[1] After the constitution was announced, Clevedon Town of Southern League Division One South & West were demoted because their floodlights were not to the required standard.
They were joined by play-off winners East Thurrock United, who reached National League for the first time in their history.
Farnborough finally finished 18th and were relegated one step, as the result, Burgess Hill Town were reprieved.
Harlow Town won the play-offs and returned to the Premier Division after seven seasons of absence.
Peacehaven & Telscombe suffered second consecutive relegation and left the league along with Whitstable Town and Walton & Hersham.