Proposition 19 Explained: California Property Tax Transfers and Inherited Homes

Proposition 19 changed two major parts of California property tax law: how certain homeowners can transfer a low assessed value to a replacement home, and how inherited property is treated for property tax purposes.

For many California homeowners, Proposition 19 is closely connected to Proposition 13. Proposition 13 limits annual increases in assessed value, while Proposition 19 determines when some of that protected assessed value can move to another property – or when inherited property may be reassessed.

What Is Proposition 19?

Proposition 19 was approved by California voters in 2020. It made significant changes to California property tax rules beginning in 2021.

The law generally did two things:

• Expanded the ability of certain homeowners to transfer their existing assessed value to a replacement home.
• Limited some property tax benefits for inherited homes and other transferred property.

In simple terms, Proposition 19 made it easier for some homeowners to move while keeping a lower property tax base, but harder for some heirs to keep a parent’s or grandparent’s low assessed value unless they meet specific requirements.

Part 1: Base-Year Value Transfers

One major part of Proposition 19 allows certain homeowners to transfer their existing Proposition 13 assessed value to a replacement home.

This may be available to homeowners who are:

• Age 55 or older
• Severely disabled
• Victims of wildfire or other qualifying natural disasters

Eligible homeowners may be able to transfer their lower assessed value to a replacement primary residence anywhere in California, subject to timing, value, and filing requirements.

Why Base-Year Value Transfers Matter

Without a base-year value transfer, selling a long-owned home and buying a new one usually causes the new home to be reassessed at its purchase price. That can create a much higher tax bill.

How Often Can You Use a Proposition 19 Transfer?

Eligible homeowners age 55 or older or severely disabled may generally use a Proposition 19 base-year value transfer up to three times. Disaster-related transfers may have different rules.

Because the rules are detailed, homeowners should confirm eligibility with their county assessor before selling or purchasing a replacement home.

Can You Move to a More Expensive Home?

Yes, Proposition 19 may allow eligible homeowners to purchase a replacement home of greater value than the original home.

However, if the replacement home is more expensive, the difference in value may be added to the transferred assessed value. That means the tax benefit may still be significant, but the new assessed value may not be exactly the same as the old one.

Part 2: Inherited Property Rules

Proposition 19 also changed how inherited property is treated for property tax purposes.

Before Proposition 19, some parent-child and grandparent-grandchild transfers allowed heirs to keep a low Proposition 13 assessed value more broadly. After Proposition 19, the exclusion from reassessment is more limited.

Inherited Family Homes

For a child to keep some or all of a parent’s low assessed value on an inherited family home, several requirements may apply.

In general:

• The property must usually be the parent’s principal residence.
• The child must generally use the property as their own primary residence.
• The child must usually file for the Homeowners’ Exemption or Disabled Veterans’ Exemption.
• There are limits on how much value can be excluded from reassessment.

If the heir does not move into the inherited home and use it as a primary residence, the property may be reassessed, potentially resulting in a much higher property tax bill.

Inherited Rental Homes and Vacation Homes

One of the biggest changes under Proposition 19 involves inherited property that is not used as the heir’s primary residence.

Inherited rental homes, vacation homes, and other non-primary-residence properties are more likely to be reassessed under current rules. This can significantly increase property taxes for heirs who inherit California real estate but do not live in the property.

Why Proposition 19 Matters for Estate Planning

Proposition 19 has made property tax planning more important for families who own California real estate.

A home with a very low Proposition 13 assessed value may carry a large potential tax benefit. Whether that benefit can continue after a transfer depends on the property type, use, relationship between transferor and transferee, filing deadlines, and current law.

Families considering transfers, trusts, inheritance planning, or property sales should consult qualified professionals before making decisions.