Yes the IRS can seize your tax refund for the debts of your spouse when filing a joint tax return.
If you have already filed your tax return, you would want to complete a Form 8379, Injured Spouse Allocation so that you portion of the tax refund is not seized for your spouse's debts.
See this TurboTax support FAQ for Form 8379 - https://ttlc.intuit.com/community/accessing/help/how-do-i-file-form-8379-injured-spouse-allocation/0...
