Regarding Property Law

On death of tenant his legal heirs have to make application to landlord for transfer of tenancy in his their name

if you refuse to transfer tenancy rights they would have to obtain court orders for transfer of tenancy in their name

you can file suit for eviction on grounds of bonafide requirement

please see the below articles for better understanding 

https://www.vantageasia.com/succession-tenants-made-clearer-rent-act/