16 clubs must vote for the plans for them to be passed, with a number of sides having already pinned their colours to the mast while making their voting intentions clear.
But could it be a closer result than expected? We take a look at how every club could vote:
13. Lincoln City
Speaking to Sky Sports in May, Lincoln chief executive Liam Scully said that a salary cap was 'appealing' and that the Imps would be backing the proposals. PREDICTED VOTE: YES TO THE SALARY CAP Photo: Laurence Griffiths
14. MK Dons
The Dons are in favour of a salary cap as they feel it will keep League One 'competitive' - according to director Andrew Cullen. PREDICTED VOTE: YES TO THE SALARY CAP Photo: Catherine Ivill
15. Northampton Town
Back in May, chairman Kelvin Thomas said he was in favour of some 'radical thinking' when it came to ensuring clubs remained sustainable. PREDICTED VOTE: YES TO THE SALARY CAP Photo: Pete Norton
16. Oxford United
Karl Robinson has slammed the plans to introduce a salary cap and is fearful that it could lead to a 'Premier League 2'. PREDICTED VOTE: NO TO THE SALARY CAP Photo: Nathan Stirk