PSC AH13: Natural Resources and Environment R&D Services; Water Resources; Experimental Development
AH13 is the product and service code (PSC) federal agencies use for “Natural Resources and Environment R&D Services; Water Resources; Experimental Development”, in the “R&D – Pollution Cont/Abate” 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 Oct 28, 2026, 8:02 PM ET. The search counts live, so its total can differ by a notice or two.
Open PSC AH13 contracts with 2+ days to respond
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Where AH13 sits in the PSC Manual
- Category: Research and Development
- Group AH: Natural Resources and Environment R&D Services
- Group AH1: R&D – Pollution Cont/Abate
- Code AH13: Natural Resources and Environment R&D Services; Water Resources; Experimental Development
NAICS codes used with PSC AH13
The NAICS code on a contract sets the size standard for who counts as small. These are the codes agencies pair with AH13 most often on the notices open now:
| NAICS | Industry | Open with PSC AH13 |
|---|---|---|
| 541715 | Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) | 1 |
Open contracts under each code, with any PSC: NAICS 541715
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Research PSC AH13 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:
- 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology): who won recently · contracts ending in the next 12 months · planned buys · large primes that subcontract
Related PSC codes
- AH11 Natural Resources and Environment R&D Services; Water Resources; Basic Research
- AH12 Natural Resources and Environment R&D Services; Water Resources; Applied Research
- AH14 Natural Resources and Environment R&D Services; Water Resources; R&D Administrative Expenses
- AH15 Natural Resources & Environment R&D SVCS; Water Resources; R&D Facilities & Maj Equip
- AH16 R&D – Environmental Protection: Pollution Control/Abatement (Management/Support)
- AH17 R&D – Environmental Protection: Pollution Control/Abatement (Commercialized)
Frequently asked questions
What is PSC AH13?
AH13 is the research and development code in the federal Product and Service Code (PSC) Manual named “Natural Resources and Environment R&D Services; Water Resources; Experimental Development”, under AH (Natural Resources and Environment R&D Services) and AH1 (R&D – Pollution Cont/Abate). 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 AH13?
Most open notices under PSC AH13 use NAICS 541715 (Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)). The contracting officer picks the NAICS code for each solicitation, so check the notice.
How do I find contracts that use PSC AH13?
Contract opportunities are posted on SAM.gov with their PSC and NAICS codes. 1 open notice uses PSC AH13 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.