# NAICS 488210: Support Activities for Rail Transportation

The SBA size standard for NAICS 488210 is $34,000,000 in average annual receipts (13 CFR 121.201).

| Field | Value |
| --- | --- |
| Code | 488210 |
| Title | Support Activities for Rail Transportation |
| Level | 6 |
| Parent | 48821 |
| Size standard | $34,000,000 in average annual receipts |
| Footnote | - |

## Description

This industry comprises establishments primarily engaged in providing specialized services for railroad transportation, including servicing, routine repairing (except factory conversion, overhaul, or rebuilding of rolling stock), and maintaining rail cars; loading and unloading rail cars; and operating independent terminals.

## Sources

- Census NAICS: https://www.census.gov/naics/
- SBA size standards: https://www.sba.gov/document/support-table-size-standards

## API and MCP

- REST: GET https://samgovapi.io/api/v1/naics/488210/size-standard?revenue_usd=...
- MCP tools: naics_lookup, size_standard_check

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