Disclosed is a method for generating a house code (HC) in a home network based on a living network control protocol (LnCP), in which a (HC) having a small capacity is generated by using a region separation code and a household separation code and the generated HC is provided to each household. To this end, in the home network generating a HC for dividing each household and providing the generated HC to each household, the method comprises the steps of: generating a portion of the HC as a region separation code for dividing plural regions; and generating another portion of the HC as a household separation code for separating households in each of the plural regions.