Summary

Portrait of John Marshall Harlan II John Marshall Harlan II Cammarano v. United States — Opinion of the Court

Petitioners are not being denied a tax deduction because they engage in constitutionally protected activities, but are simply being required to pay for those activities entirely out of their own pockets, as everyone else engaging in similar activities is required to do under the provisions of the Internal Revenue Code. Nondiscriminatory denial of deduction from gross income to sums expended to promote or defeat legislation is plainly not "aimed at the suppression of dangerous ideas."
Source: Wikisource

Portrait of John Marshall Harlan II John Marshall Harlan II Cammarano v. United States — Opinion of the Court

Congress, however, has taken no such action here. It has not undertaken to penalize taxpayers for certain types of advocacy; it has merely allowed some, not all, expenses as deductions. Deductions are a matter of grace, not of right. Commissioner of Internal Revenue v. Sullivan, 356 U.S. 27, 78 S.Ct. 512, 2 L.Ed.2d 559. To hold that this item of expense must be allowed as a deduction would be to give impetus to the view favored in some quarters that First Amendment rights must be protected by tax exemptions.
Source: Wikisource

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