Can I register my child name for B.tech admission after getting JEE Mains results?

Hello there! Yes you can register your child name for B.Tech admission after getting the JEE Main result as most of the engineering colleges take admission on the basis of JEE Main result. You can even participate in the JEE counselling conducted on JOSAA which is for admission in IIT's, NIT's and other GFTI's. You can also use this link for predicting college with your rank.
https://engineering.careers360.com/jee-main-college-predictor?utm_source=qna&utm_medium=jee_cp

Hello Mr. Mouli,

If your child scores a good rank in JEE Main, he or she may apply for admission to top institutes like NIT, IITs and GFTIs.

Otherwise there are many institutes and admission process that offer B.Tech admission based on JEE Main scores. For example, you can apply for admission in institutes like DTU.

Here is some valuable information - State B.Tech admissions through JEE Main

Regards.