Cal. Pub. Res. Code § 47115

A pharmaceutical manufacturer that sells or distributes a medication in California that is usually intended to be self-injected at home through the use of a hypodermic needle, pen needle, intravenous needle, or any other similar device, shall, on or before July 1, 2010, and annually thereafter, submit to the board, or its successor agency, a plan that describes how the manufacturer supports the safe collection and proper disposal of the waste devices.