In Apartment Sale Deed usual procedure is that one car parking covered/uncovered is earmarked and Rs.1,00,000/- for covered car parking and Rs.75,000/- for uncovered carparking which amount will be added to the apartment consideration amount and stamp duty will be charged for the same while execution and registration of the Apartment Sale Deed.
If the developer is having any additional carparking area coverfed/uncovered falling to his share, the Purchaser can take a chance and approach the builder for sale of additional covered/uncovered carparking and only procedure is to get it registered separately.