Hazmat Cfr Mcp
by andretakicommunityv0.3.0
1
An MCP stdio server and CLI for looking up and validating hazardous materials entries from the full 49 CFR 172.101 Hazardous Materials Table. It returns structured shipping details such as proper shipping name, hazard class, packing group, labels, packaging references, special provisions, stowage, placards, and CFR citations.
From the registry: Complete 49 CFR 172.101 hazmat table lookup with special-provision decoding, cited to eCFR.
Install & configure
Prerequisites
- required
Install in your client
Paste into the AI you're chatting with — it will figure out the rest
Please install the `hazmat-cfr-mcp` MCP server into my current AI client (that's you).
Required prerequisites (do these first if not already done):
- **Node.js and npm** — Install Node.js and npm so you can run the server via npx. (https://nodejs.org/}],)
Canonical MCP server config (stdio transport):
- command: `npx`
- args: ["hazmat-cfr-mcp"]
Note: README provides an MCP stdio configuration using npx. No API keys or environment variables are required.
Add this MCP server to my current client's config in the correct format for you. If you need secrets or credentials I haven't provided, ASK me — do not invent values or leave raw placeholders. After adding it, tell me how to verify the server is connected.Note: README provides an MCP stdio configuration using npx. No API keys or environment variables are required.
Tools (11)
lookup_hazmat_entry
Look up a material by UN/NA number or proper shipping name and return matching entries with decoded symbols and special provisions.
get_shipping_requirements
Return the full set of shipping requirements for a material, including identity, labels, packaging, special provisions, vessel stowage, placard, and citations.
classify_shipping_description
Parse free-text shipping descriptions into structured fields and validate them.
validate_basic_hazmat_description
Validate structured hazardous materials description fields against the full 172.101 table.
get_label_requirements
Return hazard label codes and any caveats.
get_placard
Return the 49 CFR 172.504 placard name and quantity threshold for a hazard class.
check_basic_segregation
Check conservative pairwise segregation findings under a subset of 49 CFR 177.848 rules.
check_limited_quantity_eligibility
Screen for limited quantity eligibility for Class 3 and Class 8 materials.
decode_special_provision
Expand Column 7 special provision codes into 49 CFR 172.102 text.
decode_packaging_reference
Resolve a Column 8A/8B/8C packaging reference to its part-173 section.
explain_cfr_source
Explain which public CFR source backs a field or rule.
Packages
hazmat-cfr-mcp
npmv0.3.0transport: stdio
Details
- Language
- TypeScript
- License
- MIT
- Released
- Jun 23, 2026
- Last commit
- Jun 23, 2026
- Registry name
- io.github.andretaki/hazmat-cfr-mcp