TurboTax Deluxe 2026 — guided tax preparation with deduction finder, interview flow and e-file support.
Local MCP client and OpenAPI contract for the terminal.tax federal tax e-file transmission API. Pre-certification build.
MCP server for BoomTax tax filing data. Query filings, forms, and e-file status from Claude, Cursor, Copilot, and other AI assistants. IRIS-ready.
Column Tax is an IRS-authorized, API-first tax filing platform that lets banks, brokerages, neobanks, and SMB/freelancer fintech apps embed a full white-label income-tax preparation and e-file experience directly inside their own product.
REST API for IRS 1099, W-2, and ACA e-filing. IRIS-ready — supports the FIRE-to-IRIS transition with automatic XML conversion.
The US Internal Revenue Service (IRS) provides REST APIs and Application-to-Application (A2A) interfaces for tax information access, identity verification, income verification, information return filing, and taxpayer account data.
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