A press notification released by the state government of Tamil Nadu regarding Haj Pilgrimage mentions:
It is a tradition to send self-interested volunteers ready to offer help to the Haj pilgrims along with them.
This year (2020), the India Haj Committee, functioning in Mumbai has released a circular uploaded on its official website: www.hajcommittee.gov.in.
The interested candidates must submit their applications attached with copies of all required documents/certificates must be sent to the following address before 24th February:
Executive Officer
Tamil Nadu State Haj Committee
Rosy Tower
3rd Floor, No. 13, Mahatma Gandhi Saalai (Nungambakkam High Road)
Chennai 600034.