| IRS Help Available | Tax Topic 100 |
| IRS Services – Volunteer Tax Assistance, Toll–Free Telephone, Walk–in Assistance, and Outreach Programs | Tax Topic 101 |
| Tax Assistance for Individuals with Disabilities and the Hearing Impaired | Tax Topic 102 |
| Tax Help for Small Businesses and Self-Employed | Tax Topic 103 |
| Taxpayer Advocate Service – Help for Problem Situations | Tax Topic 104 |
| Armed Forces Tax Information | Tax Topic 105 |
| Tax Relief Disaster Situations | Tax Topic 107 |
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| IRS Procedures | Tax Topic 150 |
| Your Appeal Rights | Tax Topic 151 |
| Refund Information | Tax Topic 152 |
| What To Do if You Haven't Filed Your Tax Return | Tax Topic 153 |
| Forms W-2 and Form 1099–R (What to Do if Not Received) | Tax Topic 154 |
| Forms and Publications – How to Order | Tax Topic 155 |
| Copy of Your Tax Return – How to Get One | Tax Topic 156 |
| Change of Address – How to Notify IRS | Tax Topic 157 |
| Ensuring Proper Credit of Payments | Tax Topic 158 |
| Prior Year(s) Form W-2 (How to Get a Copy of) | Tax Topic 159 |
| Form 1099–A (Acquisition or Abandonment of Secured Property) and Form 1099–C (Cancellation of Debt) | Tax Topic 160 |
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| Collection | Tax Topic 200 |
| The Collection Process | Tax Topic 201 |
| Tax Payment Options | Tax Topic 202 |
| Failure to Pay Child Support, Federal Non–Tax and State Income Tax Obligations | Tax Topic 203 |
| Offers in Compromise | Tax Topic 204 |
| Innocent Spouse Relief (And Separation of Liability and Equitable Relief) | Tax Topic 205 |
| Dishonored Payments | Tax Topic 206 |
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| Alternative Filing Methods | Tax Topic 250 |
| Substitute Tax Forms | Tax Topic 253 |
| How to Choose a Paid Tax Preparer | Tax Topic 254 |
| Self-Select Pin Signature Method for Online Registration | Tax Topic 255 |
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| General Information | Tax Topic 300 |
| When, Where, and How to File | Tax Topic 301 |
| Checklist of Common Errors When Preparing Your Tax Return | Tax Topic 303 |
| Extensions of Time to File Your Tax Return | Tax Topic 304 |
| Recordkeeping | Tax Topic 305 |
| Penalty for Underpayment of Estimated Tax | Tax Topic 306 |
| Backup Withholding | Tax Topic 307 |
| Amended Returns | Tax Topic 308 |
| Roth IRA Contributions | Tax Topic 309 |
| Coverdell Education Savings Accounts | Tax Topic 310 |
| Power of Attorney Information | Tax Topic 311 |
| Disclosure Authorizations | Tax Topic 312 |
| Qualified Tuition Programs (QTPs) | Tax Topic 313 |
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| Which Forms to File | Tax Topic 350 |
| Which Form – 1040, 1040A, or 1040EZ? | Tax Topic 352 |
| Decedents | Tax Topic 356 |
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| Types of Income | Tax Topic 400 |
| Wages and Salaries | Tax Topic 401 |
| Interest Received | Tax Topic 403 |
| Dividends | Tax Topic 404 |
| Business Income | Tax Topic 407 |
| Capital Gains and Losses | Tax Topic 409 |
| Pensions and Annuities | Tax Topic 410 |
| Pensions – The General Rule and the Simplified Method | Tax Topic 411 |
| Lump–Sum Distributions | Tax Topic 412 |
| Rollovers from Retirement Plans | Tax Topic 413 |
| Rental Income and Expenses | Tax Topic 414 |
| Renting Residential and Vacation Property (formerly Renting Vacation Property and Renting to Relatives) | Tax Topic 415 |
| Farming and Fishing Income | Tax Topic 416 |
| Earnings for Clergy | Tax Topic 417 |
| Unemployment Compensation | Tax Topic 418 |
| Gambling Income and Expenses | Tax Topic 419 |
| Bartering Income | Tax Topic 420 |
| Scholarship and Fellowship Grants | Tax Topic 421 |
| Social Security and Equivalent Railroad Retirement Benefits | Tax Topic 423 |
| 401(k) Plans | Tax Topic 424 |
| Passive Activities – Losses and Credits | Tax Topic 425 |
| Stock Options | Tax Topic 427 |
| Traders in Securities (Information for Form 1040 Filers) | Tax Topic 429 |
| Exchange of Policyholder Interest for Stock | Tax Topic 430 |
| Canceled Debt – Is it Income or Not? | Tax Topic 431 |
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| Adjustments to Income | Tax Topic 450 |
| Individual Retirement Arrangements (IRAs) | Tax Topic 451 |
| Alimony Paid | Tax Topic 452 |
| Bad Debt Deduction | Tax Topic 453 |
| Moving Expenses | Tax Topic 455 |
