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( N3 f$ g' ^: a2 l( P, `
from 35% to 42% of gross income. ! Z3 R4 D4 o5 s& _5 UGDSR(gross debt service ratio)=(payment of principal and interest on mortgage+property taxes+heating costs+50% of condominium fees)/gross income.