California Public Utilities Code
No household goods carrier may transport household goods under a subhauling agreement unless each of the following occurs:
(a) The subhauler is licensed by the commission to transport household goods and complies with the requirements of this chapter.
(b) The household goods carrier and subhauler are jointly and severally liable for any loss or damage caused by the subhauler.
The commission shall adopt any rules and regulations it determines to be necessary to enforce the requirements of this article.
This article does not apply to a subhauling agreement when the subhauler is not otherwise subject to this chapter for activity related to the subhauling agreement.