2. According to the regulations of the commercial housing sales management office, real estate development enterprises should provide materials for housing ownership registration within 90 days after the delivery of commercial housing, and submit them to the real estate administrative department where the house is located. Real estate development enterprises shall assist the buyers of commercial housing to handle the registration procedures for the change of housing ownership.
3. Because the original buyer of the manufacturer failed to obtain the real estate license within the time limit agreed in the contract; Or if the developer fails to obtain the real estate license within 90 days from the date of delivery of the pre-sale payment of commercial housing, or if the buyer of completed commercial housing fails to obtain the real estate license within 90 days from the date of conclusion of the contract, it shall be liable for breach of contract.