Qualifying
What are tax deductions?
A tax deduction reduces your taxable income before your tax bill is calculated — it's worth your marginal tax rate times the deduction amount, not a dollar-for-dollar reduction of tax owed (that's what a tax credit does instead). Every filer takes either the standard deduction ($16,100 single / $32,200 married filing jointly for 2026) or itemizes specific deductible expenses, whichever is larger.
The full picture
A tax deduction is an amount the IRS lets you subtract from your income before your tax is calculated. It reduces your **taxable income**, not your tax bill directly — the actual dollar value of a deduction depends on your marginal tax bracket. The [IRS's overview of credits and deductions](https://www.irs.gov/credits-deductions-for-individuals) is the primary source for what qualifies each year.
Deduction vs. credit — the distinction that trips people up
$1,000 deduction vs. $1,000 credit
In the 22% marginal tax bracket, a $1,000 deduction lowers your tax bill by $220 (1,000 × 22%). A $1,000 tax credit lowers your tax bill by the full $1,000, dollar for dollar, regardless of your bracket. Credits are generally more valuable than same-size deductions — but deductions are far more numerous and apply to a wider range of expenses.
Standard deduction vs. itemizing
Every filer chooses one path: take the **standard deduction** — a flat amount set by the IRS based on filing status, no receipts required — or **itemize**, listing specific deductible expenses on Schedule A. You take whichever produces the bigger deduction. For 2026, the standard deduction is **$16,100** for single filers and **$32,200** for married filing jointly, per the [IRS's TY2026 inflation adjustments](https://www.irs.gov/newsroom/irs-releases-tax-inflation-adjustments-for-tax-year-2026-including-amendments-from-the-one-big-beautiful-bill) (which include amendments from the 2025 tax law). Roughly 85–90% of individual filers have taken the standard deduction in recent years because it exceeds their itemizable expenses — see [standard deduction vs. itemized deduction](/answers/standard-deduction-vs-itemized-deduction) for the full comparison and when itemizing wins out.
Common itemizable deductions
- Mortgage interest on your primary residence (and, within limits, a second home) — reported to you on Form 1098.
- State and local taxes (SALT) — income or sales tax plus property tax, subject to a dollar cap that has changed under recent tax law; verify the current-year cap at irs.gov.
- Charitable contributions to qualifying organizations, generally up to 60% of adjusted gross income for cash gifts.
- Medical and dental expenses exceeding 7.5% of adjusted gross income (AGI) — only the amount above that threshold is deductible.
"Above-the-line" deductions — available even if you don't itemize
A separate category of deductions reduces your income *before* you even choose standard vs. itemized — these lower your adjusted gross income (AGI) directly, and you get them regardless of which path you take. Common examples: traditional IRA and HSA contributions, student loan interest (up to $2,500, subject to income phase-outs), and self-employment tax's employer-equivalent half. Because AGI is the base for many other tax calculations (deduction phase-outs, credit eligibility), above-the-line deductions can have outsized value beyond their face amount.
Educational only — not personalized tax advice
Which deductions apply to you, and whether itemizing beats the standard deduction, depends on your specific income, expenses, and filing status. ClearValue Lending is not a tax advisor. Consult a CPA or use IRS-vetted tax software to confirm your actual deductions before filing — always verify current-year dollar figures at irs.gov.
IRS deduction figures
- The 2026 standard deduction is $16,100 for single filers and $32,200 for married filing jointly. — IRS — TY2026 inflation adjustments (incl. One Big Beautiful Bill amendments)
- Medical and dental expenses are deductible only to the extent they exceed 7.5% of adjusted gross income, and only if the taxpayer itemizes. — IRS — Topic No. 502, Medical and Dental Expenses
Key takeaways
- A deduction reduces taxable income (worth your marginal rate); a credit reduces tax owed dollar for dollar.
- The 2026 standard deduction is $16,100 single / $32,200 married filing jointly — take it or itemize, whichever is larger.
- Common itemizable deductions: mortgage interest, SALT (capped), charitable gifts, medical expenses above 7.5% of AGI.
- Above-the-line deductions (IRA, HSA, student loan interest) reduce AGI regardless of standard vs. itemized.
- Always verify current-year dollar figures and phase-outs at irs.gov before filing.
Frequently asked questions
Do I need receipts to claim the standard deduction?
No. The standard deduction is a flat amount based on your filing status — no documentation of specific expenses required. Receipts and records only matter if you itemize instead.
Can I switch between standard and itemized deductions each year?
Yes. You choose whichever is more favorable each tax year based on that year's expenses — there's no requirement to stick with one method across years (married couples filing separately do need to use the same method as each other, however).
Is a tax deduction the same as a tax write-off?
In everyday use, yes — "write-off" is informal language for a tax deduction, most often used in a business or self-employment context. See what is a tax write-off for small business for how deductions work specifically for business expenses.
Published 2026-08-13 · Updated 2026-08-13 · https://clearvaluelending.com/answers/what-are-tax-deductions