io.github.Nero-Engine/us-sales-tax-nexus

up checked 2026-11-11T10:37:27.277Z

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Publisher-provided title

US Sales Tax Economic Nexus Check

Publisher-provided description

Which US states must a remote seller register in for sales tax? Every state's nexus rule. Sourced.

Summary by lookupd

Checks which US states a remote seller must register in for sales tax, and lists each state's economic nexus thresholds and upcoming…

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http us-sales-tax-nexus https://us-sales-tax-nexus.nerolabs.workers.dev/mcp

Codex, remote (streamable-http)

codex mcp add us-sales-tax-nexus --url https://us-sales-tax-nexus.nerolabs.workers.dev/mcp

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

{
  "mcpServers": {
    "us-sales-tax-nexus": {
      "url": "https://us-sales-tax-nexus.nerolabs.workers.dev/mcp"
    }
  }
}

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

Tools (4 tools)

Publisher-provided text

• list_capabilities Lists coverage (45 sales tax states plus DC, and the 5 states with no statewide sales tax), the date the data was last checked, and related Nero Labs Rules serv
• check_economic_nexus Checks which US states a remote seller (no office, staff or stock in the state) must register in to collect sales tax, from its sales into each state. Give sale
• list_nexus_thresholds Lists the economic nexus threshold of every US sales tax state (or one state) on a date: dollar and transaction thresholds, and/or logic, measurement period, wh
• list_upcoming_nexus_changes Lists economic nexus threshold changes in a date window (for example states dropping the 200 transaction test), soonest first, with the old and new rule and sou

Details

• Version: 1.0.0
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 281 ms
• First indexed: 2026-11-01T09:12:48.746Z
• Last seen in registry: 2026-11-01T09:12:48.746Z
• Website: https://us-sales-tax-nexus.nerolabs.workers.dev/

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• Last crawl: 2026-11-11T19:17:20.153Z
• API base: https://api.lookupd.com
• MCP URL: https://api.lookupd.com/mcp