www.capdale.com/update-on-nonprofit-donor-disclosure-requirements-irs-tries-again www.insidepoliticallaw.com/2019/09/06/irs-issues-notice-of-proposed-rulemaking-on-donor-disclosure-rules-in-response-to-court-ruling/#page=1
www.venable.com/insights/publications/2019/09/irs-issues-proposed-regulations-on-nonprofit-donor
www.shipmangoodwin.com/the-donor-disclosure-saga-continues-irs-re-addresses-donor-disclosure-requirements-after-court-loss
www.federalregister.gov/documents/2019/09/10/2019-19501/guidance-under-section-6033-regarding-the-reporting-requirements-of-exempt-organizations
See also:
www.venable.com/insights/publications/2021/10/irs-issues-more-definitive-standards-for-section