Three quarters of delegates backed a Central Council motion at Congress to introduce the change for the next three seasons.
Teams in Division Three and Four of the League will play in the new 16 team second tier, unless they reach their provincial final.
A Tipperary motion was carried to determine that Tier Two standings will be determined at the end of the League rather than at the start.
Tánaiste Announces €40 Million Investment For Blessington Housing Development
The project will deliver 106 new social homes for families and individuals in West Wicklow.
Major Easter Rail Works Set to Disrupt Wicklow Commuters
Commuters travelling between Wicklow and Dublin are being warned of significant disruption to rail services over the Easter weekend.
Wicklow GAA Under Fire After ‘deeply disrespectful’ April Fools’ Post
'There is nothing funny about equality in sport. Nothing. This kind of messaging only reinforces the very attitudes we are working so hard to change.' Leane Lifely, Wicklow Camogie County Chairperson
Knockananna's Sarah Murray Takes First Dates Ireland By Storm
Wicklow woman Sarah wows the crowd as she prepares for her appearance on First Dates Ireland
Wicklow Councillors Back Move To Increase Housing By Up To 5,500 Units In Revised Plan Upgrade
Housing Growth Targets for Wicklow have been radically increased following a council vote of members this week
7:00am - 10:00am
Saturday Breakfast
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Light rain
High: 12°C | Low: 3°C