The director shall adopt general rules and regulations doing all of the following:

while the vehicle was used on official state business with the permission or authorization of an employing agency.

As used in this subdivision, “officers and employees of the state” means all officers and employees of the state other than elected state officers, officers and employees of the state provided for in Article VI of the California Constitution, and officers and employees of the California State University. “Officers and employees of the state” is not limited by subdivision (d) of Section 19815.

case of any employee who is entitled to less than

their regular rate of pay for a pay period.

If this section is in conflict with a memorandum of understanding reached pursuant to Section 3517.5, the memorandum of understanding shall be controlling without further legislative action, except that if any conflicting provision of a memorandum of understanding requires the expenditure of funds, that provision shall not become effective unless approved by the Legislature in the annual Budget Act.