Joseph C. Mahon is a partner in our Estate Planning & Administration Group, advising high net worth clients, executives and business owners on family wealth planning, administration and succession. Mr. Mahon regularly assists clients in structuring, documenting and implementing plans and transactions to maximize and protect wealth.
For more than 25 years, Mr. Mahon has advised clients on a range of issues, including: Estate Planning, Estate, Gift and Income Tax Planning, Generation Skipping Transfer Tax Planning, State Death Taxes, Family Office Services, Family Governance, Liquidity Events, Business Succession, Insurance, Lifetime Gifts, including Valuation Discounts, Grantor Trusts, Dynasty Trusts, Family Limited Partnerships, Intra-Family Loans, Grantor Retained Annuity Trusts, Private Annuities, Qualified Personal Residence Trusts, Crummey Trusts, Trust Terminations, Trustee Succession, Trust Protectors, Pre-Nuptial Agreements, Powers of Attorney, and Health Care Proxies. Mr. Mahon also regularly advises clients on trust and estate litigation and dispute resolution, including contested guardianships, and on tax and other issues unique to Non-U.S. persons and assets.
Mr. Mahon is a frequent writer on Trusts and Estates matters. His articles have appeared in Trusts & Estates magazine, Estate Planning magazine, New Jersey Lawyer, Unique Homes, and other publications. His leading 2011 article on the impact of income taxes on estate planning pursuant to recent tax changes -- "The 'TEA' Factor: How Much Appreciation Must Occur for a Gift to Provide Estate Tax Savings Greater Than Income Tax Costs?"— was published by Trusts & Estates magazine in August 2011. Mr. Mahon has lectured frequently on estate planning for leading organizations including New York City Bar Association, New York State Bar, New Jersey Institute for Continuing Legal Education, New Jersey Society of Certified Public Accountants, and Princeton Bar Association.
Mr. Mahon served as a member of the New York City Bar's Committee on Trusts & Estates (1987-1989), and the New York State Bar Association’s Committee on Legislation -- Trusts & Estates Section (1990-1996). He has also served on several charitable boards and is currently a member of the Board of Trustees of the Hudson Valley Shakespeare Festival, in Cold Spring, New York.
He is admitted to practice in New Jersey, New York, Pennsylvania and Texas.
awards & recognition
New York-area "Super Lawyer
Best Lawyers, 2018
University of Pennsylvania (BA, 1977)
Rutgers University School of Law (JD, 1980)
New York University School of Law (LL.M, Taxation, 1982)
Upcoming Speaking Engagements
Past Speaking Engagements
Joesph C. Mahon at the New York City Bar Association
Joseph C. Mahon speaks on Estate Planning Administration at the New York City Bar Association.
April 18 2018
Bridge the Gap | Fordham Law School
Joseph C. Mahon speaks on Estate Planning Administration at Fordham Law School.
January 28 2018
New Jersey Basic Estate Administration
April 26 2017
Joseph C. Mahon at the 33rd National IRS Estate Planning Panel
Joseph C. Mahon speaks at the 33rd National IRS Estate Planning Panel in New York.
November 12 2016
Joesph C. Mahon at NYCBA
Joseph C. Mahon speaks on Estate Planning Administration at NYCBA.
May 25 2016
Joseph C. Mahon at Fordham Law School
Joseph C. Mahon speaks on Estate Planning Administration at Fordham Law School from 4:15 PM - 5:30 PM.
May 14 2016
95 Theses for Managing Your Wealth
February 6 2015
NJ Estate Administration
Joseph C. Mahon speaks on "NJ Estate Administration" for the New York City Bar's Bridging the Gap program.
February 8 2013
Crossing State Borders
Joseph Mahon speaks on "Crossing State Borders in Trust & Estate Law: What the New York Practitioner Needs to Know About Florida, New Jersey, Delaware & Connecticut" at the New York City Bar.
November 16 2011
New York State Bar Association - Estate Planning
Joseph Mahon presents on estate planning for the NYSBA at New York's Hotel Pennsylvania.
October 24 2011
Investing and Estate Planning: New Laws and Strategies
March 10 2011
City Bar Center for CLE
Joe Mahon presents a CLE at the 16-hour New Jersey Bridge the Gap program.
January 31 2011
news & press
Is Now the Time to Revisit Your Estate Plan?
On December 22, 2017, the Tax Cuts and Jobs Act (the "Act") was signed into law. The Act temporarily doubles the estate, gift and generation-skipping transfer ("GST") tax exemption amount.
