Each year Middlesex participates in the County Championships. It is run in 2 stages:
Regional - Middlesex enter various teams in the Southern Counties Chess Union Championship. The league competitions act as a qualifier for the National Stage and runs from October to March.
National - a knock-out competition run by the English Chess Federation between April-July. Teams who qualify for this stage are drawn against teams from other Unions
All matches take place on a Saturday
Eligibility for teams is based on your ECF grade, and where you live or work, or where you were born or educated. Membership of any chess club affiliated to a county also qualifies you!