2. According to the Measures for the Administration of Commercial Housing Sales, the real estate development enterprise shall submit the information required for housing ownership registration to the real estate administrative department where the house is located within 90 days from the date of delivery of the commercial housing. Real estate development enterprises shall assist the buyers of commercial housing to handle the procedures of land use right change and house ownership registration.
3. Due to the developer's reasons, the property buyers failed to obtain the real estate license within the time limit agreed in the contract; Or the buyer of the auction house fails to obtain the real estate license within 90 days from the date of delivery of the house, or the buyer of the completed commercial house fails to obtain the real estate license within 90 days from the date of conclusion of the contract, the developer shall bear the liability for breach of contract.