In general, preparing a return as a married couple filing...

In general, preparing a return as a married couple filing jointly may give you the lowest tax liability and the highest standard deduction, but to find the best scenario, it's wise to calculate your return both ways and see which is the most advantageous for you. For example, if both of your incomes are about the same, you may pay less in taxes by filing jointly, depending on the rest of your return.