How community property works inside a trust

For California families, placing assets into a living trust is a key part of an effective estate plan. When community property is involved—especially for married couples—the way it’s structured inside a trust matters. It can carry significant legal and tax implications.

In California, most assets acquired during marriage are presumed to be community property. This means both spouses own them equally, regardless of whose name is on the title. When these assets are transferred into a revocable living trust, they generally maintain that community property character if the trust is drafted correctly.

A trust essentially becomes the legal container for the property. Both spouses can serve as co-trustees and continue managing their assets just as they did before funding the trust. During their lifetimes, the trust remains revocable, meaning they can amend or revoke it at any time.

One of the most powerful benefits of holding community property inside a trust is the step-up basis advantage. When one spouse passes away, the cost basis of the community asset is typically adjusted to its fair market value on the date of death. This reset can dramatically reduce potential taxes if the surviving spouse later sells the property.

For example, imagine a married couple who purchased a home decades ago for $200,000 that is now worth $900,000. If one spouse dies, the home’s tax basis may reset to the current market value. If the surviving spouse sells soon after, much of the appreciation from the marriage may avoid capital gains tax.

For Californians, properly structuring community property in a trust is a valuable estate planning move.

Tax advantages

One of the biggest reasons married couples place community property into a trust is the potential tax savings. California’s community property system allows something known as a double step-up in basis.

In community property states, when the first spouse dies, both halves of the asset receive a full step-up in basis. This applies to the entire property, not just the deceased spouse’s share. The tax basis resets to the current market value.

That adjustment can significantly reduce or eliminate capital gains if the surviving spouse sells the asset soon after the first death. For highly appreciated assets such as real estate or investment portfolios, the savings can be substantial.

The second step in the double step-up occurs when the surviving spouse eventually passes away. At that time, the asset may receive another adjustment in basis to its fair market value for the next generation inheriting the property.

However, these benefits depend heavily on property characterization. If assets are accidentally titled as joint tenancy instead of community property, only the deceased spouse’s half receives a step-up. That difference can lead to much higher capital gains taxes for heirs.

Because of this, proper planning and documentation are critical.

Structuring it correctly

Although community property offers strong tax advantages, those benefits are not automatic. The trust must be structured correctly to preserve them.

First, the trust language should clearly state that the assets transferred into the trust are community property. This ensures the property maintains its legal classification even after it is placed inside the trust.

Second, title alignment is essential. Assets such as real estate, brokerage accounts, and bank accounts should be titled consistently with the trust’s intent. If the trust says the asset is community property, but the title shows joint tenancy, conflicts can arise that may undermine the tax advantages.

Third, estate planning should include CPA coordination. Because community property and step-up rules impact income taxes and capital gains, coordination is essential. Work with both an estate planning attorney and a tax professional to avoid costly pitfalls.

Finally, working with experienced professionals offering living trust services can help protect the plan so it functions as intended. Proper drafting, titling, and funding of a trust help married couples protect assets and simplify administration. They also maximize the tax benefits of community property laws.

When done correctly, a community property trust can bring clarity, tax efficiency, and peace of mind for California residents.