611691 — Exam Preparation and Tutoring
Description
This U.S. industry comprises establishments primarily engaged in offering preparation for standardized examinations and/or academic tutoring services (as defined in the official U.S. Census Bureau 2022 NAICS Manual).
Illustrative Examples
- Academic tutoring services
- Learning centers offering remedial courses
- College board preparation centers
- Professional examination review instruction
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 8299 - Schools and Educational Services NEC (via SIC1987:8299→NAICS1997:611691→2002:611691→2007:611691→2012:611691→2017:611691→2022:611691)
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 M1CZ — OPERATION OF OTHER EDUCATIONAL BUILDINGS
Source: DoD DPCAP PSC Selection Tool (Ingested: 2026-06-29)
Frequently Asked Questions (FAQ)
Is NAICS code 611691 valid in 2022? ▾
Yes, 611691 is a valid 6-digit 2022 NAICS national industry code representing 'Exam Preparation and Tutoring' under Sector 61 in the official classification index.
What is the SBA size standard for NAICS code 611691? ▾
The Small Business Administration (SBA) has established a small business size standard of $12,500,000 for NAICS code 611691 (Exam Preparation and Tutoring), calculated based on receipts.
What is the legacy SIC equivalent for NAICS 611691? ▾
According to official Census Bureau concordance tables, NAICS code 611691 (Exam Preparation and Tutoring) maps to legacy 1987 Standard Industrial Classification (SIC) codes: 8299 - Schools and Educational Services NEC.
Related Pages & Tools
Further regulatory reference links for NAICS code 611691:
- Sector 61 Directory Hub — List of related industries in the Educational Services sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- NAICS 611691 to SIC Crosswalk — Bidirectional mapping to legacy SIC codes (Exam Preparation and Tutoring).
- IRS PBA Code for Tutoring — 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.