Skip to content
Agentmart
Submit a tool

Taxcode

MCP server for US Federal, territorial, and state tax law and compliance.

Connector by christianclaudio · GitHub account verified by the MCP Registry

IndexedApache-2.0Local (stdio)
Write a review

Install

Works with Claude Code, Codex, VS Code, Cursor, Windsurf, Claude Desktop. Read the repository before you give any tool access to your data.

npx agentmarket install connector/christianclaudio-taxcode

Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.

Get the weekly diff

The weekly diff: one email a week with new agent tools, notable updates and grade changes, plus security alerts for tools you follow. Double opt-in, one-click unsubscribe.

We use your email only for this newsletter. Privacy

About

MCP server for US Federal, territorial, and state tax law and compliance.

Reviews

Write a review

No reviews yet. Installed it? Reviews come from verified installers only. How reviews work

Permissions

What this server can do and what it asks for, from its tool list, install config and code. Checked Oct 26, 2026.

Tools
8 read · 0 write · 0 deleteRead-only
Secrets
1 (API keys, tokens or passwords)
Install scripts
None found
Runs as
Python package

Tools by what they do 8

Read from the source code; the running server may list different tools.

Read 8 · Look things up without changing anything.

  • calculate_built_in_gain_sourcing
  • evaluate_georgia_residency
  • evaluate_pr_bona_fide_residency
  • evaluate_state_residency
  • get_health_status
  • list_publications
  • lookup_statute
  • search_tax_code

Secrets and settings it asks for

Secrets: values you paste in that let it act as you.

  • TAXCODE_API_KEY

Other settings (environment variables or headers).

  • TAXCODE_BASE_URL
  • TAXCODE_MCP_PROFILE
  • TAXCODE_MCP_READONLY

Network hosts it talks to 60

  • advance.lexis.com · found in code
  • akleg.gov · found in code
  • alison.legislature.state.al.us · found in code
  • app.leg.wa.gov · found in code
  • apps.legislature.ky.gov · found in code
  • arkleg.state.ar.us · found in code
  • azdor.gov · found in code
  • azleg.gov · found in code
  • billstatus.ls.state.ms.us · found in code
  • bvirtualogp.pr.gov · found in code
  • capitol.hawaii.gov · found in code
  • capitol.tn.gov · found in code
  • cga.ct.gov · found in code
  • code.dccouncil.gov · found in code
  • codes.ohio.gov · found in code
  • dam.assets.ohio.gov · found in code
  • dam.ldr.la.gov · found in code
  • delcode.delaware.gov · found in code
  • dfa.arkansas.gov · found in code
  • docs.legis.wisconsin.gov · found in code
  • docs.pr.gov · found in code
  • dor.georgia.gov · found in code
  • dor.mo.gov · found in code
  • dor.ms.gov · found in code
  • dor.sc.gov · found in code
  • dor.wa.gov · found in code
  • ecfr.gov · found in code
  • files.hawaii.gov · found in code
  • files.tax.utah.gov · found in code
  • flsenate.gov · found in code
Show 30 more hosts
  • ftb.ca.gov · found in code
  • gencourt.state.nh.us · found in code
  • github.com · found in code
  • gofastmcp.com · found in code
  • gov.georgia.gov · found in code
  • hacienda.pr.gov · found in code
  • iga.in.gov · found in code
  • ilga.gov · found in code
  • irs.gov · found in code
  • law.lis.virginia.gov · found in code
  • le.utah.gov · found in code
  • leg.colorado.gov · found in code
  • legis.la.gov · found in code
  • legis.state.pa.us · found in code
  • legislature.idaho.gov · found in code
  • lis.njleg.state.nj.us · found in code
  • malegislature.gov · found in code
  • mass.gov · found in code
  • mgaleg.maryland.gov · found in code
  • ncleg.gov · found in code
  • nebraskalegislature.gov · found in code
  • revenue.ky.gov · found in code
  • revenue.nebraska.gov · found in code
  • statutes.capitol.texas.gov · found in code
  • tax.colorado.gov · found in code
  • tax.idaho.gov · found in code
  • tax.ny.gov · found in code
  • tax.ri.gov · found in code
  • tax.virginia.gov · found in code
  • uscode.house.gov · found in code

Tools (8)

Read from the source code; the running server may differ. Descriptions are the server’s own words; hidden characters are shown as [U+…].

  • calculate_built_in_gain_sourcing

    Calculate US vs PR capital gain sourcing under Treas. Reg. § 1.937-2(f) (10-year rule).

  • evaluate_georgia_residency

    Evaluate Georgia statutory residency criteria under O.C.G.A. § 48-7-1(10) and Ga. Comp. R. & Regs. r. 560-7-3-.01, and compute state income tax.

  • evaluate_pr_bona_fide_residency

    Evaluate statutory criteria for PR bona fide residency under IRC § 937 and 26 CFR § 1.937-1. Its reporting_requirements say when IRS Form 8898 must be filed: in the tax year you became or stopped being a bona fide PR resident, if your worldwide gross income is more than $75,000 (IRS Instructions for Form 8898).

  • evaluate_state_residency

    Evaluate individual statutory residency, domicile nexus, and state tax liability across all 50 US states and District of Columbia.

  • get_health_status

    Check the operational health of the taxcode server and DuckDB storage.

  • list_publications

    Description is built at runtime.

  • lookup_statute

    Description is built at runtime.

  • search_tax_code

    Description is built at runtime.

Signals

Stars
0
Forks
0
Open issues
1
Weekly downloads
826
Last commit
Oct 24, 2026 (5 days ago)
Last release
Oct 23, 2026 (6 days ago)
Last package publish
Oct 23, 2026 (6 days ago)

From GitHub (fetched Oct 24, 2026) and the package registry.

Details

Registry name
io.github.christianclaudio/taxcode
Version
1.1.0
Auth
API key
Packages
pypi mcp-server-taxcodeoci ghcr.io/christianclaudio/mcp-server-taxcode:1.1.0
License
Apache-2.0
Repository
github.com/christianclaudio/mcp-server-taxcode
First seen
Oct 24, 2026
Last checked
Oct 25, 2026
Source
Official MCP Registrygithub-graphql

More from christianclaudio

Cite this page

Taxcode MCP server. Agent Mart. https://agentmart.dev/connectors/christianclaudio-taxcode (last updated 2026-10-25)