Amends GS 20-16.3(d) to clarify that a numeric result on an alcohol screening test or a driver's refusal to submit to the test may be used by a law enforcement officer, is admissible in court, or may be used by an administrative agency in determining if there are reasonable grounds or probable cause to believe either of the following: (1) the driver has committed an implied-consent offense under GS 20-16.2 or (2) the driver had consumed alcohol or had an alcohol concentration above 0.0. Effective December 1, 2015.

Amends GS 20-139.1(b5) to require that a person charged with a violation of GS 20-141.4 must be requested to provide a blood sample in addition to or instead of a chemical analysis of the breath at any relevant time after the person charged with a violation was driving. Effective December 1, 2015.

Amends GS 20-129(g) to prohibit anyone from selling or operating on the state's highways any motor vehicle manufactured after December 31, 1970 (was December 31, 1955) unless the motor vehicle is equipped with stop lamps, one on each side of the vehicle's rear. Prohibits a person from selling or operating on the state's highways any motor vehicle, moped, or motor-driven vehicle manufactured after December 31, 1970, unless it is equipped with a stop lamp on the rear. Includes specifications as to the display and visibility of the stop lamps, and references "stop lamps" in plural as opposed to previous references to a singular "stop lamp."

Amends GS 20-129.1 to require additional lighting equipment on certain vehicles. Requires additional lighting on every bus or truck, regardless of its size, and on every bus or truck 80 inches or more in overall width. Also expands the stop lamp requirements for every trailer or semi-trailer with a gross weight of 4,000 pounds or more. Substitutes "stop lamps" and/or brake reflectors for brake lights. Provides that stop lamps on the rear of vehicles should be displayed as red but makes an exception to permit vehicles that were originally manufactured with amber stop lamps to display an amber light.

Amends GS 20-130.1, which prohibits the use of red or blue lights in vehicles with a few exceptions. Clarifies that to be prohibited, the red or blue light does not have to be facing forward.

Amends GS 143-166.14 to clarify that the term "salary" means the total base pay of a person as reflected on the person's salary statement.

Amends GS 143-166.15 to provide that regardless of the provisions of GS 143-166.14, the persons entitled to benefits are subject to the provisions of GS 97-27 during the two-year period of payment of total base pay. Provides that all salary payments are to be made at the same time and in the same manner as other payments made to other persons in the same department.

Appropriates an amount from the General Fund for the 2015-16 fiscal year that is sufficient to fund salary increases under GS 20-187.3 for members of the State Highway Patrol. Effective July 1, 2015.

Except as otherwise indicated, the remainder of this act becomes effective when it becomes law.