If you were added to your soon to be former spouse's credit card as an authorized user and did not know about this, did not use the credit card, and did not sign any documentation stating that you were applying to use this credit card, you should not be personally liable for its use nor have your credit rating damaged as a result.In many states one-half of the martial community's assets is liable for an obligation or judgment against one of the spouses.In a martial dissolution action one of the major issues is the division of assets and liabilities of the marriage. Given the problems that have arisen from this particular credit card's use, resolving it through mediation with your soon to be former spouse would be the best course of action for both of you. Hopefully you both have legal counsel assisting you.There are credit repair companies that might be able to assist you concerning this particular credit card issue. You can do an online search for such companies that possibly can assist you.Another option is to contact the credit card company yourself and speak to one of its representatives and explain that you never signed any application to use the card in order to see what can be done about any negative credit ratings you received.Good luck.