tax.990/nonprofit-lookup

up checked 2026-11-12T07:39:39.104Z

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Publisher-provided title

990.tax nonprofit lookup

Publisher-provided description

IRS records on US nonprofits: exempt status, revocations, Form 990 financials, due dates, stats.

Summary by lookupd

Look up US nonprofit IRS records, exempt status, Form 990 filing rules, due dates, and aggregate statistics for organizations.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http nonprofit-lookup https://990.tax/mcp

Codex, remote (streamable-http)

codex mcp add nonprofit-lookup --url https://990.tax/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "nonprofit-lookup": {
      "url": "https://990.tax/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Publisher-provided text

search_nonprofits Find US tax-exempt organizations by name or EIN in IRS records. Returns up to 10 matches with EIN, city, state, exempt status (active, revoked, reinstated, term
get_nonprofit_profile One organization's IRS record: exempt status, 501(c) subsection, NTEE category, ruling year, deductibility (Publication 78), fiscal year end, which return it fi
check_exempt_status Whether the IRS automatically revoked an organization's tax exemption (revocation, posting and reinstatement dates), and which of its last three ended accountin
which_990_form Which annual return applies under the IRS thresholds: 990-N (gross receipts normally $50,000 or less), 990-EZ (under $200,000 and assets under $500,000), 990, 9
get_filing_due_date Due date of a Form 990-N, 990-EZ, 990 or 990-PF for a fiscal year end and tax year, moved off weekends and legal holidays, the Form 8868 extended due date (none
get_nonprofit_stats Counts and totals for US tax-exempt organizations from IRS public data: national, one state, or one NTEE major category (A-Z). Active organizations, 990-N filer
get_top_nonprofits Ranked lists from e-filed Form 990 returns, national (25) or per state (10): highest-paid executives, largest by revenue, most money raised, richest by net asse
explain_irs_reject_code Plain-English meaning of an IRS Modernized e-File business rule reject code for Forms 990-N, 990-EZ, 990 and 8868 (e.g. R0000-922-01), the IRS rule text, and ho

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