The document varification for the UP state will be starting from the date june 26 to june 30 and then the another round for the counselling and choice filling will start. for the document varification you have to go to the respective institute allotted to you. And for the notification keep checking the admission committee's website through which you have registered. Go through the link for more information about the same.

https://medicine.careers360.com/articles/up-mbbs-counselling