Environment (C1) Nonprofits

NTEE code C1 classifies nonprofits in the environment category. The National Taxonomy of Exempt Entities (NTEE) is a classification system used by the IRS and researchers to categorize tax-exempt organizations by their primary purpose and activities. This falls under the broader Environment sector.

There are 1 environment (c1) nonprofits tracked on NonprofitSpending, with a combined revenue of $1.1M and total assets of $0. Organizations are spread across 1+ states, with Colorado having the most (1).

Colorado Parks & Recreation Association is the largest environment (c1) nonprofit by revenue, with $1.1M in annual revenue. It is based in Colorado.

The average revenue among 1 tracked environment (c1) nonprofits is $1.1M. Revenue data comes from IRS 990 electronic filings.

All nonprofit data is sourced from IRS 990 electronic filings via the ProPublica Nonprofit Explorer API. Organizations are required to file annual returns (Form 990) with the IRS, which are public records. NonprofitSpending enriches this data with AI-generated transparency analysis.

NTEE (National Taxonomy of Exempt Entities) codes are assigned by the IRS based on an organization's primary tax-exempt purpose. The system uses letter codes for broad categories (A = Arts, B = Education, etc.) and numeric subcodes for specific activities. Organizations may request reclassification if their primary purpose changes.