The following Members took and subscribed the Oath, or made and subscribed the Affirmation required by law:
- Right honourable Sir Edward Richard George Heath, KG, MBE, Old Bexley and Sidcup.
- Right honourable John Major, Huntingdon.
- Right honourable Douglas Richard Hurd, CBE, Witney.
- Right honourable Michael Ray Dibdin Heseltine, Henley.
- Right honourable Antony Harold Newton, OBE, Braintree.
- Right honourable Malcolm Leslie Rifkind, QC, Edinburgh, Pentlands.
- Right honourable Kenneth Harry Clarke, QC, Rushcliffe.
- Right honourable Gillian Patricia, Mrs. Shephard, South West Norfolk.
- Right honourable Peter Bruce Lilley, St. Albans.
- Right honourable Michael Denzil Xavier Portillo, Enfield, Southgate.
- Right honourable Virginia Hilda Brunette Maxwell, Mrs. Bottomley, South West Surrey.
- Right honourable Ian Bruce Lang, Galloway and Upper Nithsdale.
- Right honourable William Arthur Waldegrave, Bristol, West.
- Right honourable Sir Patrick Barnabas Burke Mayhew, QC, Tunbridge Wells.
- Right honourable Richard Andrew Ryder, OBE, Mid Norfolk.
- John Anderson Cunningham, esquire, Copeland.
- Derek Foster, esquire, Bishop Auckland.
- Right honourable Gerald Bernard Kaufman, Manchester, Gorton.
- Right honourable John Smith, QC, Monklands, East.
- Robert Finlayson Cook, esquire, Livingston.
- David George Clark, esquire, South Shields.
- Donald Campbell Dewar, esquire, Glasgow, Garscadden.