INDIVIDUAL MCP TOOL

check_treaty_withholding

Use to explain general US withholding rules, documentation, and supported US-Turkey treaty rates for a payment category.

arcandledger.comnone authenticationAvailability not checked

LIVE ENDPOINT

https://mcp.arcandledger.com/directory/mcp

No auth detected

Connect to this endpoint to inspect the live schema for check_treaty_withholding and invoke it with your own arguments.

{}

Potential side effects detected · medium confidence · heuristic, not a guarantee.

CONNECT WITH APPROVAL

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.arc-ledger-mcp]
url = "https://mcp.arcandledger.com/directory/mcp"
enabled = true

Claude Code

.mcp.json

{
  "mcpServers": {
    "arc-ledger-mcp": {
      "type": "http",
      "url": "https://mcp.arcandledger.com/directory/mcp"
    }
  }
}

Claude Desktop

Settings → Connectors → Add custom connector

Name: arc-ledger-mcp
Remote MCP URL: https://mcp.arcandledger.com/directory/mcp

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "arc-ledger-mcp": {
      "url": "https://mcp.arcandledger.com/directory/mcp"
    }
  }
}

Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code

{
  "servers": {
    "arc-ledger-mcp": {
      "type": "http",
      "url": "https://mcp.arcandledger.com/directory/mcp"
    }
  }
}

Generic MCP

Client-specific MCP configuration

{
  "name": "arc-ledger-mcp",
  "transport": "streamable-http",
  "url": "https://mcp.arcandledger.com/directory/mcp"
}

MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

decode_irs_notice — Use when a user provides the code from an IRS notice or letter and wants a general explanation, the usual response window, or the next procedural step.
check_resolution_options — Use to screen general IRS payment and collection alternatives from a rough balance, filing-compliance status, ability-to-pay category, and coarse tax-account type when known.
estimate_irs_penalty — Use to estimate selected federal failure-to-file, failure-to-pay, and underpayment amounts from nonidentifying figures.
explain_tax_document — Use when a user names a US tax form or information document and wants to understand its purpose, common fields, or usual return treatment.
deadline_calendar — Use to return common federal filing and payment dates for a selected filer or entity type.
check_fbar_fatca — Use to screen general FBAR and Form 8938 thresholds from aggregate balance, filing status, residence, and account-count facts.
check_itin_eligibility — Use to screen general ITIN reason categories, whether a return is commonly attached, and supporting-document requirements.
check_5472_obligation — Use to screen common Form 5472 triggers for a foreign-owned US disregarded entity or corporation.