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 & p' c5 }- T) }1 m0 ffrom 35% to 42% of gross income.0 ?0 \2 \8 b/ D0 _6 d) c2 G
GDSR(gross debt service ratio)=(payment of principal and interest on mortgage+property taxes+heating costs+50% of condominium fees)/gross income.