The British athletic clubs league system is a series of interconnected leagues for British athletic clubs.
The British Athletics League is a national league competition for senior men, consisting of 38 clubs across five divisions. There is promotion and relegation within the league and the bottom two teams of the lowest division (Division 4) go into a qualifying competition with the top teams of the regional leagues.
The UK Women's Athletic League is a national league competition for senior women, consisting of 32 clubs across four divisions. There is promotion and relegation within the league and the bottom two teams of the lowest division (Division 4) go into a qualifying competition with the top teams of the regional leagues.
The tables below shows the current structure of the system.