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The ramifications are that if you go back to court and notify the court, she could be held in contempt of court, fined and forced to pay al of your costs for bringing her into court and the costs associated with her failure to comply with the order, which includes the fines you are going to have to pay for not having the information. As far as placing a lien on her accounts, the court can do that if she does not pay an amount ordered by the court, but will be hesitant to levy the accounts just for failure to abide by the order.
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