# Sioux Nation Leathernecks Mc

Youth development nonprofit in Harrisburg, South Dakota 57032. EIN 46-2070912. Data as of November 8, 2026.

Page: https://backpr.com/find/nonprofit/462070912-sioux-nation-leathernecks-mc

## IRS facts

- Type: Youth development (IRS activity code O12)
- Tax status: 501(c)(3), contributions deductible, recognized 2016
- Source: IRS Business Master File, posted October 13, 2026: https://www.irs.gov/charities-non-profits/exempt-organizations-business-master-file-extract-eo-bmf

## Local context

- Lincoln County, South Dakota: about 18,905 children under 18 (U.S. Census Bureau, July 1, 2024): https://www2.census.gov/programs-surveys/popest/datasets/2020-2024/counties/asrh/cc-est2024-agesex-all.csv
- 45 youth and community nonprofits in this directory in the county: 2.4 per 1,000 children.
- South Dakota rules: https://backpr.com/resources/states/south-dakota

## Questions

**What is Sioux Nation Leathernecks Mc's EIN?**

Sioux Nation Leathernecks Mc's EIN (Employer Identification Number) is 46-2070912. It is the nine-digit number the IRS uses to identify the organization. Source: IRS Exempt Organizations Business Master File posted October 13, 2026.

**Is Sioux Nation Leathernecks Mc a nonprofit?**

Yes. The IRS lists Sioux Nation Leathernecks Mc in Harrisburg, South Dakota as tax-exempt under section 501(c)(3), recognized since 2016. This is from the IRS Business Master File posted October 13, 2026. Status can change, so check its current status on the IRS Tax Exempt Organization Search before you donate.

**Are donations to Sioux Nation Leathernecks Mc tax-deductible?**

Yes, the IRS lists gifts to Sioux Nation Leathernecks Mc as tax-deductible (IRS Business Master File posted October 13, 2026). How much you can deduct depends on your own taxes, and this is not tax advice. Check its current status on the IRS Tax Exempt Organization Search before you donate.

**What does Sioux Nation Leathernecks Mc do?**

The IRS classifies Sioux Nation Leathernecks Mc as: Youth development. It has not filed a Form 990 or 990-EZ with a mission statement that we have loaded.

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Data as of November 8, 2026. Sources: IRS Business Master File, IRS Form 990 series e-file data, U.S. Census Bureau. No officer or staff names are published.