Skip to content
USA Classification Hub
PSC Code USA
PSC Code
4110

PSC 4110: REFRIGERATION EQUIPMENT — Federal Procurement Code

41 - REFRIG, AIR CONDIT/CIRCULAT EQPT L1: Facilities & Construction

Description

Refrigeration Equipment

Includes

Grocery Type Display Cases; Ice Cream Cabinets; Drinking Fountains (except portable and stationary types classified in class 4510); Professional and Scientific Refrigerators; Rivet Coolers; Photographic Refrigerators; Mortuary Refrigerators; Household and Commercial Refrigerators; Grocery Type Showcases; and other types of refrigeration equipment of the commissary or food store type.

Excludes

Cafeteria Type Refrigerated Display Cases; Soda Fountains; Milk, Soda, and/or Ice Cream Dispensers; Cold Food Counters; Carbonators; Combination Heated-Refrigerated Food Serving Equipment; Cafeteria Type Showcases; Chilling Equipment used for display and serving of food (see class 7310 for these items). Also excluded from this class are refrigeration components (see class 4130).

Notes

This class includes only complete refrigeration equipment, whether refrigerated from an integral or remote mechanical refrigeration unit or system. Also included in this class are refrigeration plants, and complete "packaged" refrigeration units and systems containing a power driven compressor, condenser, evaporator, and all other necessary components to refrigerate an enclosed space. Nonoperating accessories such as ice trays, shelves, and panels are included in this class. Excluded from this class are operating components, assemblies, parts, attachments, or accessories, for use in or on complete refrigeration equipment, plants, systems, or the "packaged" refrigeration units, and which are to be classified in class 4130, or as otherwise specifically prescribed by the indexes and structure of the FSC.

