The Boston Zoning Board of Appeal will hold a public hearing on a request concerning 275 Main St., Charlestown on Tuesday, March 12. The hearing will be held at 9:30 a.m. in Boston City Hall's Room 801.

Applicant Tina Endicott is looking to change the legal occupancy of the building from a real estate office and one apartment to two apartments and to extend the living space into the basement.

Anyone who wishes to express an opinion about the proposal, either in favor or in opposition, should submit their comments along with their full name and address to: Board of Appeal, 1010 Massachusetts Ave., Fourth Floor, Boston, MA 02118. Be sure to note that the comments are in regard to "275 Main St., Ward 2."