37. The Board or the authorized person shall send the application, in such manner as it determines, to all persons whom such Board or person considers interested, unless such persons are all present when the application is introduced. In such latter case, the Board or the authorized person shall hear the matter forthwith; in other cases, such Board or person shall fix the place, date and hour of the hearing and shall cause a notice to be given to the interested persons by registered or certified mail.
1969, c. 28, s. 37; 1975, c. 83, s. 84.