WV: Update income tax rates for 2026 (SB 392)#7919

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PavelMakarchuk merged 3 commits intoPolicyEngine:mainfrom

DTrim99:wv-income-tax-2026

Apr 6, 2026

Commits on Apr 2, 2026

Initial commit for WV 2026 income tax rate updates (SB 392)
DTrim99
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Update West Virginia income tax rates for 2026 per SB 392

DTrim99
and
claude
committed

Commits on Apr 6, 2026

Fix test name typos, tighten error margins, add surviving spouse test, improve references

PavelMakarchuk
and
claude
committed