Yes, You can file RTI application to Madurai Kamraj University for marksheet verification. Madurai Kamaraj University is a Statutory University, established in 1965 by Govt. of Tamilnadu. It is recognized and funded by UGC and is a member of Association of Indian Universities. It has been reaccredited by NAAC with grade A.
Since, it is a Statutory University, established in 1965 by Govt. of Tamilnadu. Therefore it comes under the ambit of section 2(h) of the RTI Act'2005 which has the definition of Public Authority. Hence, We can file RTI to Madurai Kamraj University for marksheet verification.
To know further the procedure to file RTI application for marksheet verification, you may visit the following link:
https://onlinerti.com/how-to-file-rti-online-for-marksheet