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The following Product Service Codes (PSCs) are commonly associated with NAICS 561440, Collection Agencies

PSC R418 Support—Professional: Legal

Services
Federal Category 2.2: Professional Services — Legal services

PSC S222 Housekeeping—Waste Treatment/Storage

Services
Federal Category 4.4: Facilities & Construction — Facility Related Services

PSC DH01 IT and Telecom—Platform Support Services: Database, Mainframe, Middleware (Labor)

Services
Federal Category 1.8: Information Technology and Telecommunications — Platform

PSC 7J20 IT and Telecom—Security and Compliance Products (Hardware and Perpetual License Software)

Products
Federal Category 1.9: Information Technology and Telecommunications — Security and Compliance

Description
Hardware and perpetual software licenses for IT Security products providing Continuous Diagnostics and Mitigation (CDM) for real-time operational security such as vulnerability scanning, cyber security, managing firewalls, intrusion prevention systems, and security information and event management (SIEM). Also covers IT Disaster Recovery tools to enable backup and recovery; dedicated failover facilities, generators, UPS systems.

Includes
Software that is licensed for use indefinitely. This can also be referred to as perpetual, indefinite, permanent, continuous, or ever lasting.

Excludes
DR designated equipment is included directly in its own sub-tower (e.g., extra servers for DR are included in Compute tower, etc.). The implementation actions defined by security policies (e.g. mitigating security breaches by applying patches) are not included in the Security sub-tower and are part of the respective towers where the actions take place (e.g. Compute, Storage, Network).

Possible NAICS Codes
541519 – Other Computer Related Services
513210 – Software Publishers
334111 – Electronic Computer Manufacturing
334290 – Other Communications Equipment Manufacturing
334220 – Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing
561621 – Security Systems Services (except Locksmiths)
541511 – Custom Computer Programming Services
541512 – Computer Systems Design Services
334511 – Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing

PSC 7B22 IT and Telecom—Compute: Servers (Hardware and Perpetual License Software)

Products
Federal Category 1.2: Information Technology and Telecommunications — Compute

Description
Computing hardware and software products for servers and converged appliances, such as physical and virtual server environments, tools, operating systems (Windows, Linux, UNIX) and virtualization software.

Includes
Software that is licensed for use indefinitely. This can also be referred to as perpetual, indefinite, permanent, continuous, or ever lasting.

Excludes
Excludes products for High Performance Computing.

Possible NAICS Codes
334111 – Electronic Computer Manufacturing
541519 – Other Computer Related Services
513210 – Software Publishers
334118 – Computer Terminal and Other Computer Peripheral Equipment Manufacturing
423430 – Computer and Computer Peripheral Equipment and Software Merchant Wholesalers
541512 – Computer Systems Design Services
334210 – Telephone Apparatus Manufacturing
811210 – Electronic and Precision Equipment Repair and Maintenance
334112 – Computer Storage Device Manufacturing