Using Indexed Universal Life (IUL) for Estate Planning and Wealth Transfer in 2025

Written by: Insurance&Estates | Last Updated on: May 7, 2025
Fact Checked by Jason Herring and Barry Brooksby (licensed insurance experts)

Insurance and Estates, a strategic life insurance provider composed of life insurance professionals, is committed to integrity in our editorial standards and transparency in how we receive compensation from our insurance partners.

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Estate planning can shield your loved ones from financial burdens, especially with looming estate tax changes in 2025. With U.S. IUL premiums hitting $3.8 billion in 2024 and a $25 trillion mortality protection gap, indexed universal life (IUL) insurance is a powerful tool for wealth transfer and tax efficiency (LIMRA). This flexible financial vehicle offers tax-free death benefits, robust cash value growth, and strategic advantages for estate taxes, trusts, and legacy planning. But with complex “moving parts,” navigating IUL requires expert guidance.

Why It Matters: The 2025 estate tax exemption sunset could slash limits to $6.8M, impacting 1.3M households. IUL can minimize taxes and preserve wealth.

Table of Contents

What Is IUL and Why Use It?

Indexed universal life (IUL) is a permanent life insurance product offering a tax-free death benefit and a cash value component that grows tax-deferred. Unlike whole life or traditional universal life, IUL works by tying cash value growth to market indexes like the S&P 500, with a 0% floor to protect principal during downturns and caps (e.g., 10–12%) on upside gains. In 2024, the S&P 500 rose 19%, boosting IUL returns (Capital for Life).

IUL’s flexibility—adjustable premiums, no annual contribution limits, and overfunding options—makes it ideal for estate planning. You can pay more than the required premium to turbocharge cash value growth, unlike IRAs with $7,000 annual caps. However, sufficient cash must maintain the death benefit to avoid policy lapse, critical for tax and legacy strategies.

Feature IUL Benefit
Death Benefit Tax-free, bypasses probate
Cash Value Tax-deferred, index-linked growth
Premiums Flexible, no contribution limits

IUL sales soared in 2024, with $3.8 billion in new premiums (up 4%) and a 10% policy count increase, capturing 24% of the U.S. life insurance market (LIMRA). Independent channels drove 60% of sales, up from 50% five years ago. LIMRA projects 2–6% premium growth in 2025, fueled by lower interest rates and innovative product designs.

Market Surge: Q4 2024 IUL premiums hit $1.15B, up 10%, thanks to a 19% S&P 500 rally and enhanced policy features.

Paying Estate Taxes with IUL

Estate taxes, due within nine months of death, can consume 40–45% of assets above the 2025 exemption ($6.8M individual, $13M couple). IUL’s tax-free death benefit provides instant liquidity, avoiding forced sales of illiquid assets like real estate. For example, a $1M policy can cover taxes without selling a family home.

An Irrevocable Life Insurance Trust (ILIT) excludes proceeds from the estate, reducing taxable value. Annual gift tax exclusions ($18,000 in 2025) can fund ILIT premiums, moving assets tax-free. ILITs also provide liquidity for a surviving spouse’s estate or replace assets donated to charity (New York Life).

Wealth Transfer Strategies

While spouses inherit assets tax-free, non-spouse beneficiaries face estate taxes up to 45% in 2026. IUL simplifies wealth transfer by:

  • Beneficiary Designation: Tax-free death benefits bypass probate, saving time and costs.
  • Trust Funding: IUL policies fund trusts for controlled distributions, minimizing gift taxes.
  • Gifting Policies: Transferring IUL policies to heirs leverages both death benefits and cash value.

For international clients, combining IUL with special trusts can shield wealth from inheritance taxes, offering tax-free growth and flexible access.

Legacy Planning with IUL

IUL enhances legacy planning by:

  • Charitable Giving: Naming a charity as beneficiary leverages the death benefit, often exceeding premiums paid. Transferring policy ownership reduces taxable estate.
  • Equalizing Inheritances: IUL balances inheritances (e.g., business to one child, equivalent policy proceeds to another).
  • Charitable Trusts: IUL funds Charitable Remainder or Lead Trusts for tax advantages.
  • ILIT for Asset Replacement: An ILIT replaces assets donated to charity, benefiting family heirs.

In 2024, more ultra-high-net-worth families adopted multigenerational trusts, with IUL as a key funding mechanism to combat generational wealth losses.

Additional IUL Benefits

Beyond estate planning, IUL offers:

  • Tax-Free Loans: Access cash value for retirement or emergencies.
  • Healthcare Funding: Cover long-term care or medical costs.
  • Tax-Advantaged Growth: No annual contribution limits or required minimum distributions.
  • Creditor Protection: Shields assets in some states.

Should You Use IUL for Estate Planning?

With the 2025 estate tax exemption drop to $6.8M, IUL is a strategic shield against taxes that could erode 50% of your estate. Its flexibility and tax advantages make it ideal, but policies vary, and mismanagement risks lapse. Work with a specialist to tailor your IUL strategy. Contact Insurance and Estates at (877) 787-7558 or visit our consultation page for a complimentary strategy session.

Act Now: Annual IUL reviews, using tools like Monte Carlo simulations, optimize performance for wealth transfer.

Frequently Asked Questions

How does IUL help with estate taxes?

IUL’s tax-free death benefit provides liquidity to pay estate taxes, due within nine months, without selling assets.

What’s an ILIT, and why use it with IUL?

An Irrevocable Life Insurance Trust (ILIT) removes IUL proceeds from your taxable estate, reducing estate taxes.

Can IUL fund charitable giving?

Yes, naming a charity as beneficiary or transferring policy ownership leverages the death benefit for legacy goals.

How does the 2025 tax sunset affect IUL?

The exemption drop to $6.8M increases tax exposure for 1.3M households, making IUL’s tax-free benefits critical.

Why work with a specialist for IUL?

IUL’s complexity requires expert guidance to avoid lapse and maximize tax and wealth transfer benefits.


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