Dear Aspirant,

Congratulations for getting 503 in GATE CSE 2019.

Yes, you are eligible to apply in NITs in CCMT.

Since you have appeared for GATE CSE, you can get admissions in M.Tech CSE and its related domains and also some of the interdisciplinary domains like biomedical engineering, nano-technology etc.

You can have all the details regarding CCMT and previous year cutoff for NITs here:

https://engineering.careers360.com/articles/ccmt-cutoff

https://engineering.careers360.com/articles/gate-cutoff-for-nits

At a score of 503 open category, you have good chances of getting following institutes

• NIT Agartala
  
• NIT Meghalaya
  
• NIT Nagaland
  
• NIT Patna (M.Tech+PhD Dual Degree)
  
• NIT Sikkim
  
• NIT Arunachal Pradesh
  
• NIT Mizoram
  
• Sant Longoval Institute of Engineering and Technology
  
• Shri Mata Vaishno Devi University, Katra
  

You can also get some of the new IIITs like IIIT Bhopal, IIIT Lucknow etc.

Hope this helps.