The Best Lawyers in America 2018
Best Lawyers "Best Law Firms" ranked Frankfurt Kurnit nationally in "Tier 1" in Advertising, Copyright, Entertainment - Motion Pictures and Television, and Trademark Law, "Tier 2" in Litigation - Intellectual Property, Media Law, and Trusts & Estates Law, and "Tier 3" in Commercial Litigation and Regulatory
New Jersey Repeals Estate Tax
New Jersey Proposes Estate Tax Repeal
In a joint appearance on September 30, 2016, Governor Chris Christie and legislative leaders announced a bipartisan agreement to repeal the New Jersey Estate Tax.
IRS Clarifies DSUE QTIP Election and Relief for Unnecessary Elections
Thirty-eight Frankfurt Kurnit Attorneys Named “Super Lawyers” for 2016
Super Lawyers listed thirty-eight Frankfurt Kurnit attorneys in its 2016 edition.
IRS Proposes Rules to Deny Estate and Gift Tax Discounts for Family Businesses
There's important news for family business owners and their heirs.
The Best Lawyers in America 2017
In its 2017 edition, Best Lawyers "Best Law Firms" ranked Frankfurt Kurnit nationally in "Tier 1" in Advertising, Copyright, Entertainment - Motion Pictures and Television, and Trademark Law, "Tier 2" in Litigation - Intellectual Property, Media Law, and Trusts & Estates Law, and "Tier 3" in Commercial Litigation and Regulatory Enforcement Litigation.
Recent Estate Tax Changes Create Planning Opportunities
On April 1, 2016, the New York State ("NYS") estate tax exclusion amount increased to $4,187,500, further narrowing the gap between the NYS estate tax exclusion amount and the Federal estate, gift and generation-skipping transfer ("GST") tax exemption amounts ($5,450,000 as of January 1, 2016).
Thirty-seven Frankfurt Kurnit Attorneys Named “Super Lawyers” for 2015
Super Lawyers listed thirty-six Frankfurt Kurnit attorneys in its 2015 edition.
The Beneficiaries’ Dilemma
Thirty-four Frankfurt Kurnit Attorneys Named “Super Lawyers” for 2014
Super Lawyers listed thirty-three Frankfurt Kurnit attorneys in its 2014 edition.
Planning Trust Administration to Avoid Conflict
95 Theses for Managing Your Wealth
Increased Exemptions Provide Estate Planning Opportunities
The current Federal estate, gift and generation-skipping transfer (GST) tax exemption amounts are projected to increase in 2015.
New Law Significantly Impacts the New York State Estate and Gift Tax Regimes
On March 31, 2014, Governor Cuomo signed legislation to implement the New York State fiscal plan for 2014 - 2015. The legislation makes broad changes to the New York State estate and gift tax laws as well as some more technical changes to certain trust income tax rules.
Twenty-nine Frankfurt Kurnit Attorneys Named “Super Lawyers” for 2013
Increased Exemptions Provide Estate Planning Opportunities
The current Federal estate, gift and generation-skipping transfer tax exemption amounts are projected to increase in 2014. Here are he projected adjustment, compared to 2012 and 2013.
Supreme Court Recasts Estate Planning for Same-Sex Spouses
As you probably know, two recent Supreme Court cases have altered the estate planning landscape. Here's a summary of what happened with the Defense of Marriage Act - and suggestions for how to proceed.
Frankfurt Kurnit Estate Planning Alert
As a result of the American Taxpayer Relief Act of 2012 signed by President Obama on January 2, 2013, the New Year has brought with it several permanent changes to the Federal estate, gift and generation-skipping transfer tax laws that are unexpectedly more favorable than those predicted in the closing months of 2012.
Spousal Access Trust Makes Use of Enlarged Gift Tax Exemption
Estate Planning Magazine published Joseph C. Mahon's "Spousal Access Trust Makes Use of Enlarged Gift Tax Exemption - Properly drafted mutual trusts let couples take advantage of the $5.12 million gift tax exemption before it expires, without relinquishing access to their property".
Trusts and Estates News
Estate Planning Magazine published Joseph Mahon's article on how spousal access trusts can help families take advantage of soon-to-expire estate and gift tax exemptions - without losing control of their property.
The Value of Unsalable Art
Playing Ball With Survivor Benefits
Twenty-two Frankfurt Kurnit Attorneys Named 2012 NY-Area “Super Lawyers”
Super Lawyers listed twenty-two Frankfurt Kurnit attorneys in its 2012 edition.
The “TEA” Factor
Estate and Gift Tax Alert
The Tax Relief Act of 2010 was overwhelmingly passed by Congress and signed into law by President Obama on December 17, 2010. The new law provides numerous tax benefits for businesses and individuals for the next two years.
2010 Year End Estate Planning
The end of 2010 brings more than the usual range of estate planning opportunities.As year-end approaches, so does the expiration of the Bush era tax cuts. The lame duck Congress' willingness to enact tax legislation before 2011 looks increasingly unlikely.