Does the POA need to be registered to fight a civil case of Eviction filed against the tenant (legal heirs) by the landlord? The current POA is notarized one.
Non registered POA can also work for fighting a civil case of eviction, registered POA is not required.
Can the POA take possession of the property let out to the tenants (legal heirs of the original tenant) ?
Yes, generally the POA can take possession on behalf of the tenants, it will be good if you can share the agreement for a concrete opinion.
What steps do you recommend to follow in court to ensure that the POA does not take illegal possession.
Approach the court and seek injunction so that the POA does not take ILLEGAL possession.
The tenant can not sub-let the property without the permission of the landlord.