145-211 - Basic floor area regulations LAST AMENDED 12/5/2024 (a) #Commercial # #floor area ratio# In C4-3 or C4-4 Districts, the maximum #floor area ratio# for #commercial# #uses# shall be 4.0. (b) #Community facility# #floor area ratio# In M1 Districts with an A suffix paired with an R7-3 District, the maximum #floor area ratio# for #community facility# #uses# shall be 6.5.