1. For purposes of this section, the following terms shall mean:

• (a) "Mobile telephone" shall mean the device used by subscribers and other users of wireless telephone service to access such service.
• (b)  "Wireless  telephone  service" shall mean two-way real time voice telecommunications service that is interconnected to a  public switched telephone  network and is provided by a commercial mobile radio service,  as such term is defined by 47 C.F.R. § 20.3.
• (c) "Using" shall mean holding a mobile telephone to, or in the immediate proximity of, the user's ear.
• (d)  "Hand-held  mobile  telephone" shall mean a mobile telephone with which a user engages in a call using at least one hand.
• (e) "Hands-free mobile telephone" shall mean a mobile  telephone  that
  has  an  internal  feature  or  function,  or  that  is equipped with an
  attachment or addition, whether or not permanently part of  such  mobile
  telephone,  by  which a user engages in a call without the use of either
  hand, whether or not the use of either hand is  necessary  to  activate,
  deactivate or initiate a function of such telephone.
• (f)  "Engage  in  a  call"  shall  mean talking into or listening on a
  hand-held mobile telephone, but  shall  not  include  holding  a  mobile
  telephone  to  activate,  deactivate  or  initiate  a  function  of such
  telephone.
• (g) "Immediate proximity" shall mean  that  distance  as  permits  the
  operator  of  a  mobile telephone to hear telecommunications transmitted
  over such mobile telephone, but shall not require physical contact  with
  such operator's ear.

 2.

• (a)  Except as otherwise provided in this section, no person shall
  operate a motor vehicle upon a  public  highway  while  using  a  mobile
  telephone to engage in a call while such vehicle is in motion.
• (b) An operator of a motor vehicle who holds a mobile telephone to, or
  in  the  immediate  proximity of his or her ear while such vehicle is in
  motion is presumed to be engaging in a call within the meaning  of  this
  section.  The  presumption established by this subdivision is rebuttable
  by evidence tending to show that the operator was not engaged in a call.
• (c)  The  provisions  of  this  section  shall  not  be  construed  as
  authorizing  the  seizure  or  forfeiture  of a mobile telephone, unless
  otherwise provided by law.

 3. Subdivision two of this section shall not apply to:

• (a) the use of a mobile telephone for the sole purpose of communicating with any  of  the
    following  regarding  an  emergency  situation:  an  emergency  response
    operator; a hospital, physician's office or health clinic; an  ambulance
    company  or  corps;  a fire department, district or company; or a police
    department,
• (b) any of the following persons while in the performance of
    their official duties: a police officer or peace officer; a member of  a
    fire  department,  district or company; or the operator of an authorized
    emergency vehicle as defined in section one hundred one of this chapter,
    or;
• (c) the use of a hands-free mobile telephone.

 4. A violation of subdivision two of this section shall be a traffic infraction and shall be punishable by a fine of not more than  one hundred dollars.