In California, the two-party consent rule only applies when there is an expectation of privacy. As an example, dash cams that record audio are legal in Califor

In California, the two-party consent rule only applies when there is an expectation of privacy. As an example, dash cams that record audio are legal in California. However, there can be cases when somebody expects to have a confidential conversation with you (on the phone, standing next to the door, or from the backseat) and you must notify them of the audio recording.