Mr Mahmud stressed the importance of voluntary compliance.
Mr Giwa said the initiative had sparked public debate, including protests by some operators.
The second batch is scheduled to depart on February 11.
A security officer of the university, identified as C.K., said he was acting on the directive of the Chief Security Officer, Ashiru Zango.
The EFCC chairman disclosed that part of the recovered funds had been channelled into key national programmes
Distribution fell by 16.54 per cent within the same period.
Mr Wahab warned that markets that fail to meet the prescribed standards of cleanliness would be shut down indefinitely.
“New applications for the aforementioned licences will not be accepted.”
The permanent secretary said the project upon completion would tackle connectivity and flooding challenges
