Buying a home is a significant milestone, and in Singapore, it often means purchasing a Housing and Development Board (HDB) flat. For many, this is the first major step into adulthood and a cornerstone of building a life here. However, navigating the landscape of HDB rules and eligibility schemes can feel overwhelming. With various acronyms, income ceilings, and ownership conditions, it’s easy to get lost in the details.
This guide is designed to simplify the process for you. We will break down the essential HDB rules that every future buyer needs to know. From understanding the different eligibility schemes to grasping the financial requirements and long-term commitments, we’ll provide a clear roadmap. By the end of this article, you will have a solid understanding of what it takes to purchase your own HDB flat, empowering you to make informed decisions for your future home.
Who is Eligible to Buy an HDB Flat?
Before you start browsing property listings, the first step is to determine if you are eligible to purchase an HDB flat. The HDB has specific schemes tailored to different family structures and life stages. Your eligibility depends on factors like citizenship, age, family nucleus, and income.
Citizenship Requirements
The most fundamental rule is citizenship. To buy a new BTO (Build-to-Order) or SBF (Sale of Balance Flat) from HDB, your household must include at least one Singapore Citizen (SC). If you are a Singapore Permanent Resident (PR), you cannot buy a new flat directly from HDB. However, a household with one SC and one or more PRs can apply.
For resale flats, the rules are slightly different. An SC/SC household or an SC/PR household can purchase a resale flat. A household comprised solely of two or more PRs can also buy a resale flat, but only after both have held PR status for at least three years.
Age and Family Nucleus
All About HDB’s policies are designed to support the formation of families. As such, the primary schemes require you to form a “family nucleus.”
- Public Scheme: This is the most common route for married or engaged couples. You and your spouse/fiancé(e) can apply. If engaged, you must submit your marriage certificate within three months of collecting your keys.
- Fiancé/Fiancée Scheme: This is essentially a subset of the Public Scheme for couples who are not yet married but plan to be. It allows you to apply for a flat in advance.
- Orphans Scheme: You may be eligible if you and your siblings are orphans and single. At least one of your deceased parents must have been an SC or PR.
- Non-Citizen Spouse Scheme: If you are a Singapore Citizen applying with a non-citizen spouse who does not hold PR status, you can buy a 2-room Flexi or a resale flat under this scheme.
Singles Eligibility
What if you’re not planning to get married? HDB has schemes for single buyers as well.
- Single Singapore Citizen Scheme: If you are an SC and at least 35 years old, you are eligible to buy a new 2-room Flexi flat in a non-mature estate or any resale flat (up to 5-room, depending on the flat type).
- Joint Singles Scheme: Two to four single SCs, all aged 35 and above, can jointly purchase a resale flat. This is a popular option for friends or siblings who wish to co-own a home.
Financial Planning: Understanding the Costs
Securing your eligibility is just the first step. The next crucial part is understanding the financial commitments. This involves not only the purchase price but also income ceilings, CPF housing grants, and loan options.
Income Ceilings
To ensure HDB flats remain affordable for the target demographic, HDB imposes income ceilings for buyers of new flats. These ceilings vary depending on the flat type and scheme. As of 2024, the general monthly household income ceilings are:
- BTO Flats (3-Room and larger): $14,000
- Executive Condominiums (ECs): $16,000
If your household income exceeds these limits, you will not be eligible to buy a new HDB flat or an EC and will need to look at the resale market, which has no income ceiling.
CPF Housing Grants
The Singapore government provides various CPF housing grants to make homeownership more affordable. These grants are credited to your CPF Ordinary Account (OA) and can be used to offset the purchase price of your flat.
- Enhanced CPF Housing Grant (EHG): This is the main grant for first-timer applicants buying new or resale flats. The grant amount depends on your average monthly household income, with lower-income households receiving a larger grant. You can receive up to $80,000.
- Family Grant: For first-timer households buying a resale flat, you can receive a Family Grant of up to $50,000 (for 4-room and smaller flats) or $40,000 (for 5-room and larger flats). This is in addition to the EHG.
- Proximity Housing Grant (PHG): If you buy a resale flat to live with or near your parents/children, you can receive a PHG of up to $30,000. This encourages families to live closer for mutual care and support.
HDB Loan vs. Bank Loan
You will likely need a home loan to finance your purchase. You have two main options: an HDB Concessionary Loan or a bank loan.
- HDB Concessionary Loan: This loan is offered directly by HDB. A key benefit is its stable interest rate, which is pegged at 0.1% above the prevailing CPF OA interest rate (currently 2.6% per annum). The Loan-to-Value (LTV) limit is up to 80% of the purchase price, meaning you can borrow up to 80% and must pay the remaining 20% downpayment using CPF and/or cash.
- Bank Loan: Offered by financial institutions like DBS, OCBC, and UOB. Bank loans often have lower initial interest rates, which can be fixed or floating. However, these rates are subject to market fluctuations. The LTV for a bank loan is capped at 75%, requiring a higher initial downpayment (at least 5% in cash).
Ownership Rules and Responsibilities
Owning an HDB flat comes with a set of rules you must adhere to throughout your ownership period. These are in place to preserve the primary purpose of public housing—providing homes for citizens.
Minimum Occupation Period (MOP)
The Minimum Occupation Period (MOP) is a crucial rule for all HDB flat owners. It is the period you are required to physically occupy your flat before you can sell it on the open market or rent out the entire unit.
- New BTO/SBF Flats: The MOP is typically 5 years, starting from the date you collect your keys.
- Prime Location Public Housing (PLH) Flats: Flats in prime, central locations come with a 10-year MOP to curb speculative buying.
- Resale Flats: The MOP is also 5 years if you took a CPF housing grant or an HDB loan.
During the MOP, you are not allowed to purchase any other private residential property in Singapore or overseas.
Rules on Renting
Once your MOP is fulfilled, you have more flexibility. You can choose to rent out your entire flat. However, if you wish to rent out individual bedrooms while you are still living in the flat, you can do so even during the MOP, provided you get HDB’s approval. You must ensure the total number of occupants in the flat does not exceed the limit (e.g., 6 persons for a 4-room flat).
Selling Your Flat
After the MOP, you are free to sell your flat on the resale market. However, there are additional rules to consider, especially for flats under the PLH model. Owners of PLH flats will have to pay a subsidy recovery to HDB upon selling their flat, which is a percentage of the resale price. This is to claw back the additional subsidies they enjoyed when purchasing the flat in a prime location.
Your Path to HDB Homeownership
Understanding HDB rules is fundamental to a smooth and successful home-buying journey. While the policies may seem complex, they are designed to create a fair and accessible public housing system for Singaporeans. By familiarizing yourself with the eligibility schemes, financial requirements, and ownership responsibilities, you can plan your path with confidence.
Ready to take the next step? Start by using the HDB eligibility check tools online to confirm which schemes you qualify for. Then, begin your financial planning by calculating your potential grants and loan amount. With careful preparation, the keys to your new home are well within your reach.


