Use this when you need to know whether a US motor carrier's biennial MCS-150 upd...

{ "method": "GET", "queryParams": { "usdot": "3327" }, "type": "http" }

{ "example": { "data": { "fields_used": [ "dot_number", "mcs150_date", "add_date", "status_code", "phy_state", "carrier_operation" ], "source": "FMCSA Company Census File, data.transportation.gov (dataset az4n-8mr2)", "url": "https://data.transportation.gov/Trucking-and-Motorcoaches/Company-Census-File/az4n-8mr2" }, "disclaimer": "Information only, not legal advice; it does not replace a qualified attorney. Not affiliated with or endorsed by the FMCSA, the U.S. Department of Transportation or any U.S. government agency. Not a consumer report under the FCRA: do not use it to decide on employment, credit or insurance. The FMCSA SAFER Company Snapshot is the authoritative record.", "note": "Exemption: a carrier registering its vehicles in a PRISM State and filing with that State is exempt (49 CFR 390.19T(i)); the FMCSA file does not show it. overdue=null means the rule or the data does not settle the case. The SAFER Company Snapshot of the FMCSA is the authoritative record.", "results": [ { "as_of": "2026-11-09", "covered_by_390_19T": true, "days_to_next_deadline": 630, "deactivation_exposure": false, "filing_month": 7, "filing_years": "even", "found": true, "last_deadline": "2026-07-31", "last_mcs150_update": "2025-11-07", "next_deadline": "2028-07-31", "operation": "interstate", "overdue": false, "overdue_reason": "updated_within_12_months_before_last_deadline", "parity_assumed": false, "safer_url": "https://safer.fmcsa.dot.gov/query.asp?searchtype=ANY&query_type=queryCarrierSnapshot&query_param=USDOT&query_string=3327", "state": "AR", "time_zone": "America/Chicago", "time_zone_known": true, "usdot_number": "3327", "usdot_status": "active" } ], "rules": [ { "id": "390.19T(a)", "status": "in force (temporary \"T\" section, 82 FR 5316, amended by 88 FR 80184 of 2023-11-17)", "url": "https://www.ecfr.gov/current/title-49/subtitle-B/chapter-III/subchapter-B/part-390/subpart-B/section-390.19T" }, { "id": "390.19T(b)(2)", "status": "in force", "url": "https://www.ecfr.gov/current/title-49/subtitle-B/chapter-III/subchapter-B/part-390/subpart-B/section-390.19T" }, { "id": "390.19T(b)(3)", "status": "in force", "url": "https://www.ecfr.gov/current/title-49/subtitle-B/chapter-III/subchapter-B/part-390/subpart-B/section-390.19T" }, { "id": "390.19T(b)(4)", "status": "in force", "url": "https://www.ecfr.gov/current/title-49/subtitle-B/chapter-III/subchapter-B/part-390/subpart-B/section-390.19T" }, { "id": "390.19T(i)", "status": "in force", "url": "https://www.ecfr.gov/current/title-49/subtitle-B/chapter-III/subchapter-B/part-390/subpart-B/section-390.19T" }, { "id": "390.201", "status": "suspended since 2023-11-17 (88 FR 80184)", "url": "https://www.ecfr.gov/current/title-49/subtitle-B/chapter-III/subchapter-B/part-390/subpart-B/section-390.201" }, { "id": "390.19", "status": "suspended since 2023-11-17 (88 FR 80184)", "url": "https://www.ecfr.gov/current/title-49/subtitle-B/chapter-III/subchapter-B/part-390/subpart-B/section-390.19" }, { "id": "FAQ-fenetre-12-mois", "status": "FMCSA help page dated 2023-05-20, still citing 390.19", "url": "https://www.fmcsa.dot.gov/faq/when-am-i-required-file-biennial-update" } ] }, "type": "json" }