The Hong Kong Monetary Authority may scrap a program that offers mortgage insurance for investment properties as the city’s central bank tries to prevent a real estate bubble.

Home prices in Hong Kong have rallied this year on record- low interest rates and an influx of money from China. Sales of luxury homes worth more than HK$10m ($1.3m) almost tripled in September, according to the Land Registry. Hong Kong Chief Executive Donald Tsang signaled 14 Oct his government may release more land for developers.