Other taxes are the taxes that are listed on lines 57-62 on Form 1040.
57 Self-employment tax. Attach Schedule SE
58 Unreported social security and Medicare tax from Form: a 4137 b 8919
59 Additional tax on IRAs, other qualified retirement plans, etc. Attach Form 5329 if required
60a Household employment taxes from Schedule H
60b First-time homebuyer credit repayment. Attach Form 5405 if required
61 Health care: individual responsibility (see instructions) Full-year coverage
62 Taxes from: a Form 8959 b Form 8960 c Instructions; enter code(s)