PSC B546: SPECIAL STUDIES/ANALYSIS- SECURITY (PHYSICAL/PERSONAL) — Federal Procurement Code

B5 - SPECIAL STUDIES - NOT R and D L1: Professional Services

Description

Security Studies (Physical and Personal)

Suggested adjacent classifications

PSC codes describe what the government buys. These related classifications help connect procurement codes to industries, commodities, and trade workflows.

Related NAICS industries

5616

Investigation and Security Services

561612

Security Guards and Patrol Services

56162

Security Systems Services

561621

Security Systems Services (except Locksmiths)

Related UNSPSC categories

Official data

Feature	Description
Official name	Product Service Codes (PSC)
Maintained by	U.S. federal acquisition community / GSA PSC Manual
Purpose	Classifies what the government buys: products and services
Primary use	Federal procurement reporting, contract categorization, spend analysis
Code type	Mixed/unspecified

When do you need PSC B546?

1 Use PSC B546 when identifying the product or service category on a U.S. federal contract.

2 Use it when filtering opportunities or spending data in SAM.gov, FPDS, or USASpending.

3 Use it when comparing a procurement category against related NAICS industries or UNSPSC commodities.

4 Use it when a contracting workflow needs the purchased item classification rather than the supplier industry code.