1. Original and photocopy of commercial housing sales contract;

2. Original and photocopy of the unified invoice or receipt for real estate sales;

3. The original and photocopy of the ID card of the purchaser (the unit provides the original and photocopy of the organization code certificate);

4. If the purchaser needs to entrust others to handle the deed tax, he shall provide the original power of attorney and the original and copy of the agent's ID card (the power of attorney shall be signed by himself and fingerprinted).