State tax filing

Interest on underpayment. NOTE I made last year's tax really big, so I would not accidentally meet an exception.

Farmer or Fishermen - these have reduced requirements for paying taxes.

Underpayment exception. Answer NO or you will meet an exception and not get to the Annualization section.

Underpayment interest - yes, you want to review the calculation.

Your Interest - Click the Annualization button

Annualization Method - enter your income for each of the first three quarters

Reduced interest - annualization actually worked!

Back to Wrap up a few things...

The Annualization Table from Maryland 502UP

Note that there are several steps along the way where a "wrong" answer will stop your progress to being able to annualize.