Gift

tax is applicable for fitst holer of fd if he expire u have to filled return in his name 

gift fd to nephew tax is applicable on it

if souce of income comes from your a/c for father`s fd then clubbing provisions will apply

means interest of fd add to your income 

but my dad donts have pan no. & tds is deducted @ 20%

as per rule if u dont have pan no or dont furnish pan no to bank tds deducted @ 20% 

u can transfer to your sister name 

first holder is ur father so that income will not include in your income 

in fd 1st holder is father & in s.b a/c firm holder is i am .

clubbing provisions also apply if source of income is coming form ur a/c

so interest on fd may include in your income also 

ask other expert also