2. It allows all law enforcement officers to enforce disability parking restrictions. It also creates a traffic infraction prohibiting a person from parking in a parking space that is clearly marked for use by a physically disabled person only if the person has not been issued a disability registration plate or placard or is not transporting a person who has been issued a disability registration plate or placard.

3. It allows an employee of the State Police designated as a motor vehicle inspector to immediately suspend or revoke a license issued to any official inspection station or an inspection mechanic for a violation of the laws or rules pertaining to motor vehicle inspections.

4. It clarifies that one blue auxiliary light may be displayed and used on the rear of an emergency medical services vehicle, fire department vehicle or hazardous material response vehicle that is visible to rear-approaching traffic only. Fire vehicles that are privately owned vehicles are excluded from the vehicles that may display a blue light.

5. It changes the requirements regarding school bus inspections so that each bus must be inspected twice per year at an inspection station, at times set by the State Police in consultation with the Department of Education, and once instead of twice per year by a State Police officer.

6. It adds a cross-reference that was inadvertently omitted regarding prior convictions to be considered for the aggravated punishment category for operating under the influence.