You get only one form, even if you and your spouse file separate returns and both made mortgage payments. Even if the 1098 is in your spouse's name, she can only claim the interest she actually paid.To get your share of the deduction, you report the portion you paid, just as if you had received a 1098. You then must attach a statement to your return explaining why the IRS doesn't have a 1098 in your name.ven if the 1098 is in your spouse's name, she can only claim the interest she actually paid. To get your share of the deduction, you report the portion you paid, just as if you had received a 1098.