Written by attorneys · grounded in primary & secondary sources — see below
An amount subtracted from gross income or the value of a taxable estate to arrive at the base subject to tax.
Sources & Authorities
How it applies
Common Examples
6
Lifetime Gift Reduces Devise
Tanya Tang received a large cash transfer from her father during his lifetime. After his death the personal representative applied the transfer against the amount Tanya was to receive under the will. The court treated the transfer as satisfying the devise in full because the required contemporaneous writing existed.
Basis Calculation Includes Debt
Tracy Torres inherited property subject to a mortgage. When she later sold the property the IRS allowed her to include the full amount of the mortgage in her basis. The resulting tax deduction for depreciation and loss was calculated on that adjusted basis.
Select any source to read its text and confirm it supports the definition.
Cases
Statutes
Uniform Acts
Restatements
Dictionaries
Crane v. Commissioner331 U.S. 1, 67 S.Ct. 1047, 91 L.Ed. 1301 (1947)
School Loses Tax Exemption
Tyler Taylor's university denied admission to students in interracial marriages. The IRS revoked the school's tax-exempt status. Without the exemption the university could no longer claim tax deductions for contributions or related expenses.
Bob Jones University v. United States461 U.S. 574, 600, 103 S.Ct. 2017, 76 L.Ed.2d 157 (1988)
Lobbying Group Loses Deductibility
Trevor Tate's organization engaged in substantial lobbying. Congress denied tax-deductible status for contributions to the group. Donors could no longer treat their gifts as tax deductions on their returns.
Regan v. Taxation With Representation of Washington461 U.S. 540, 545 (1983)
Evidence From Wiretap Challenged
Theo Thomas claimed a tax deduction for business expenses on his return. The figures were prepared using data from an illegal wiretap. The court considered whether the deduction calculations derived from the wiretap could be admitted.
Olmstead v. United States277 U.S. 438, 478 (1928)
Expert Testimony On Valuation
Thomas Thompson offered expert testimony on the proper valuation of business assets for a tax deduction. The trial court applied the general acceptance test to the expert's method. The deduction was disallowed when the method failed that test.
Frye v. United States293 F. 1013, 1014 (D.C.Cir.1923)
Common questions
Frequently Asked
4
What must be shown for a lifetime gift to reduce a devise under the Uniform Probate Code?+
The will must provide for deduction of the gift, the testator must declare in a contemporaneous writing that the gift satisfies the devise, or the devisee must acknowledge the same in writing.
How does basis affect allowable tax deductions on later disposition of property?+
Basis includes the amount of any mortgage to which the property is subject, and that basis determines the amount of depreciation or loss that may be deducted.
When may the IRS deny tax-exempt status that would otherwise permit deductions for contributions?+
An organization loses exempt status when it engages in practices contrary to public policy, such as racial discrimination, thereby eliminating the deductibility of contributions.
May Congress condition the deductibility of contributions on the recipient's activities?+
Yes. Congress may deny tax-deductible status to organizations that engage in substantial lobbying while still permitting deductions for other qualifying groups.
521 U.S. 702 (1997)Constitutional Law
…of our values as a people. It is a comparison of the relative strengths of opposing claims that informs the judicial task, not a deduction from some first premise. Thus informed, judicial review still has no warrant to substitute one reasonable resolution of the contending positions for another, but authority to supplant the…