488330

Navigational Services to Shipping

Transportation and Warehousing › Support Activities for Transportation › Support Activities for Water Transportation

SBA Size Standard

$47M average annual receipts

Revenue-Based Verify at SBA.gov →

NAICS Code Hierarchy

48

Sector

Transportation and Warehousing

488

Subsector

Support Activities for Transportation

4883

Industry Group

Support Activities for Water Transportation

488330

National Industry (This Code)

Navigational Services to Shipping

Official NAICS Description

Source: U.S. Census Bureau 2022 NAICS

📘 Source: U.S. Census Bureau — 2022 NAICS Manual
This industry comprises establishments primarily engaged in providing navigational services to shipping. Marine salvage establishments are included in this industry. Illustrative Examples: Docking and undocking marine vessel services Piloting services, water transportation Marine vessel traffic reporting services Tugboat services, harbor operation

✓ Small Business Eligibility at a Glance

Based on SBA Table of Small Business Size Standards (2024)

Size Standard

$47M average annual receipts

Measurement Period

3-year average

Standard Type

Revenue-Based

Applies To

All contracts under NAICS 488330

Set-Aside Programs

8(a), WOSB, HUBZone, SDVOSB

Certification Required

No (self-certify in SAM.gov)

Size standards are set by the SBA and reviewed periodically. Always verify at SBA.gov before bidding.

Cross-References

The following activities are classified elsewhere in the NAICS system:

Providing barge transportation and towing services on inland waters--are classified in U.S. Industry 483211, Inland Water Freight Transportation; and
Providing coastal and/or Great Lakes barge transportation services--are classified in U.S. Industry 483113, Coastal and Great Lakes Freight Transportation.

How to Use NAICS 488330 in SAM.gov

NAICS code 488330Navigational Services to Shipping — is used in SAM.gov to identify businesses whose primary activity falls within this classification. When you add this code to your SAM.gov entity registration, contracting officers searching for vendors in the Support Activities for Water Transportation space will be able to find your business.

If this code represents your primary business activity, designate it as your primary NAICS code. Your primary NAICS code determines your size standard for any contract solicited under this code. With a size standard of $47M average annual receipts, your business must be at or below this threshold to qualify as a small business for set-aside contracts under NAICS 488330.

Log in Entity Registration Goods & Services Add NAICS Code Enter 488330 Save

Frequently Asked Questions

What is NAICS code 488330?

NAICS code 488330 is 'Navigational Services to Shipping', classified under the Transportation and Warehousing sector (NAICS 48). This industry comprises establishments primarily engaged in providing navigational services to shipping. Marine salvage establishments are included in this industry. Illustrative Examples: Docking

What is the SBA small business size standard for NAICS code 488330?

The SBA defines a small business under NAICS code 488330 (Navigational Services to Shipping) as one with $47M average annual receipts. This size standard determines eligibility for small business set-aside contracts, 8(a), HUBZone, WOSB, and SDVOSB programs in SAM.gov.

How do I register NAICS code 488330 in SAM.gov?

To register NAICS code 488330 in SAM.gov: (1) Log in at sam.gov, (2) Navigate to your Entity Registration, (3) Go to the Assertions section, (4) Add 488330 (Navigational Services to Shipping) to your NAICS code list. You may designate one code as your Primary NAICS code.

Quick Actions

Related NAICS Codes

Other codes in Support Activities for Water Transportation

Related PSC Codes

PSC codes commonly used with this NAICS sector

Source: GSA PSC Manual April 2025

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