Cal. Health & Safety Code § 25201.1
(a) A solid waste facility, as defined in Section 40194 of the Public Resources Code, or any recycling facility, that accepts and processes empty aerosol cans and de minimis quantities of nonempty aerosol cans collected as an incidental part of the collection of empty cans for recycling, is exempt from the requirement to obtain a hazardous waste facilities permit or other authorization from the department for purposes of conducting that activity if both of the following conditions are met: