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 ! A9 h2 ^5 z% W Jfrom 35% to 42% of gross income.# G& k4 e2 c2 s$ ~) }! [2 I
GDSR(gross debt service ratio)=(payment of principal and interest on mortgage+property taxes+heating costs+50% of condominium fees)/gross income.