Knowledgebase

Sub-Categories
Classification Tools NCCS has a variety of tools available to help with classification:

Items
How can I find my organization's NTEE Code?
Logic for Grouping NTEE into ntmaj10, ntmaj12, ntmaj5, and MAJGRPB
Overview of NCCS NTEE and NPC Classification Work (2008)
Idealogy and Classification
Bonding social capital organizations
Excluding Edited Records from Queries in EON
How and by whom are NTEEs assigned?
How do new NTEE categories get added? (FAQ)
NTEE / NAICS / SIC Crosswalk
NTEE Codes: Comparison of NCCS and IRS Assignments
NTEEs for Volunteering, Civic Engagement, Service Learning and Community Service
What are IRS Activity Codes?
Classifying with NTEE: Sources of Information (Helpful Hint)
How accurate are NTEE codes? (FAQ)
NTEE Classification Challanges: The case of the Common Fund (Technical Note)
NTEE Classification Challenges: The Case of Service Clubs (Technical Note)
NTEE Classification Challenges: Voluntary Health Organizations & Medical Research (Technical Note)
NTEE Subject, Beneficiary, or Population Clusters
Other 501(c) NTEE Reference Guide (Helpful Hint)
The Art and Science of Classifying Organizations with the NTEE (Technical Note)
The UN Nonprofit Handbook Project (Johns Hopkins)
Verification of international affiliation (Technical Note)