Section 84504 Of Article 5. Disclosure In Advertisements From California Government Code >> Title 9. >> Chapter 4. >> Article 5.

. (a) Any committee that supports or opposes one or more ballot measures shall name and identify itself using a name or phrase that clearly identifies the economic or other special interest of its major donors of fifty thousand dollars ($50,000) or more in any reference to the committee required by law, including, but not limited, to its statement of organization filed pursuant to Section 84101.
  (b) If the major donors of fifty thousand dollars ($50,000) or more share a common employer, the identity of the employer shall also be disclosed.
  (c) Any committee which supports or opposes a ballot measure, shall print or broadcast its name as provided in this section as part of any advertisement or other paid public statement.
  (d) If candidates or their controlled committees, as a group or individually, meet the contribution thresholds for a person, they shall be identified by the controlling candidate's name.