To buy an HDB resale flat, buyers MUST be married couple, at least 1 Singapore Citizen or 2 Singapore Permanent Residents
Single SPR cannot buy any HDB flat
If both buyers are SPR :-
They can only buy HDB resale flats after 3-years from the date obtaining SPR status
No subsidy for any HDB house improvement / upgrading project (if any)
Not allow to sublet the whole HDB flat even after meeting the minimum occupation period of 5 years
Not eligible for HDB Housing Loan (HLE) or Housing Grant
Not eligible to buy BTO flat / new Executive Condominium (EC)