Tax Law MCP Server
MCP server & REST API for Japanese tax law — e-Gov API, NTA 通達, KFS 裁決事例
context tax
pending
security
97/100
cold start
pending
freshness
Active16d ago
Our reading of Tax Law, from the data
Tax Law is an MCP server from kentaroajisaka.
We haven't measured its tool list yet, so its token cost is unknown.
Maintenance is active: the last public signal was 16 days ago (2026-10-03).
It runs locally on your machine over stdio.
Install Tax Law MCP server
Install in Claude Code
claude mcp add tax-law -- npx -y tax-law-mcpInstall in Cursor
{
"mcpServers": {
"tax-law": {
"command": "npx",
"args": [
"-y",
"tax-law-mcp"
]
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"tax-law": {
"command": "npx",
"args": [
"-y",
"tax-law-mcp"
]
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"tax-law": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"tax-law-mcp"
]
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"tax-law": {
"command": "npx",
"args": [
"-y",
"tax-law-mcp"
]
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Security signals
97/100 — no known issues found as of 2026-10-19, from the checks below. This is not a guarantee of safety; review what a server can do before connecting it.
Deductions
- No security policy (SECURITY.md)-3
Checks
- ✓Repository hygiene (archived, activity, license, security policy)
- ○Package metadata (install scripts, provenance) — pending
- ○Tool descriptions (prompt-injection and hidden-text heuristics) — pending
- ○Source scan (secrets, CVEs, risky code) by vectra-guard — pending
Scan it yourself before installing with vectra-guard, the open-source agent security CLI. Scoring rules
Freshness
Active — last maintenance signal 16d ago. The newest of the signals below sets the band.
Last commit (default branch)
2026-10-03 · 16d ago · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
no data · official registry
FAQ
›How do I install the Tax Law MCP server in Claude Code?
Run: claude mcp add tax-law -- npx -y tax-law-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does Tax Law require an API key?
No required environment variables are declared in its published metadata.
›Can I use Tax Law as a remote (hosted) MCP server?
No hosted endpoint is published; it runs locally over stdio.
›Is Tax Law in the official MCP registry?
No. It was indexed from npm.
Sources and method
- GitHub repository
- fetched 2026-10-19
- Package registry (npm / PyPI)
- listed
- Security signals, computed by us
- 2026-10-19
- Last checked against all sources
- 2026-10-19
The description, packages and links come from the maintainer's own published metadata. Token cost, security signals, freshness and the reading above are MCPSkillHub's own measurements; see the methodology. Spot an error? Request a correction or claim the listing.