It can be done many ways however my suggestion would be to put them all on the higher wage earner.
Try these tools:
<a rel="nofollow" target="_blank" href="
http://www.irs.gov/Individuals/IRS-Withholding-Calculator">http://www.irs.gov/Individuals/IRS-Withho...>
<a rel="nofollow" target="_blank" href="
https://turbotax.intuit.com/tax-tools">https://turbotax.intuit.com/tax-tools</a>
<a rel="nofollow" target="_blank" href="
http://turbotax.intuit.com/tax-tools/calculators/taxcaster">http://turbotax.intuit.com/tax-tools/cal...>
You can log back into your return and go though that section or open your return if you used the Desktop program. THEN:
You can just type W4 in the search box at the top of your return , click on Find. Then Click on Jump To and it will take you to the estimated tax payments section. Say no to changing your W-4 and the next screen will start the estimated taxes section.
OR
Go to Federal Taxes or Personal (H&B version)
Other Tax Situations
Other Tax Forms
Form W-4 and Estimated Taxes - Click the Start or Update button
