Itemized deduction using the Schedule A of the 1040 tax form.
If it is used it is an attachment to the federal 1040 income tax return Schedule A itemized deductions of the 1040 federal income tax return and would be used when it would benefit you if your total itemized deduction amount is more than your standard deduction amount for the year that amount would be total numbers on line 29 and if you choose to use them the number would be entered on the 1040 page 2 line 40a.
Go to the IRS gov website and use the search box for Topic 500 - Itemized Deductions. The following topics are found in the category of Itemized Deductions. Each topic is followed by a corresponding number. To access your topic, select the three-digit number.
Should I Itemize?
Topic 501
Medical and Dental Expenses
Topic 502
Deductible Taxes
Topic 503
Home Mortgage Points
Topic 504
Interest Expense
Topic 505
Contributions
Topic 506
Casualty and Theft Losses
Topic 507
Miscellaneous Expenses
Topic 508
Business Use of Home
Topic 509
Business Use of Car
Topic 510
Business Travel Expenses
Topic 511
Business Entertainment Expenses
Topic 512
Educational Expenses
Topic 513
Employee Business Expenses
Topic 514
Casualty, Disaster, and Theft Losses
Topic 515
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