481111 — Scheduled Passenger Air Transportation
Description
This U.S. industry comprises establishments primarily engaged in providing air transportation of passengers or passengers and freight over regular routes and on regular schedules. Establishments in this industry operate flights even if partially loaded. Scheduled air passenger carriers including commuter and helicopter carriers (except scenic and sightseeing) are included in this industry (as defined in the official U.S. Census Bureau 2022 NAICS Manual).
Overview Facts
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 4512 - Air Transportation, Scheduled (via SIC1987:4512→NAICS1997:481111→2002:481111→2007:481111→2012:481111→2017:481111→2022:481111)
Suggested Product Service Codes (Advisory)
The following Product Service Codes (PSCs) are advisory suggestions aligned with this NAICS code. Note: NAICS and PSC codes map to different dimensions of procurement (industry vs. product/service). There is no official binding 1:1 crosswalk.
- PSC L099 — Technical Representation Services: Miscellaneous
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Frequently Asked Questions (FAQ)
Is NAICS code 481111 valid in 2022? ▾
Yes, 481111 is a valid 6-digit 2022 NAICS national industry code representing 'Scheduled Passenger Air Transportation' under Sector 48-49 in the official classification index.
What is the SBA size standard for NAICS code 481111? ▾
The Small Business Administration (SBA) has established a small business size standard of 1,500 employees for NAICS code 481111 (Scheduled Passenger Air Transportation), calculated based on employees.
What is the legacy SIC equivalent for NAICS 481111? ▾
According to official Census Bureau concordance tables, NAICS code 481111 (Scheduled Passenger Air Transportation) maps to legacy 1987 Standard Industrial Classification (SIC) codes: 4512 - Air Transportation, Scheduled.
Related Pages & Tools
Further regulatory reference links for NAICS code 481111:
- Sector 48-49 Directory Hub — List of related industries in the Transportation and Warehousing sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- NAICS 481111 to SIC Crosswalk — Bidirectional mapping to legacy SIC codes (Scheduled Passenger Air Transportation).
- IRS PBA Code for Aviation — Principal Business Activity tax reporting details.
- IRS PBA Code for Pilot — Principal Business Activity tax reporting details.
- SBA Size Standards Guide — Complete rules and averaging periods for small business classifications.
- Calculating Annual Receipts Guide — Detailed worked example of revenue calculation rules.
- IRS Principal Business Activity Guide — How NAICS codes map to corporate and entity tax filings.