PSC Z1JA: Maintenance of Museums and Exhibition Buildings
Z1JA is the product and service code (PSC) federal agencies use for “Maintenance of Museums and Exhibition Buildings”, in the “Maint, Alter, Repair Buildings” 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 Z1JA contracts with 2+ days to respond
- 33330226RF0010010 Indefinite Delivery Indefinite Quantity (IDIQ) for Construction Services in Washington DC Metropolitan Area
✦ The Smithsonian Institution plans to award one or more small business indefinite delivery/indefinite quantity (IDIQ) construction contracts for projects of $1 million to $8…
Due in 2 daysNov 9, 2026, 3:00 PM EST
Where Z1JA sits in the PSC Manual
- Category: Service
- Group Z: Maint, Repair, Alter Real Property
- Group Z1: Maint, Alter, Repair Buildings
- Code Z1JA: Maintenance of Museums and Exhibition Buildings
NAICS codes used with PSC Z1JA
The NAICS code on a contract sets the size standard for who counts as small. These are the codes agencies pair with Z1JA most often on the notices open now:
| NAICS | Industry | Open with PSC Z1JA |
|---|---|---|
| 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 Z1JA 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
- Z111 Maint – Rep – Alt/Office BLDGS
- Z112 Maint – Rep – Alt/Conf Space & Fac
- Z119 Maint – Rep – Alt/Other Admin BLDGS
- Z121 Maint – Rep – Alt/Air Traffic Towers
- Z122 Maint – Rep – Alt/Air Traffic TNG Fac
- Z123 Maint – Rep – Alt/Radar & Nav Fac
- Z124 Maint – Rep – Alt/Airport Runways
- Z125 Maint – Rep – Alt/Airport Terminals
- Z126 Maint – Rep – Alt/Missile Systems Fac
- Z127 Maint – Rep – Alt/Elct & Comm Sys Fac
Frequently asked questions
What is PSC Z1JA?
Z1JA is the service code in the federal Product and Service Code (PSC) Manual named “Maintenance of Museums and Exhibition Buildings”, under Z (Maint, Repair, Alter Real Property) and Z1 (Maint, Alter, Repair Buildings). 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 Z1JA?
Most open notices under PSC Z1JA 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 Z1JA?
Contract opportunities are posted on SAM.gov with their PSC and NAICS codes. 1 open notice uses PSC Z1JA 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.