The Boundary Commission for England has published its initial proposals for new Parliamentary constituencies. You can find further information https://boundarycommissionforengland.independent.gov.uk/
A directed electoral review was carried out by the Local Government Commission for England (LGCE), and was started on 2 April 1996.
Final report published on 6 December 1996
Draft report published in September 1996
A structural review of Blackburn and Blackpool was carried out by the Local Government Commission for England (LGCE)
Final report (PDF) published December 1995
Draft report (PDF) published September 1995