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 range ; { u1 q' p7 {3 W3 P0 @5 _from 35% to 42% of gross income.: K/ E5 K6 g+ g8 A9 b) X2 n
GDSR(gross debt service ratio)=(payment of principal and interest on mortgage+property taxes+heating costs+50% of condominium fees)/gross income.