NAICS 562991: Septic Tank and Related Services
Septic Tank and Related Services is NAICS code 562991. A business is small under it with $9 million or less in average annual receipts. 9 federal contracts are open on SAM.gov under this code right now.
- SBA size standard
- $9 million or less in average annual receipts
- Open contracts now
- 9
- Federal spending, FY2026
- $82.1 million
- Share won by small businesses
- 84%
- Small businesses registered
- 1,541
Open federal contracts for septic tank and related services
- Sources Sought Portable Restroom Rentals
Due in 3 daysOct 7, 2026
- Portable Toilet Services, Cape Cod Canal, Buzzards Bay, MA
Due in 3 daysOct 7, 2026
- Tinian North Field Portable Toilets
Due in 9 daysOct 14, 2026
- Fort Sill Chemical Latrines BPA
Due in 10 daysOct 14, 2026
- BPA-Portable Restroom Rentals
Due in 769 daysNov 12, 2028
- Blanket Purchase Agreement Porta John Services
Due in 1623 daysMar 15, 2031
What NAICS 562991 covers
The Census Bureau's NAICS index lists these kinds of work under 562991:
- Cesspool cleaning services
- Portable toilet pumping (i.e., cleaning) services
- Portable toilet renting and/or servicing
- Pumping (i.e., cleaning) cesspools and septic tanks
- Septic tank cleaning services
- Septic tank pumping (i.e., cleaning) services
- Tank cleaning services, septic
- Toilet renting and/or servicing, portable
Read the full definition, including what's excluded, on census.gov.
SBA size standard for 562991
To count as a small business for a contract assigned NAICS 562991, your business must have $9 million or less in average annual receipts. Receipts are averaged over your last five completed fiscal years.
From SBA's table of size standards, effective Mar 17, 2023. Confirm it with SBA's size standards tool before you certify your size.
Who buys septic tank and related services
Agencies that awarded the most under NAICS 562991 over the last three fiscal years, per USAspending.gov:
| Agency | Obligated |
|---|---|
| Department of the Army | $112.4 million |
| Forest Service | $83.2 million |
| Department of the Air Force | $34.6 million |
| Department of the Navy | $22.9 million |
| National Park Service | $15.3 million |
| Bureau of Land Management | $5.4 million |
| Department of Veterans Affairs | $2.6 million |
| U.S. Customs and Border Protection | $2.4 million |
Open notices right now come from Dept of Defense (6), Department of Agriculture (2) and Department of Veterans Affairs (1).
Set-asides on open 562991 contracts
- Total small business set-aside: 5
- No set-aside (full and open): 3
- HUBZone set-aside: 1
Not sure which set-asides you qualify for? Try the free SBA certification screener, or read set-aside contracts, explained.
Your competition
1,541 businesses with active SAM.gov registrations are rated small under NAICS 562991, most of them in Texas (178), California (162), Florida (125), Georgia (75) and Virginia (59). Look any of them up with the free CAGE code and UEI lookup.
Federal spending under 562991 by year
| Fiscal year | Contract obligations |
|---|---|
| FY2024 | $100.5 million |
| FY2025 | $108.2 million |
| FY2026 | $82.1 million |
| FY2027 (so far) | $147,770 |
Source: USAspending.gov, all contract awards with this NAICS code. Fiscal years start October 1.
Related NAICS codes
- 562910 Remediation Services
- 562920 Materials Recovery Facilities
- 562998 All Other Miscellaneous Waste Management Services
Frequently asked questions
What is NAICS code 562991?
562991 is the 2022 NAICS code for Septic Tank and Related Services. The Census Bureau's index lists work such as cesspool cleaning services, portable toilet pumping (i.e., cleaning) services, portable toilet renting and/or servicing under it. Federal contracting uses the 2022 codes.
What is the SBA size standard for NAICS 562991?
$9 million or less in average annual receipts. A business at or under that is small for contracts assigned this code. The current SBA table took effect Mar 17, 2023.
Are there government contracts for septic tank and related services?
Yes. 9 federal contract opportunities under NAICS 562991 are open on SAM.gov right now. Agencies obligated about $82.1 million under this code in fiscal year 2026, according to USAspending.gov.
How do I add NAICS code 562991 to my SAM.gov registration?
Update your entity registration on SAM.gov and add the code on the Goods and Services page, in the Assertions section. You can list several NAICS codes and mark one as your primary. Changes are free.
Keep going
- Search other NAICS codes by keyword or company
- How to choose NAICS codes for government contracts
- NAICS codes with the most open federal contracts
FedReady is an independent company, not affiliated with SBA, SAM.gov, the Census Bureau or any government agency. Open-contract counts come from SAM.gov and update daily; spending figures come from USAspending.gov.