IRS 990 Organizations Matched to OpenCorporates IDs for 2022-2023

2022-2023 data containing all IRS 990 organizations by Employer Identification Number (EIN) and their matched OpenCorporates unique identifiers. The dataset was created by GivingTuesday and allows linking nonprofit tax data with state-level corporate records. All 990-CN, EZ, and PF organization filings for the period were tested for matches.

Use Cases

• Link nonprofit financial data from IRS 990 forms to corporate parent entities based on the matched company_number.
• Analyze the presence and characteristics of nonprofit organizations within state business registries using the provided match confidence.
• Create a unified view of organizational entities across tax and corporate domains for network or impact studies.

Strengths

• Covers all IRS 990-CN, EZ, and PF organization filings for the 2022-2023 period.
• Includes a match confidence indicator, with a value of 0 indicating a tested EIN that did not match any OpenCorporates entity.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count and dataset size are unknown, which may limit suitability assessment.
• Freshness should be verified as the last metadata update was 2025-11-20 22:48:49.

Provenance

Source

OpenCorporates Limited (external data credits), IRS 990 filings

Collection Method

Matching of IRS 990 organization EINs to OpenCorporates unique identifiers (company_number).

Time Range

2022-2023

Freshness

Last updated 2025-11-20 22:48:49