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Israel Tannenbaum

CPA Partner, Lead, Tax Exempt Services

Get to Know Me

Israel has more than 17 years of experience providing value-add compliance and tax consulting services to not-for-profit clients of all sizes, including Public Charities, Private Foundations, Membership Associations, Arts and Cultural Organizations, and all other subsectors of the Not-for-Profit industry.

He is an expert in Unrelated Business Income Tax (UBIT) and foreign filing requirements for tax-exempt entities. He has experience in providing Employee Benefits Tax compliance and consulting services to a diverse group of clients including Fortune 100 companies and some of the largest pension trusts in the world and assisting clients with the implementation of the requirements of various new legislation and regulations at both the Federal and State levels.

Israel is a frequent author for wealthmanagement.com, New York State Society of CPAs TaxStringer, Bloomberg BNA, AICPA Journal of Accountancy, AICPA Insights and plansponsor.com. He also has presented at numerous regional and national conferences including New York Council of Nonprofits (NYCON), AICPA National Not-For-Profit Industry Conference, New York State Society of CPA’s annual exempt organizations conference, and the New York Nonprofit Media Nonprofit OpCon.

Industry Expertise

Service Expertise

Learn More About My Story

Learn more about my professional experience and how I spend my time outside the firm.

Education:

  • BBA, Accounting from Baruch College

Professional Affiliations:

  • Member, American Institute of Certified Public Accountants (AICPA)
  • Member, New York State Society of Certified Public Accountants (NYSSCPA)

Authored Insights

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Generosity and kindness through donations to support charitable causes and volunteer work. Concept Charitable Donations, Volunteer Work, Generosity, Kindness, Giving Back
Charitable Giving and Education Savings in 2026

Charitable Contributions For 2026, donors who itemize may claim a tax deduction for contributions of cash of up to 60% of AGI and for contributions of noncash assets held more than one year, up to 30% of AGI. The OBBBA made the 60% ceiling for cash gifts to public charities permanent. Donation amounts in excess…

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Filing cabinet with grants and funding documents organized for financial management.
Preparing for What’s Next: Treasury and IRS Guidance Priorities for Not-For-Profit Organizations

The U.S. Department of the Treasury (Treasury) and the Internal Revenue Service (IRS) released their 2026-2027 Priority Guidance Plan on September 29, 2026. The plan’s 121 projects include reporting and private foundation grantmaking. The plan now follows the federal fiscal year, covering October 1, 2026, through September 30, 2027. Inclusion on the Priority Guidance Plan…

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When nonprofit boards review executive compensation, having the right data, independent oversight and thorough documentation can make all the difference.
Presumed Reasonable: How Nonprofits Earn the Benefit of the Doubt on Executive Pay

When was the last time your organization analyzed whether its executive compensation was reasonable? If the honest answer is “a few years ago” or “I am not sure,” your organization may not be alone. And while it may seem counterintuitive, the IRS is not especially interested in whether you pay your executive director too much,…