Suggested adjacent classifications

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

Who is this code for

Occupations and roles commonly associated with this classification

Also relevant for

Source: O*NET / BLS occupation data · O*NET 30.2 / BLS SOC

Frequently asked questions

What is NAICS 4110?
NAICS 4110 is the North American Industry Classification System code for REFRIGERATION EQUIPMENT. It classifies this business activity for statistical, regulatory, and government procurement purposes. Federal agencies use NAICS codes to collect and publish data about the US economy, determine SBA size standards, and set aside contracts for small businesses.
What licenses and permits does a REFRIGERATION EQUIPMENT need?
A REFRIGERATION EQUIPMENT typically needs a local business license, a federal EIN from the IRS, and industry-specific permits depending on the sector. Check with your city or county clerk for a general business license, your state's professional or industry licensing board for any required occupational licenses, and your state's tax authority for a sales tax permit if you sell taxable goods or services.
How do I register a REFRIGERATION EQUIPMENT business in the United States?
To register a REFRIGERATION EQUIPMENT business, first choose your legal structure: sole proprietorship (simplest, uses SSN), LLC (personal liability protection, files with your Secretary of State), or corporation (Form 1120 or 1120-S). Register your business name (DBA) with your county if operating under a trade name. Obtain an EIN from the IRS at irs.gov/ein. Register with your state revenue department for any applicable taxes.
What tax forms does a REFRIGERATION EQUIPMENT file with the IRS?
Tax forms depend on your entity type. A sole proprietor files Schedule C with Form 1040 and Schedule SE for self-employment tax (15.3%). An LLC taxed as a partnership files Form 1065 with Schedule K-1s. A C-Corporation files Form 1120 (21% flat rate). An S-Corporation files Form 1120-S. All businesses paying employees file Form 940 (FUTA) annually and Form 941 quarterly. Estimated tax payments are made via Form 1040-ES four times per year.
Is REFRIGERATION EQUIPMENT the right NAICS code for my business?
Your NAICS code should reflect your primary business activity — the one generating the most revenue or value. If REFRIGERATION EQUIPMENT describes your main line of business, NAICS 4110 is likely correct. If you have multiple distinct activities, you may need separate codes for statistical reporting. For federal contracting, your SAM.gov registration should use the code that best matches the work you perform. Review the official NAICS 4110 description and exclusions to confirm it fits your operations.
What continuing education (CE/CLE/CPE) does a REFRIGERATION EQUIPMENT need?
Most licensed professions require continuing education. Lawyers: typically 12-15 CLE hours annually including ethics/professionalism credits (state bar requirement). CPAs: CPE hours range from 40-80 per 2-year period plus ethics (AICPA/NASBA standards). Real estate agents: 12-45 hours each renewal cycle (state-specific). Insurance producers: 24 CE biennially (3 hours ethics). Architects and engineers: 12-24 hours annually. Managing brokers have additional CE. Courses must be from approved providers. Carryover limits apply — track carefully to avoid late renewal.
Does a REFRIGERATION EQUIPMENT need to register as a foreign entity to work across state lines?
Professional services delivered across state lines create both entity registration and individual licensing questions. If your professional entity (LLC, PC) has a physical presence, employees, or 'doing business' in another state, you typically must register as a foreign entity with that state's Secretary of State. Independent professionals providing occasional multi-state services often are individually licensed in each state but may not formally register their entity. Remote work considerations: post-COVID, many states take the position that providing professional services to residents of their state from outside creates a jurisdictional nexus requiring individual licensure.
Does a REFRIGERATION EQUIPMENT need a professional license or state board registration?
Many professional services — including lawyers, architects, engineers, accountants (CPA), real estate agents, insurance producers, landscape architects, and surveyors — require state licensing with education, exam, experience requirements, and ongoing continuing education. Operating without a required license can result in cease-and-desist orders, fines, and criminal charges. Even unlicensed professions should check for 'right to practice' laws. For example, some states restrict 'interior designer' title to licensed professionals.
Can a REFRIGERATION EQUIPMENT form an LLC, or does it require a Professional entity (PC/PLLC)?
Licensed professionals in most states cannot form a regular LLC and must instead form a Professional Corporation (PC), Professional LLC (PLLC), or Registered Limited Liability Partnership (LLP). This ensures personal liability for professional malpractice remains with the individual professional while protecting against the entity's business debts. All owners/members must hold the relevant professional license. Professional entities must file articles with both the Secretary of State and the licensing board, and entity names must include 'Professional,' 'PC,' or 'PLLC.'

How to use PSC 4110

1
Verify PSC code

Confirm REFRIGERATION EQUIPMENT (4110) matches.

2
Search FPDS/USAspending

Find contracts using this PSC code.

3
Check NAICS mapping

Identify the corresponding NAICS industry for bidding.

4
Register at SAM.gov

Required for all federal contractors.

SAM.gov

Who uses this code?

HR Consultant

Provides outsourced human resources services including handbook development, compliance, and employee relations.

Licenses
  • Business license
  • SHRM/HRCI certification
  • E&O insurance
Tax Forms
  • Schedule C (Form 1040)
  • Schedule SE (Form 1040)
Public Relations Agency Owner

Runs a boutique PR firm securing media coverage, managing crisis communications, and building brand reputation.

Licenses
  • Business license
  • Client representation agreements
Tax Forms
  • Form 1065 or 1120-S
  • Form 940 (FUTA)
  • Form 941
Real Estate Agent

Represents buyers and sellers in residential and commercial real estate transactions as an independent agent.

Licenses
  • State real estate license
  • Brokerage affiliation
  • E&O insurance
Tax Forms
  • Schedule C (Form 1040)
  • Schedule SE (Form 1040)
  • Form 1099-NEC (commissions)
Licensed Architect

Designs residential and commercial buildings, prepares construction documents, and manages permit approvals.

Licenses
  • State architect license (NCARB)
  • Professional liability insurance
  • Business registration
Tax Forms
  • Schedule C or 1120-S (PA/PLLC)
  • Schedule SE

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 4110?

1 Use PSC 4110 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.