Section 11AA(2) in The M.P. Sthaniya Kshetra Me Mal Ke Pravesh Par Kar Niyam, 1976
(2)The return shall be furnished for the day on which an entry of motor vehicle into a local area is effected, within 15 days from the entry of such vehicle into a local area or before an application is made for registration of the vehicle under the Motor Vehicles Act, 1988, whichever is earlier.