Maintenance fund and deed tax are taxes that must be paid, mainly to protect the purchased house. After the maintenance period expires, public facilities and equipment will be used for overhaul and transformation. The collection standard of housing maintenance fund should be determined by 5% to 8% of the cost per square meter of residential construction and installation projects. Of course, some areas charge 2% or 3% of the house transaction price. Because it is unified management, special fund is special. At the time of application. Yoshiya real estate encyclopedia, buying a house needs more knowledge.