Union Minister Arjun Meghwal had sought Bhagwat's blessings on his birthday.
According to an FIR lodged with the police after Singh's complaint, it was alleged that the agency's owner had been using pictures of Bhagwat in its hoardings for advertisement.
A day after RSS chief Mohan Bhagwat’s annual Dussehra address in Nagpur, Congress termed the outfit an unregistered cultural organisation.
Bhagwat argued that the population percentage of religions of Indian origin has been consistently declining as against a rising Muslim head count.
Bhagwat, expressing concern over "population imbalance" in the country during his annual Vijaya Dashami address on Friday, said that nation's population policy should be reconsidered.
Mohan Bhagwat said that border security needs to be strengthened not just along the land border but also along the coastline where silent attacks take place.
Addressing the annual Vijayadashmi rally at Reshimbagh ground here, RSS chief Mohan Bhagwat said military preparedness on borders needs to be increased.
Bhagwat, who arrived in Surat in the morning, is scheduled to address a group of intellectuals on the subject of 'Hindutva' in the evening, an RSS spokesperson said.
The main focus of Mohan Bhagwat's visit is to discuss with activists about spreading RSS to 1,264 mandals and 847 bastis of the state, an official of the organising committee said.
On NRC, the RSS chief said there are several methods for a country or a government to know its citizens and it was one of them.
The meeting was scheduled long back and it had nothing to do with the ongoing stir by Marathas demanding 16 per cent reservation in government jobs and education.
"We will construct it. It is not a populist declaration but a matter of our faith. It will not change," Bhagwat said.
It is the highest post in the country and should be occupied by someone with a clean image, the Shiv Sena MP said.