CA Civ Code Section 1804.3

(a)

No contract other than one for services shall provide for a security interest in any goods theretofore fully paid for or which have not been sold by the seller.

(b)

Any contract for goods which provides for a security interest in real property where the primary goods sold are not to be attached to the real property shall be a violation of this chapter and subject to the penalties set forth in Article 12.2 (commencing with Section 1812.6).

(c)

This section shall become operative October 1, 1982.