California Code, Civil Code - CIV § 1798.795

(a) “Contactless identification document system” means a group of identification documents issued and operated under a single authority that use RFID to transmit data remotely to readers intended to read that data. In a contactless identification document system, every reader must be able to read every identification document in the system.

(b) “Data” means any information stored or transmitted on an identification document in machine-readable form.

(c) “Identification document” means any document containing data that is issued to an individual and which that individual, and only that individual, uses alone or in conjunction with any other information for the primary purpose of establishing his or her identity. Identification documents specifically include, but are not limited to, the following:

(d) “Key” means a string of bits of information used as part of a cryptographic algorithm used in encryption.

(e) “Radio frequency identification” or “RFID” means the use of electromagnetic radiating waves or reactive field coupling in the radio frequency portion of the spectrum to communicate to or from an identification document through a variety of modulation and encoding schemes.

(f) “Reader” means a scanning device that is capable of using RFID to communicate with an identification document and read the data transmitted by that identification document.

(g) “Remotely” means that no physical contact between the identification document and a reader is necessary in order to transmit data using RFID.