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taxcredit-engine

Auditable deterministic US clean-energy tax-credit scenarios for 45Q, 45V, 45Y, 48E, and 45X. Versioned IRS rule packs, exact arithmetic, eligibility flags, audit hashes, and notary-ready proof. **Try it (copy-paste):** `calculate_tax_cred

smithery:hartjustin6/taxcredit-engine