(1) A driver who encounters adverse driving conditions, as defined in Section 1201, and cannot, because of those conditions, safely complete the run within the maximum driving time permitted by Section 1212.5 may drive and be permitted or required to drive for not more than 2 additional hours in order to complete that run or to reach a place offering safety for vehicle occupants and security for the vehicle and its cargo. However, that driver may not drive or be permitted to drive:

(2) Emergency conditions. In the event of a traffic accident, medical emergency, or disaster, a driver may complete his/her run without being in violation of the provisions of these regulations, if such run reasonably could have been completed absent the emergency.

(3) Relief Point. Bus drivers (other than school bus and school pupil activity bus drivers) in urban and suburban service may exceed their regulated hours in order to reach a regularly scheduled relief point, providing the additional time does not exceed one hour.

(2) In the case of specially trained drivers of motor vehicles which are specially constructed to service oil wells, on-duty time shall not include waiting time at a natural gas or oil well site; provided, that all such time shall be fully and accurately accounted for in records to be maintained by the motor carrier. Such records shall be made available upon request of any authorized employee of the department.

(1) The driver operates within a 100 air-mile radius of the normal work reporting location;

(2) The driver, except a driver salesperson, returns to the work reporting location and is released from work within 12 consecutive hours;

(3) The driver of a school bus, school pupil activity bus, youth bus, or farm labor vehicle returns to the work reporting location and is released from work before the end of the 16th hour after coming on duty;

(4) At least eight consecutive hours off duty for bus drivers and ten consecutive hours off duty for truck drivers, separate each work period, as defined in Section 1201; and

(5) The motor carrier that employs the driver maintains and retains for a period of six months accurate and true time records showing:

(6) The permanent record produced by a time-recording device such as a “tachograph” (Figure 1) may be used as a driver's record for any tour of duty for an intrastate driver that does not exceed 15 consecutive hours or the 100 air-mile radius, provided the intrastate bus driver does not exceed ten hours and the intrastate truck driver does not exceed 12 hours maximum driving time following eight consecutive hours off duty for bus drivers and ten consecutive hours off duty for truck drivers, and the driver enters:

(1) Property-carrying motor vehicles. A driver who is driving a truck or truck tractor that is equipped with a sleeper berth, as defined in Section 1265,

(2) Specific requirements. The following rules apply in determining compliance with paragraph (g)(1) of this section:

(3) Specially trained driver of a specially constructed oil well servicing commercial motor vehicle at a natural gas or oil well location. A specially trained driver who operates a commercial motor vehicle specially constructed to service natural gas or oil wells that is equipped with a sleeper berth, as defined in Section 1265, or who is off duty at a natural gas or oil well location, may accumulate the equivalent of ten consecutive hours off-duty time by taking a combination of at least ten consecutive hours of off-duty time, sleeper-berth time, or time in other sleeping accommodations at a natural gas or oil well location; or by taking two periods of rest in a sleeper berth, or other sleeping accommodation at a natural gas or oil well location, providing:

(4) Passenger-carrying commercial motor vehicles. A bus driver who is driving a bus that is equipped with a sleeper berth, as defined in Section 1265, may accumulate the equivalent of eight consecutive hours of off-duty time by taking a combination of at least eight consecutive hours off-duty and sleeper berth time; or by taking two periods of rest in the sleeper berth, providing:

(1) Section 1212.5 does not apply while involved in emergency and related operations.

(2) Upon termination of the emergency and release of a driver from duty, the total on-duty hours accumulated by the driver during the most recent eight consecutive days shall be considered reset to zero upon the driver's completion of an off-duty period of 24 or more consecutive hours.

(A) More than 12 hours following eight-consecutive hours off duty.

(B) For any period after having been on duty 16 hours or more following eight consecutive hours off duty.

(C) For any period after having been on duty for 112 hours in any consecutive eight-day period.

(1) Transportation of “construction materials and equipment” means the transportation of construction and pavement materials, construction equipment, and construction maintenance vehicles, by a driver to or from an active construction site (a construction site between mobilization of equipment and materials to the site to the final completion of the construction project), within a 50-mile radius of the normal work reporting location of the driver.

(2) This paragraph does not apply to the transportation of materials found by the Secretary of the United States Department of Transportation to be hazardous under Title 49, United States Code, Section 5103, in an amount requiring placarding under regulations issued in order to carry out that section.

(1) More than 12 hours following 8 consecutive hours off duty;

(2) For any period after having been on duty 15 hours following 8 consecutive hours off duty.

