US Sales Tax Economic Nexus Check

Connect Remote server

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

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

{
  "servers": {
    "us-sales-tax-nexus": {
      "type": "http",
      "url": "https://us-sales-tax-nexus.nerolabs.workers.dev/mcp"
    }
  }
}

Settings > Connectors > Add custom connector
URL: https://us-sales-tax-nexus.nerolabs.workers.dev/mcp

Tools 4 found in our last check

• 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 servers. Free.

• 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 sales_by_state with the dollar sales and number of transactions (orders) per state, the period those figures cover, and whe…

• 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, what counts, marketplace rules, when to register and the official source. Also lists the states with no statewide sales t…

• 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 source. Use a past from_date to see recent changes. Free.

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