Hello Shreyas,
One can do diploma in architecture after completing 10th(with a minimum perentage of 55%). After 12th, you can be eligible for admissions into B. Arch/Planning programmes. For more details, visit:
https://www.careers360.com/colleges/acharya-polytechnic-bangalore/diploma-in-architecture-engineering-course
https://www.careers360.com/colleges/impact-polytechnic-bangalore/diploma-in-architecture-course
Best Wishes!
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