California AB-1856 - Age verification signals: software applications and online services. (Open Source Carve Out)

An amendment to AB-1043 and contains the open source exception.

```
(2) “Operating system provider” does not mean a person or entity that distributes an operating system or
application under license terms that permit a recipient to copy, redistribute, and modify the software.
```

https://legiscan.com/CA/text/AB1856/2025