{"code":"VEH","codeName":"Vehicle Code","section":"26521","citation":"Veh. Code, § 26521","status":"in-force","lawOn":"2026-09-28","headings":[{"name":"DIVISION 12. EQUIPMENT OF VEHICLES [24000. - 28246.]","url":"https://blackletter.si/vehicle-code/division-12"},{"name":"CHAPTER 3. Brakes [26301. - 26522.]","url":"https://blackletter.si/vehicle-code/division-12/chapter-3"},{"name":"ARTICLE 4. Vacuum Brakes [26520. - 26522.]","url":"https://blackletter.si/vehicle-code/division-12/chapter-3/article-4"}],"history":"Added by Stats. 1963, Ch. 386.","effective":null,"html":"<p>Motor vehicles required to be equipped with power brakes and equipped with vacuum or vacuum-assisted brakes and motor vehicles used to tow vehicles equipped with vacuum brakes or vacuum-assisted brakes shall be equipped with either an audible or visible warning signal to indicate readily to the driver when the vacuum drops to eight inches of mercury and less. A vacuum gauge shall not be deemed to meet this requirement.</p><p>This section shall not apply to a two-axle motor truck operated singly nor to any motor vehicle manufactured prior to 1964.</p>","text":"Motor vehicles required to be equipped with power brakes and equipped with vacuum or vacuum-assisted brakes and motor vehicles used to tow vehicles equipped with vacuum brakes or vacuum-assisted brakes shall be equipped with either an audible or visible warning signal to indicate readily to the driver when the vacuum drops to eight inches of mercury and less. A vacuum gauge shall not be deemed to meet this requirement. This section shall not apply to a two-axle motor truck operated singly nor to any motor vehicle manufactured prior to 1964.","otherVersions":[],"url":"https://blackletter.si/vehicle-code/vacuum-brakes-26521","source":"California Legislative Information bulk export (pubinfo)"}