| Student Loan Interest Deduction | Tax Topic 456 |
| Tuition and Fees Deduction | Tax Topic 457 |
| Educator Expense Deduction | Tax Topic 458 |
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| Itemized Deductions | Tax Topic 500 |
| Should I Itemize? | Tax Topic 501 |
| Medical and Dental Expenses | Tax Topic 502 |
| Deductible Taxes | Tax Topic 503 |
| Home Mortgage Points | Tax Topic 504 |
| Interest Expense | Tax Topic 505 |
| Contributions | Tax Topic 506 |
| Casualty and Theft Losses | Tax Topic 507 |
| Miscellaneous Expenses | Tax Topic 508 |
| Business Use of Home | Tax Topic 509 |
| Business Use of Car | Tax Topic 510 |
| Business Travel Expenses | Tax Topic 511 |
| Business Entertainment Expenses | Tax Topic 512 |
| Educational Expenses | Tax Topic 513 |
| Employee Business Expenses | Tax Topic 514 |
| Casualty, Disaster, and Theft Losses | Tax Topic 515 |
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| Tax Computation | Tax Topic 550 |
| Standard Deduction | Tax Topic 551 |
| Tax and Credits Figured by the IRS | Tax Topic 552 |
| Tax on a Child's Investment Income | Tax Topic 553 |
| Self–Employment Tax | Tax Topic 554 |
| Alternative Minimum Tax | Tax Topic 556 |
| Tax on Early Distributions From Traditional and Roth IRAs | Tax Topic 557 |
| Tax on Early Distributions From Retirement Plans | Tax Topic 558 |
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| Tax Credits | Tax Topic 600 |
| Earned Income Credit | Tax Topic 601 |
| Child and Dependent Care Credit | Tax Topic 602 |
| Adoption Credit | Tax Topic 607 |
| Excess Social Security and RRTA Tax Withheld | Tax Topic 608 |
| Retirement Savings Contributions Credit | Tax Topic 610 |
| First-time Homebuyer Credit — Purchases Made In 2008 | Tax Topic 611 |
| First-time Homebuyer Credit — Purchases Made In 2009 | Tax Topic 612 |
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| IRS Notices | Tax Topic 650 |
| Notices – What to Do | Tax Topic 651 |
| Notice of Underreported Income – CP-2000 | Tax Topic 652 |
| IRS Notices and Bills, Penalties and Interest Charges | Tax Topic 653 |
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| Basis of Assets, Depreciation, and Sale of Assets | Tax Topic 700 |
| Sale of Your Home | Tax Topic 701 |
| Basis of Assets | Tax Topic 703 |
| Depreciation | Tax Topic 704 |
| Installment Sales | Tax Topic 705 |
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| Employer Tax Information | Tax Topic 750 |
| Social Security and Medicare Withholding Rates | Tax Topic 751 |
| Form W-2 – Where, When, and How to File | Tax Topic 752 |
| Form W-4 – Employee's Withholding Allowance Certificate | Tax Topic 753 |
| Form W-5 – Advance Earned Income Credit | Tax Topic 754 |
| Employer Identification Number (EIN) – How to Apply | Tax Topic 755 |
| Employment Taxes for Household Employees | Tax Topic 756 |
| Form 941 and 944 – Deposit Requirements | Tax Topic 757 |
| Form 941 – Employer's Quarterly Federal Tax Return and Form 944 – Employers Annual Federal Tax Return | Tax Topic 758 |
| Tips – Withholding and Reporting | Tax Topic 761 |
| Independent Contractor vs. Employee | Tax Topic 762 |
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| Electronic Media Filers – 1099 Series and Related Information Returns | Tax Topic 800 |
| Who Must File Electronically | Tax Topic 801 |
| Applications, Forms, and Information | Tax Topic 802 |
| Waivers and Extensions | Tax Topic 803 |
| Test Files and Combined Federal and State Filing | Tax Topic 804 |
| Electronic Filing of Information Returns | Tax Topic 805 |
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| Tax Information for Aliens and U.S. Citizens Living Abroad | Tax Topic 850 |
| Resident and Non–Resident Aliens | Tax Topic 851 |
| Foreign Tax Credit | Tax Topic 856 |
| Individual Taxpayer Identification Number (ITIN) — Form W–7 | Tax Topic 857 |
| Alien Tax Clearance | Tax Topic 858 |
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| Tax Information for Residents of Puerto Rico | Tax Topic 900 |
| Is a Person With Income from Puerto Rican Sources Required to File a U.S. Federal Income Tax Return? | Tax Topic 901 |
| Credits and Deductions for Taxpayers With Puerto Rican Source Income That is Exempt From U.S. Tax | Tax Topic 902 |
| Federal Employment Tax in Puerto Rico. | Tax Topic 903 |
| Tax Assistance for residents of Puerto Rico. | Tax Topic 904 |