Rangers are currently top of the 10-team SWPL1 while Dundee United lead the seven-team second tier.
Hamilton Academical, currently bottom of SWPL1, released a statement confirming their switch to the SPFL, describing it as “the best way forward” for the women’s game.
They added: “It is of vital importance that the correct people, with the in-depth expertise, lead the top tiers of women’s football as we enter the professional era”.