If you are both working you both want to check box 2 (c) on W4. The reason more is being withheld is because you are going to jointly file a tax return with the the combined income. The spouse with the higher income may want to fill out steps 2 , 3 and 4. If when filing your tax at the end of year and too much or too little was withheld you can adjust W4. Form W4 and Take home pay
Top 5 reasons to Adjust our W4
