Other taxes could be any of the following:
Self-Employment tax
Unreported SS & Medicare tax
10% Early Distribution of Retirement plans penalty
Advance EIC from W-2
Household Employment tax
Etc.
Like some could be for State and local taxes paid...
-any state withholding from your paychecks, retirement checks, unemployment checks, etc.
-a state tax due (for any year) you paid last year
-any state estimated tax payments you made during year including an overpayment applied from last year
-any local taxes withheld on your checks like SDI in box 14 or 19 on your W2
