Your search results

The 99-to-1 Property Split Strategy: Legality and Risks

Posted by Jayson Ang on May 15, 2026

| 0

TLDR

The 99-to-1 property ownership split in Singapore, where one spouse holds 99% and the other 1%, is used to reduce Additional Buyer’s Stamp Duty (ABSD) when buying multiple properties. However, a recent High Court case (Hillcrest Arcadia) revealed that beneficial ownership depends on actual financial contributions, not just title shares. The court indicated that intending to use this split to avoid ABSD could be unlawful, even if not penalized when the plan is unexecuted. The Inland Revenue Authority of Singapore (IRAS) may audit and impose heavy penalties if tax avoidance is detected, with no time limit on such audits. Despite this, many buyers are misled about the risks by agents or lawyers. Buyers should seek clear advice and understand the risks before using this strategy, especially as penalties have become more severe with rising property prices. Personalized, data-driven real estate guidance is recommended for making informed buy, sell, or wait decisions.

The 99-to-1 property ownership split, a strategy commonly used in Singapore for over a decade, involves one co-owner (typically a spouse) holding 99% of a property, while the other holds 1%. The underlying intention is that when funds become available for each to own a separate property, the 1% share is transferred to the other spouse. This theoretically incurs Buyer’s Stamp Duty (BSD) only on the 1% portion, allowing the spouse who now has a “zero” property count to purchase a second property without incurring Additional Buyer’s Stamp Duty (ABSD). This has long been a cornerstone of the “sell one, buy two” strategy. However, a recent High Court case has cast light on the legality of this practice.

The Hillcrest Arcadia Case:

In a notable case, a couple purchased a Hillcrest Arcadia condo with a 99:1 ownership split. The female spouse claimed 99% ownership, as stated on the title. The relationship, however, dissolved less than a year later. When the couple split, she asserted full ownership of her 99% share.

However, the High Court intervened. The judge ruled that based on the boyfriend’s financial contributions, he effectively owned 54% of the property. This decision undermined her 99% claim, emphasizing that financial contributions, not just paper titles, determine beneficial ownership.

More significantly, the case revealed a crucial detail: “The pair admitted that they planned for Mr Ngor to transfer and pay taxes on his one per cent share to Ms Wong when they decide to buy a second property. Justice Lee said there was no nefarious intention or knowledge that this would be an unlawful act. Moreover, the plan was never carried out.”

The phrase “would be an unlawful act” is key. It suggests that while the Court did not penalize them (as the plan was unexecuted), it implicitly deemed the intention to circumvent ABSD through this method as problematic.

Official Stance on 99-to-1 Splits:

A parliamentary response further clarifies the official stance: “Whether a ‘99-to-1’ arrangement involves tax avoidance depends on the facts and circumstances surrounding the specific case. Should IRAS determine that tax avoidance has occurred, it will recover the rightful amount of stamp duty from the buyers, and may impose a 50 per cent surcharge on the additional stamp duty payable. There is no statutory time limit for stamp duty audits.”

This indicates that while a 99-to-1 tenancy-in-common split is not inherently illegal, its contrived use specifically for tax avoidance can be challenged by authorities.

Lack of Clear Communication to Buyers:

Despite this nuanced reality, many buyers report being assured by property agents or lawyers that the 99-to-1 strategy carries no risks. This often leads to buyers unknowingly entering a legal “grey area,” only to face audit letters and potential penalties later.

There is a pressing need for more transparent communication regarding the risks associated with such strategies. If a 99-to-1 split is recommended, all potential risks, not just the perceived benefits, should be clearly articulated to buyers. In 2025, with higher property prices, the penalties for tax avoidance could be substantial, making it even more critical for buyers to be fully informed.

Should You Buy, Sell or Wait?

If you’re reading this, you must be trying to figure out the best course of action right now: is it the right time to buy or sell?

It’s difficult to give an exact answer since everyone’s situation is unique and what works for one person may not necessarily work for you.

I can bring you a wealth of on-the-ground experience and a data-driven approach to provide clarity and direction. From beginners to experienced investors, our top-down, objective approach will help you on your real estate journey.

I can help you by:

Offering Strategic Real Estate Advice – I can help create a comprehensive plan to guide you through your property journey.
Connecting Your Home with the Perfect Buyers – Through stunning visuals, an effective communication strategy, and an in-depth knowledge of the market, we’ll ensure your home is presented in the best possible way to fulfill your goals.

