Which of the following is an essential condition for transfer of an immovable property in India?

The property that is going to be transferred should be free from encumbrances

The following are the essentials for a valid transfer:
a. In a transfer of property, the transfer should be between two or more living persons.
b. The property that is going to be transferred should be free from encumbrances (hindrances of any form) and be of a transferable nature.
c. The transfer should not be for an unlawful object or an unlawful consideration .