Will buying or inheriting new land change my state scheme payment?

Yes, it can, especially for schemes that pay per acre or that are tied to your recorded landholding. If you buy, inherit, sell, or partition land, your benefit can only change correctly once the land record is mutated and updated in the state database, because schemes like Rythu Bandhu compute the amount from your recorded acres. So after any land transaction, get the mutation done at the revenue office and make sure the change reflects in both the land record and the scheme record. If you gained land but the record still shows the old area, your per-acre payment will be short until it is updated. If land was partitioned among family members, each person's record must show their share, or the system may credit the wrong person or hold the payment. For top-up schemes built on the PM-Kisan base, also make sure your PM-Kisan land seeding reflects the new record. Confirm the exact update steps at your revenue and agriculture offices, and keep copies of the mutation order, since you may need to show it to get the scheme record corrected.