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 2 Q8 ]! I# ?5 {( Z1 A( Wfrom 35% to 42% of gross income.9 D8 x- h2 ?2 t9 C+ m" H
GDSR(gross debt service ratio)=(payment of principal and interest on mortgage+property taxes+heating costs+50% of condominium fees)/gross income.