In the top division, the top eight will progress to the play-offs, which will follow the same format as Super League, with the winners of the Grand Final claiming a £50,000 prize.
The next five teams in the table - 2nd to 6th - will then battle it out in a play-off series, with the Grand Final winner earning the second promotion spot.
All clubs were notified of the structure of the 2013 season back in September.
Championship play-off format
Qualifying: 1st v 4th
Qualfying: 2nd v 3rd
Elimination: 5th v 8th
Elimination: 6th v 7th
Preliminary: Loser qualifying (highest ranked) v Winner Elimination (lowest ranked)
Preliminary: Loser qualifying (lowest ranked) v Winner Elimination (highest ranked)
Semi: Winner qualifying (highest ranked) v Winner preliminary (lowest ranked)
Semi: Winner qualifying (lowest ranked) v Winner preliminary (highest ranked)
Grand Final: Winner Semi v Winner Semi
Championship 1 play-off format
Match A: 3rd v 4th
Match B: 5th v 6th
2nd receives bye
Match C: 2nd v Winner of Match A
Match D: Loser of Match A v Winner of Match B
Match E: Loser Match C v Winner Match D
Grand Final: Winner Match C v Winner Match E
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