Data update history
June 18, 2023
Posted financials
Added Form 990 for fiscal year 2022
June 12, 2023
Used new vendors
Identified 1 new vendor, including
July 31, 2022
Updated personnel
Identified 1 new personnel
July 8, 2022
Posted financials
Added Form 990 for fiscal year 2021
August 23, 2021
Posted financials
Added Form 990 for fiscal year 2020
Nonprofit Types
Social advocacy organizationsEnvironmental organizationsCharities
Issues
EducationArts, cultural, and humanitiesEnvironmentHistory
Characteristics
MembershipsTax deductible donations
General information
- Address
- PO Box 167
- Medora, ND 58645
- County
- Billings County, ND
- Website URL
- trnha.org/Â
- Phone
- (701) 623-4884
IRS details
- EIN
- 45-6011102
- Fiscal year end
- September
- Taxreturn type
- Form 990
- Year formed
- 1962
- Eligible to receive tax-deductible contributions (Pub 78)
- Yes
Categorization
- NTEE code, primary
- C60: Environmental Education
- NAICS code, primary
- 813312: Environment, Conservation, and Wildlife Organizations
- Parent/child status
- Independent
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