http://www.cpuc.ca.gov/PUC/transportation/FAQs/psgfaqs.htm
http://www.cpuc.ca.gov/PUC/transportation/forms.htm
Q: How do I apply for a TCP permit or certificate?
A: Applicants for a TCP permit or certificate file a form application with the License Section. You may download this application packet. An informational packet is available to assist you in completing the application. These items may also be requested by contacting the License Section at (800) 877-8867 or licensing@cpuc.ca.gov.