If you are talking about First Stage of NTSE exam form then its being declared.

But if you want to know how to apply for Second Stage-

NTSE Registration – How to Apply

1. Step 1 : Obtain the Application form.
2. Step 2: Fill the Application form.
3. Step 3: Payment of Application Fee (If applicable)
4. Step 4: Submit the NTSE Application Form.
5. Important dates for the academic year 2020-21.
6. Also Read- NTSE ADMIT CARD- KEY DATES, SYLLABUS AND EXAMINATION PATTERN.