She can say what she wants knowing comfortably she can afford the best lawyers money can buy (unlike most of us)
That's the point. She's prepared to stick her neck out, risking incarceration, because the justice that women are seeking is being denied them, due to the fact that it costs money.
She's letting the Labour Party know that if they they fondly believe they can impose this ridiculous law on women without being challenged, they are very much mistaken.