PSC C1BZ: Architect and Engineering – Construction: Other Airfield Structures
C1BZ is the product and service code (PSC) federal agencies use for “Architect and Engineering – Construction: Other Airfield Structures”, in the “Arch – Eng SVCS – Construction” group. Here are the contracts open under it now, the NAICS codes it pairs with, and who buys and wins this work.
- Open contracts now
- 1
Open count as of Nov 7, 2026, 5:35 AM ET. The search counts live, so its total can differ by a notice or two.
Open PSC C1BZ contracts with 2+ days to respond
- PN 110205 - SOS Hangar Renovation - Progressive-Design-Build OT
Due in 4 daysNov 11, 2026, 2:00 PM EST
Where C1BZ sits in the PSC Manual
- Category: Service
- Group C: Architect/Engineer Services
- Group C1: Arch – Eng SVCS – Construction
- Code C1BZ: Architect and Engineering – Construction: Other Airfield Structures
NAICS codes used with PSC C1BZ
The NAICS code on a contract sets the size standard for who counts as small. These are the codes agencies pair with C1BZ most often on the notices open now:
| NAICS | Industry | Open with PSC C1BZ |
|---|---|---|
| 236220 | Commercial and Institutional Building Construction | 1 |
Open contracts under each code, with any PSC: NAICS 236220
Spending figures from USAspending.gov (who buys this, who wins it and spending by year) are taking longer than usual to load. They will appear here in a moment, or when you reload the page in a few minutes.
Research PSC C1BZ work
By the NAICS codes this work goes with, the one with the most spending first: who won recently, contracts ending soon, agencies' planned buys and the large primes that subcontract it, nationwide. Each code shows only the pages that exist for it:
- 236220 Commercial and Institutional Building Construction: who won recently · contracts ending in the next 12 months · planned buys · large primes that subcontract
Related PSC codes
- C111 BLDGS & Fac / Admin & SVC BLDGS
- C112 BLDGS & Fac / Airfield, Com & MSL F
- C113 Educational Buildings
- C114 Hospital Buildings
- C115 Industrial Buildings
- C116 Residential Buildings
- C117 Warehouse Buildings
- C118 Research and Development Facilities
- C119 Other Buildings
- C121 Conservation and Development
Frequently asked questions
What is PSC C1BZ?
C1BZ is the service code in the federal Product and Service Code (PSC) Manual named “Architect and Engineering – Construction: Other Airfield Structures”, under C (Architect/Engineer Services) and C1 (Arch – Eng SVCS – Construction). Agencies put a PSC on every contract to record what they bought.
What is the difference between a PSC and a NAICS code?
A PSC describes what the government is buying. A NAICS code describes the industry of the business doing the work, and it sets the SBA size standard for small business set-asides. Every contract notice has both.
Which NAICS code goes with PSC C1BZ?
Most open notices under PSC C1BZ use NAICS 236220 (Commercial and Institutional Building Construction). The contracting officer picks the NAICS code for each solicitation, so check the notice.
How do I find contracts that use PSC C1BZ?
Contract opportunities are posted on SAM.gov with their PSC and NAICS codes. 1 open notice uses PSC C1BZ right now. FedReady can match new ones to your business and email you, free.
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Sources: SAM.gov Contract Opportunities, USAspending.gov and the PSC Manual. How we count.