(3) If a driver of a commercial motor vehicle providing transportation of property to or from a theatrical or television motion picture production site operates beyond a 100 air-mile radius of the normal work-reporting location, the driver is subject to Section 1212.5(a)(2), and paragraphs (o)(1) and (2) of this section do not apply.

(2) This exemption applies only to governmental drivers working within a 100 air-mile radius of the normal work reporting location and who begin and end work in the normal work reporting location.

(3) A 72-hour limit for the emergency restoration exemption period shall begin when the governmental authority requesting the exemption makes the required notification to the California Highway Patrol, as described in Section 1212(p)(7).

(4) The 72-hour limit of the emergency restoration exemption period may be extended by the Commissioner of the California Highway Patrol upon request through the submission of a letter from the originating authority indicating the specific reason(s) for the extension, as described by Section 1202(e)(1).

(5) Upon the expiration of the 72-hour exemption period or the exemption extension letter period and release of a driver from duty, the total on-duty hours accumulated by the driver during the most recent eight consecutive days shall be considered reset to zero upon the driver's completion of an off-duty period of 24 or more consecutive hours.

(6) The Governor of the State of California, designated county authority, or designated city authority shall document the nature of the incident requiring emergency restoration of basic essential public services, the duration of the emergency necessitating excessive driving hours, and the name(s) of governmental employees utilizing the exemption period. Drivers operating under the exemption shall document record of duty status using the methods prescribed in Section 1213. Copies of the exemption documentation required to be prepared by the authority authorizing the use of this exemption shall accompany the driver(s) hours of service records and shall be considered supporting documentation as defined by Section 1234. Documentation required by this section shall be retained at the principal place of business for a period of not less than two years from the date on which the incident occurred and made available to any authorized employee of the California Highway Patrol.

(7) California governmental entities issuing an emergency restoration declaration and that are requesting to begin a 72-hour emergency restoration exemption period shall immediately notify the California Highway Patrol Emergency Notification and Tactical Alert Center (ENTAC) using the following 24-hour number: (916) 843-4339. The notification shall include the following information: name(s) of authority requesting the exemption; reason for utilizing the exemption; name(s) of the governmental driver(s) to be included; and alternate method(s) of hours of service compliance.

(8) The Commissioner of the California Highway Patrol reserves the authority to rescind a 72-hour emergency restoration exemption order or any extension of a 72-hour emergency restoration exemption order at discretion for cause.

(9) Emergency Restoration -- Definition. For purposes of this section, emergency restoration includes, but is not limited to, mitigation of damage and debris removal to restore basic essential public services as the result of a fire, flood, earthquake, other soil or geologic movement, storm, natural disaster, act of terrorism, riots, accidents, sabotage, or other occurrence, whether natural or man-made, that interrupts the delivery of essential services, such as electricity, medical care, sewer, water, main roadway traffic, storm drain operation, telecommunications, and telecommunication transmissions, or otherwise immediately threatens human life or public welfare. Emergency restoration does not include regular and scheduled construction, repair, and maintenance of basic essential public services, public works infrastructure, or any highway.

(10) Governmental Driver -- Definition. For purposes of this section, a governmental driver includes any person who is a directly compensated, authorized, permanent, full time, part time, temporary, seasonal, or limited term employee of the State of California, a county, a city, a county and city, or any political subdivision thereof during the emergency restoration of basic essential public services and related operations while operating a commercial motor vehicle. A governmental driver does not include a non-governmental employee, a subcontractor, or a private party acting on behalf of or indirectly compensated by the State of California, a county, a city, a county and city, or any political subdivision thereof.

(A) More than 12 hours following at least ten consecutive hours off-duty;

(B) For any period after having been on duty 16 hours following at least ten consecutive hours off-duty; or

(C) After having been on-duty for 80 hours in any consecutive eight days unless any off-duty period of 34 or more consecutive hours, as described in Section 1212.5, is utilized to end any consecutive eight-day period which resets the accumulated on-duty hours to zero.

(A) Transporting hazardous materials in a quantity requiring the display of placards pursuant to Vehicle Code Section 27903, a Hazardous Materials Transportation License pursuant to Vehicle Code Section 32000.5, or a Hazardous Waste Transporter Registration pursuant to Health and Safety Code Section 25163.

(B) Operating a truck-tractor, any motor truck used to tow any trailer defined in Vehicle Code Section 34500(e), or any other motor vehicle not equipped as described in subdivision (1).

(A) Drivers using this exception to drive a commercial motor vehicle in excess of driving limits contained in Section 1212.5 shall complete a driver's record of duty status pursuant to Section 1213 for each 24-hour period while using the exception and for the seven 24-hour periods immediately following the use of the exception.

(B) For the purpose of the subsection the term “incident” includes: