Their visit to the UAE capital was necessary to identify four bodies which were burnt beyond recognition, an official release said.
The identification would be done through DNA tests.
The relatives of four victims would leave for Abu Dhabi tomorrow.
The incident had taken place at a labour camp of a company in Abu Dhabi in October last year.
The body of fifth victim, who was identified, was brought to India in January.
(This story has not been edited by Business Standard staff and is auto-generated from a syndicated feed.)