How to apply for waiver of "2 year return to home country"?

Hi,
What is the process to apply for waiver of “2 year return to home country” , also known as NORI…India specific
Do I have to apply from within USA?
Do I have to have apply to Indian embassy or to US authorities or both?
Kindly help
udayshankar

https://www.cgisf.gov.in/page/nori-no-obligation-to-return-to-india/