The RFU have confirmed the league structure for National League Rugby for 2024-25.
The winners of National Two North (Rotherham Titans), National Two East (Esher) and National Two West (Dings Crusaders) have all moved into National One.
Cinderford and Taunton Titans - who were relegated from the third tier - have both dropped into National Two West for 2024-25.
Joining National Two North from level five for next season will be Regional 1 North East champions Harrogate.
Joining National Two East from level five for next season will be Regional 1 Midlands champions Oxford Harlequins as well as Regional 1 South East winners Colchester and Regional 1 South Central winners Havant.
Joining National Two West from level five for next season will be Regional 1 South West champions Devonport Services and Regional 1 North West winners Macclesfield.
Chester will move from National Two West into National Two North for 2024-25.
The leagues have been produced by the RFU using the following principle:
Confirmed leagues for 2024/25
National One: Birmingham Moseley, Bishop’s Stortford, Blackheath, Darlington MP, Dings Crusaders, Esher, Leicester Lions, Plymouth Albion, Rams, Richmond, Rosslyn Park, Rotherham Titans, Sale FC, Sedgley Park.
National Two North: Billingham, Chester, Fylde, Harrogate, Hull, Hull Ionians, Leeds Tykes, Lymm, Otley, Preston Grasshoppers, Sheffield, Sheffield Tigers, Tynedale, Wharfedale.
National Two East: Barnes, Bury St Edmunds, Canterbury, Colchester, Dorking, Guernsey, Havant, Henley, Old AlbanianS, Oxford Harlequins Sevenoaks, Tonbridge Juddians, Westcombe Park, Worthing.
National Two West: Bournville, Camborne, Cinderford, Clifton, Devonport Services, Exeter University, Hinckley, Hornets, Loughborough Students, Luctonians, Macclesfield, Old Redcliffians, Redruth, Taunton Titans.
League Fixtures for the 2024-25 season will be published by the 14th of June. They will be live on the Fixtures and Results section of www.englandrugby.com by this date.