California passes law requiring AI disclosure in ads

Updated at: September 18, 2026 at 03:15 AM

On September 16, 2026, California Governor Gavin Newsom signed Senate Bill 1050 (SB 1050) into law, setting new standards for transparency in advertising.

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Starting January 1, 2027, companies must provide a clear and conspicuous disclosure whenever an advertisement uses a 'synthetic performer'—a digital figure or voice created by generative AI that mimics a human performance.

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Advertisers must use language like 'this performance features a synthetic performer' to ensure viewers are aware they are not watching a real person.

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This legislation, supported by the actors' union SAG-AFTRA, aims to protect creative professionals from being replaced by AI.

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Violations can lead to legal action under California’s consumer protection laws.

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While similar to recent laws in New York, California’s version is stricter, covering audio-only advertisements and allowing for private litigation.

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This move marks a significant step in California's ongoing effort to regulate AI and ensure that consumers can distinguish between human creativity and synthetic generation in the media they consume every day.

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Comprehension Questions

What is the primary goal of California's new SB 1050 law?

To ban the use of all artificial intelligence in movies and television.

To mandate that all internet advertisements be produced by human actors only.

To require clear disclosure when AI-generated synthetic performers are used in advertisements.

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Correct Choice

To require clear disclosure when AI-generated synthetic performers are used in advertisements.

When does the requirement for AI disclosure in advertisements take effect?

January 1, 2027

June 1, 2026

September 16, 2026

Reveal Answer

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Correct Choice

January 1, 2027

Which organization strongly advocated for SB 1050 to protect creative workers?

SAG-AFTRA

The California Chamber of Commerce

The Federal Communications Commission

Reveal Answer

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Correct Choice

SAG-AFTRA

What is considered a 'synthetic performer' under this law?

A digital figure or voice created by AI that mimics a human but is not an identifiable person.

A real human performer who is digitally modified to look younger.

Any actor who uses AI tools to help memorize their lines.

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Correct Choice

A digital figure or voice created by AI that mimics a human but is not an identifiable person.

How does California's law differ from New York's previous legislation?

California's law is stricter, covering audio-only ads and allowing for private litigation.

California's law only applies to political advertisements.

New York's law is significantly stricter and carries higher fines.

Reveal Answer

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Correct Choice

California's law is stricter, covering audio-only ads and allowing for private litigation.

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