Hello Aspirant,

You can go through with it's official website

Then, You can enter to the home page through KEAM 2020 - Candidate Portal in the official website by giving their Application Number and Password,

Then click on the Menu item and them B.Arch mark submission, then you submit your marks data as per the instructions.

After filling the marks, you can confirm that has to be done, by clicking the Finalise Mark Data button.

Then you can upload the  10+2 mark list in PDF format and Nata Score card

Through the link Now you UPLOAD NATA Score Sheet and Mark list.

Then scan documents Should be uploaded completely, readable.

After uploading you should take print out of the mark

Submission confirmation Report and uploaded documents through the link

and take printout mark submission confirmation report and keep it for future use.

And remember that These documents should not be sent to the Office of the Commissioner for Entrance Exam.

I hope this steps would be helpful for you.

All the best for your bright future ahead.