NAICS code 485111: Mixed Mode Transit Systems

NAICS 485111 is “Mixed Mode Transit Systems”. This U.S. industry comprises establishments primarily engaged in operating local and suburban ground passenger transit systems using more than one mode of transport over regular routes and on regular schedules within a metropolitan area and its adjacent nonurban areas.

Examples from the U.S. Census Bureau: Commuter transit systems, mixed mode (e.g., bus, commuter rail, subway combination); Local transit systems, mixed mode (e.g., bus, commuter rail, subway combinations); Mixed mode transit systems (e.g., bus, commuter rail, subway combinations); Suburban transit systems, mixed mode (e.g., bus, commuter rail, subway combinations); Transit systems, mixed mode (e.g., bus, commuter rail, subway combinations); and Urban transit systems, mixed mode (e.g., bus, commuter rail, subway combinations).

Businesses mainly operating local and suburban passenger transit systems using only one mode of transportation are classified according to the mode of transport; and providing support services to transit and ground passenger transportation are classified in Industry Group 4884, Support Activities for Road Transportation.

$29 million average annual receipts (average of the last five fiscal years), including affiliates. Source: 13 CFR 121.201, effective March 17, 2023.

SIC 4111 (Local and Suburban Transit, part), from the U.S. Census Bureau concordances (1987 SIC → 2002 NAICS, carried to 2022 NAICS).

485110 (Urban transit systems) on Schedule C, line B, from the IRS list of principal business codes. The IRS code covers NAICS 485111–485119.

Federal agencies put a NAICS code on each solicitation in SAM.gov, and some states and cities use NAICS codes too. Add 485111 to your SAM.gov registration and to your bid alerts; PublicBeam emails new bids for the codes you choose every morning.