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_credit` with `{"credit":"45V","facts":{"tax_year":2026,"kg_hydrogen":"1000","lifecycle_kg_co2e_per_kg_h2":"0.44","greet_version":"45VH2-GREET-2025","pwa_met":true,"produced_in_us":true,...}}` → returns `credit_amount_usd: "3280.00"` with a repr
taxcredit-engine
| Type | MCP server |
| Section | MCP servers |
| Pricing | free |
| Platform | Command line |
| Systems | cli, api |
| Hosting | cloud |
| Install | mcp |
| Protocols | mcp |
| Site language | en |
| Vendor | hartjustin6 |
| Views | 16 |