedral church to the contrary; but nothing in the constitution and statutes of that cathedral church shall be construed as authorising or requiring a person in deacon’s orders so appointed to preside at or celebrate the Holy Communion or pronounce the Absolution.