Chapter 93 of the General Laws, as appearing in the 2018 Official Edition, is hereby amended by inserting after section 30 the following section:-

Section 30 1/2. (a) For the purposes of this section, the following words shall, unless the context clearly requires otherwise, have the following meanings:-

“Aircraft”, as defined in section 35 of chapter 90. 

“Sign or other advertising device”, any device including, but not limited to, a poster, banner, writing, picture, painting, light, model, display, emblem, notice, illustration, insignia or symbol, which is intended to call attention to a business, article, substance or any other thing.

(b) No person shall use an aircraft to display a sign or other advertising device; provided, however, that this section shall not apply to persons with fewer than 500 employees.

(c) This section shall not prohibit:

(i) the display of an identifying mark, trade name, trade insignia or trademark on the exterior of an aircraft if the displayed mark, name or insignia is under the ownership or registration of the aircraft’s or aircraft’s owner;

(ii) the display of a sign or advertising device that is visible only within the interior of the aircraft; or

(iii) any person from using an aircraft to display a sign or other advertising device if the aircraft is being flown at an event attended by more than 5,000 people.