Charitable Bunching Calculator: the 2026 itemizing figures
2026 law · reviewed September 6, 2026
| Figure | Amount | Authority |
|---|---|---|
| Standard deduction | $32,200 joint · $16,100 single | § 63(c) |
| Age-65 addition | $1,650 per spouse joint · $2,050 single | § 63(f) |
| State and local tax cap | $40,400; 30% phase-down above $505,000; floor $10,000 | § 164(b)(7) |
| Charitable floor for itemizers | 0.5% of adjusted gross income | § 170(b)(1)(I) |
| Cash gifts deductible up to | 60% of adjusted gross income | § 170(b)(1)(G) |
| Non-itemizer charitable deduction | $1,000 single · $2,000 joint | § 170(p) |
| Top-bracket limitation | Deductions worth at most 35 cents on the dollar | § 68 |
The deductions a bunching decision turns on, 2026 (§§ 63, 164, 170, 68; Rev. Proc. 2025-32).
Educational only, not investment, tax, or legal advice. Results are hypothetical estimates that vary with each use and over time and are not guaranteed accurate or complete. Using this tool creates no client relationship with Considerate Capital, and the site that linked here is not affiliated with it. By using it you agree to the tool terms.