Hello dear student

• There are two quotas in Jossa counselling. -Home State (HS) Quota : In NITs, 50% of the seats are reserved for this quota.
• 50% seats are reserved for candidates eligible for home state quota and the rest 50% seats are reserved for other state candidates.
• Home State Quota is the reservation for candidates who belong to the state where the NIT is located.

• -Other State (OS) Quota : Under this quota , there is nearly 50% reservation of seats for candidates belonging to all other states and Union Territories excluding the Home state.

Please visit the link for more information about it.

https://engineering.careers360.com/articles/jee-main-reservation-criteria

Hope that's helpful

Best of luck