1) your tithe to property is not clear and marketable
2) notarised sale deed dies not confer clear and marketable title to property
3) ask seller to execute deed of confirmation and have it registered. Notarised sale agrrement can be annexed ti sale agreement
4) even if you register the gift deed executed by father in favour of mother or woukd not confer clear and marketable title to property
5) loan would not be sanctioned