501c3.HELP nonprofit compliance MCP Server
help.501c3/compliancev0.1.1
Nonprofit compliance rules for all 50 US states, each with its official citation and status
context tax
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security
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cold start
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Active8d ago
Install 501c3.HELP nonprofit compliance MCP server
Install in Claude Code
claude mcp add --transport http help-501c3-compliance https://mcp.501c3.help/Install in Cursor
{
"mcpServers": {
"help-501c3-compliance": {
"url": "https://mcp.501c3.help/"
}
}
}Install in Claude Desktop
{
"mcpServers": {
"help-501c3-compliance": {
"command": "npx",
"args": [
"-y",
"mcp-remote",
"https://mcp.501c3.help/"
]
}
}
}Or add it as a custom connector under Settings → Connectors. The config above bridges via mcp-remote.
Install in VS Code
{
"servers": {
"help-501c3-compliance": {
"type": "http",
"url": "https://mcp.501c3.help/"
}
}
}Install in Windsurf
{
"mcpServers": {
"help-501c3-compliance": {
"serverUrl": "https://mcp.501c3.help/"
}
}
}Remote endpoints
- streamable-http
https://mcp.501c3.help/
Freshness
Active — last maintenance signal 8d ago. The newest of the signals below sets the band.
Last commit (default branch)
no data · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
2026-10-01 · 8d ago · official registry · v0.1.1
FAQ
›How do I install the 501c3.HELP nonprofit compliance MCP server in Claude Code?
Run: claude mcp add --transport http help-501c3-compliance https://mcp.501c3.help/. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does 501c3.HELP nonprofit compliance require an API key?
No required environment variables are declared in its published metadata.
›Can I use 501c3.HELP nonprofit compliance as a remote (hosted) MCP server?
Yes. It is a hosted MCP server; connect to its URL with any client that supports remote MCP.
›Is 501c3.HELP nonprofit compliance in the official MCP registry?
Yes, as help.501c3/compliance.