TDSR(Total debt service ratio)=(payment of principal and interest on mortgage+property tax +heating costs+50% of condominium fees+payments on other personal loan)/grss income. TDSR guidelines Currently range5 @1 B- W- X& P2 \# r K' |7 r& Z
from 35% to 42% of gross income. ( Q% U4 X0 n( |) X" a' R% NGDSR(gross debt service ratio)=(payment of principal and interest on mortgage+property taxes+heating costs+50% of condominium fees)/gross income.