California Codes > Streets and Highways Code > Division 2.7 California Codes > Streets and Highways Code > Division 2.7 – Courtesy Signs Current as of: 2024 | Check for updates | Other versions § 1970 (a) Local authorities, with respect to highways under their … § 1975 (a) Courtesy signs may be awarded by the Department of Food and … § 1978 (a) County officials, with respect to any state or county … Ask a legal question, get an answer ASAP!Click here to chat with a lawyer about your rights.