561440 — Collection Agencies
Description
This industry comprises establishments primarily engaged in collecting payments for claims and remitting payments collected to their clients (as defined in the official U.S. Census Bureau 2022 NAICS Manual).
Illustrative Examples
- Account or delinquent account collection services
- Tax collection services on a contract or fee basis
- Bill or debt collection services
Overview Facts
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 7322 - Adjustment and Collection Services (via SIC1987:7322→NAICS1997:56144→2002:561440→2007:561440→2012:561440→2017:561440→2022:561440)
Suggested Product Service Codes (Advisory)
The following Product Service Codes (PSCs) are advisory suggestions aligned with this NAICS code. Note: NAICS and PSC codes map to different dimensions of procurement (industry vs. product/service). There is no official binding 1:1 crosswalk.
- PSC R705 — Debt Collection Services
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Frequently Asked Questions (FAQ)
Is NAICS code 561440 valid in 2022? ▾
Yes, 561440 is a valid 6-digit 2022 NAICS national industry code representing 'Collection Agencies' under Sector 56 in the official classification index.
What is the SBA size standard for NAICS code 561440? ▾
The Small Business Administration (SBA) has established a small business size standard of $19,500,000 for NAICS code 561440 (Collection Agencies), calculated based on receipts.
What is the legacy SIC equivalent for NAICS 561440? ▾
According to official Census Bureau concordance tables, NAICS code 561440 (Collection Agencies) maps to legacy 1987 Standard Industrial Classification (SIC) codes: 7322 - Adjustment and Collection Services.
Related Pages & Tools
Further regulatory reference links for NAICS code 561440:
- Sector 56 Directory Hub — List of related industries in the Administrative and Support and Waste Management and Remediation Services sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- NAICS 561440 to SIC Crosswalk — Bidirectional mapping to legacy SIC codes (Collection Agencies).
- IRS PBA Code for Debt Collection — Principal Business Activity tax reporting details.
- SBA Size Standards Guide — Complete rules and averaging periods for small business classifications.
- Calculating Annual Receipts Guide — Detailed worked example of revenue calculation rules.
- IRS Principal Business Activity Guide — How NAICS codes map to corporate and entity tax filings.