Protection of the right to housing is necessary for housing justice and satisfies the demand for adequate housing under international human rights conventions. This paper compares legal protections of the housing right in Taiwan and mainland China, highlighting basic principles in Taiwan’s “Housing Act” and its problems. Taiwan’s legislation may shed light on relevant legislation of mainland China. Protection of the right to housing is necessary for housing justice and satisfies the demand for adequate housing under international human rights conventions. This paper compares legal protections of the housing right in Taiwan and mainland China, highlighting basic principles in Taiwan’s “Housing Act” and its problems. Taiwan’s legislation may shed light on relevant legislation of mainland China.