Use any spending above the cap to deliver permanent tax cuts until the income tax reaches zero.

Nancy Mace · South Carolina · Republican

policy impact 0.84 specificity 0.88 extraction confidence 91%

Commitment kind: unknown. Promised action: not established. Promised outcome: not established. Deadline: unknown; not assumed expired.

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Occurrences

Evidence

legacy_unverified · Source version not recorded · locator unknown

The enrolled South Carolina income-tax bill was signed into law on March 30, 2026. It reduces the top marginal rate to 5.21 percent, creates a 1.99 percent bracket, and says that once the initial reductions are complete, the rate continues to be reduced until the income tax rate equals zero percent if revenue-growth conditions are met.

Unverified model/legacy excerpt; not proof. AI summary (separate from source): South Carolina enacted a law that partially implements the zero-income-tax pathway, but it does not yet eliminate the income tax outright.

partial same_term A for effort

H. 4216 (Act No. 110) - Income tax
secondary · model gpt-5.4-mini · confidence 92%

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legacy_unverified · Source version not recorded · locator unknown

Mace's campaign page continues to describe a plan to phase out South Carolina's income tax by freezing spending at a cap and returning any revenue above that threshold to taxpayers as permanent tax cuts until the income tax reaches zero.

Unverified model/legacy excerpt; not proof. AI summary (separate from source): The promise remains actively promoted on Mace's campaign site, indicating it is not yet fully resolved by her federal office service.

unresolved unknown A for effort

Nancy Mace Plan to Eliminate State Income Tax
secondary · model gpt-5.4-mini · confidence 81%

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Assessments

Public state: unverified As of unknown · legacy_unverified · . Original AI recommendation (not independently established): partial. same_term

South Carolina enacted a 2026 income-tax law that lowers rates and creates a conditional path for further reductions toward zero, so the policy outcome was partially achieved but the income tax has not been eliminated and the spending-cap mechanism in the promise is not fully delivered. Because Nancy Mace is a federal representative and the cited state enactment appears to have been completed by South Carolina state officials rather than through her federal office authority or clear material sponsorship, this warrants partial credit rather than full delivery.

provider codex_cli · model gpt-5.5 · confidence 82%