With 15 member clubs this season, the League Championship has four sections, with the winner of each section progressing to the semi finals.
Defending champions Irvine will contest Section C along with local rivals Troon Welbeck and Troon St Meddans, whilst 2011 Runners Up Annanhill have been drawn in Section A along with Ballochmyle, Irvine Ravenspark and Prestwick St Cuthbert.
Section B matches Ardeer, Largs, Loudoun and Prestwick St Nicholas whilst Section D will be contested by Ayr Belleisle, Caprington, Kilmarnock Barassie and West Kilbride.
In the Under 16 Knockout Trophy competition, holders Kilmarnock Barassie open their defence with a home match against Ayr Belleisle whilst the 2011 runners up, Prestwick St Nicholas, face a home tie against near neighbours Prestwick St Cuthbert in round 1.
The full draw for Round 1 matches, to be played by 3rd June, is:-
Ardeer Vs. Troon St Meddans
Troon Welbeck Vs Largs
Irvine Vs West Kilbride
Irvine Ravenspark Vs Loudoun
Prestwick St Nicholas Vs Prestwick St Cuthbert
Ballochmyle Vs Annanhill
Kilmarnock Barassie Vs Ayr Belleisle
Caprington - bye to quarter finals
In the Champion Of Champions Trophy competition, Ayrshire Boys Matchplay Champion Callum Beveridge leads the chase for the title, opening his bid with an away tie against Ian Napier (Ayr Belleisle).
The full draw for first round matches, to be played by 3rd June 2012, is:-
(Largs) - bye into quarter finals
Christopher Murray (West Kilbride) Vs (Loudoun)
Greg Vernon (Annanhill) Vs Stuart Walsh (Irvine)
Stephen Hill (Prestwick St Cuthbert) Vs Daniel Forbes (Ardeer)
(Caprington) Vs Callum Gorrie (Kilmarnock Barassie)
Louis Murray (Troon Welbeck) Vs Andrew Davidson (Ballochmyle)
Ian Napier (Ayr Belleisle) Vs Callum Beveridge (Ayrshire Boys Champion)
(Prestwick St Nicholas) Vs Craig Reid (Irvine Ravenspark)