You May Also Like …

All Reports

Transaction Volumes Remained Subdued Due To The Dearth Of Inventory In Q4 2022

Jayson Ang – March 27, 2023 –

TLDR The Urban Redevelopment Authority (URA) Flash Estimates for Q4 2022 show a 0.1% increase in non-landed private home prices...

All Blog Posts Buying Tips

Beware! Spot These Warning Signs Before Making a Home Purchase!

Jayson Ang – December 21, 2022 –

TLDR When purchasing a property in Singapore, it is crucial to thoroughly assess various aspects of the home to avoid...

Mandarin Top 5

Top 5 Reasons Why Singapore’s Property Market Is A Haven For High Net Worth Investors

Jayson Ang – September 26, 2024 –

Singapore's property market has long been a magnet for high net worth investors, both local and international. The city-state's strategic...

All Opinion Selling Tips

Punggol Northshore HDB Flats Reaching MOP: Navigating the Resale Window

Jayson Ang – January 26, 2026 –

TLDR In 2025, around 1,765 HDB flats from Northshore Residences I & II and Northshore StraitsView in Punggol’s Northshore will...

All Buying Tips Opinion

Pasir Ris: A Quiet Transformation into a Family Hotspot

Jayson Ang – May 6, 2026 –

TLDR Pasir Ris has transformed over the past decade from a quiet beach town into a family-friendly hotspot, driven by...

All Blog Posts Buying Tips

Resale Viewing Do’s and Don’ts: Expert Advice from a Singapore Real Estate Agent

Jayson Ang – December 19, 2022 –

TLDR The blog post provides valuable insights for first-time buyers on navigating the resale property market in Singapore. It covers...

Mandarin Top 5

5 Insider Tips From Real Estate Experts On How To Get The Best Deal On Property In Singapore

Jayson Ang – March 16, 2024 –

Investing in property can be a great way to build wealth and secure your financial future. However, with Singapore's highly...

Mandarin Top 5

Discover the Best Breakfast in Singapore: Top 5 Must-Try Spots!

Jayson Ang – February 28, 2024 –

Trying out some of the best breakfast places, I've put together a list of the top 5 must-try breakfast spots...

All Blog Posts Buying Tips

Should We Upgrade to a Condo Now or Wait for Interest Rates to Go Down?

Jayson Ang – January 18, 2023 –

TLDR Considering the Singapore property market trends and financial factors, it's crucial to make informed decisions about upgrading from an...

All Blog Posts Opinion

What is Buyer’s Stamp Duty (BSD) in Singapore and How Does It Work?

Jayson Ang – February 14, 2023 –

TLDR When it comes to navigating the Additional Buyers Stamp Duty (ABSD) in Singapore, legal strategies are available to overcome...

Mandarin Top 5

The Top 5 Impact Of Singapore’s Ageing Population On The Property Market And Investment Opportunities

Jayson Ang – July 26, 2024 –

Singapore's ageing population is having a significant impact on the property market and investment opportunities. The top five effects include:...

All Blog Posts Buying Tips

Buying a Second Property – 3 Key Factors to Consider

Jayson Ang – June 18, 2023 –

TLDR When navigating the complexities of purchasing a second property in Singapore, ensure you meet eligibility criteria, consider affordability factors...

All Buying Tips

A Comprehensive Guide for Buying Landed Real Estate in Singapore

Jayson Ang – February 26, 2024 –

TLDR When it comes to buying landed property in Singapore, there are three main types: terrace houses, semi-detached homes, and...

All Blog Posts Buying Tips

Identifying a Good Investment Property: A Guide

Jayson Ang – July 25, 2023 –

TLDR When it comes to navigating the real estate market in Singapore, understanding key factors can make a significant difference...

All Opinion

Budget 2024: What To Expect For The Singapore Residential Market?

Jayson Ang – February 18, 2024 –

TLDR In 2025, owner-occupiers of residential properties can benefit from property tax relief based on the Annual Value Band. Retirees...

Mandarin Top 5

Singapore’s Best Kept Real Estate Secrets: 5 Insider Tips for Savvy Investors

Jayson Ang – May 29, 2023 –

Singapore's Best Kept Real Estate Secrets: 5 Insider Tips for Savvy Investors Here are 5 insider tips for those looking...

All Buying Tips Opinion Selling Tips

$1.5 Million HDB Flats: Their Locations and Reasons Behind Being Singapore’s Priciest Public Housing

Jayson Ang – December 2, 2025 –

TLDR Singapore’s HDB resale market has entered a new phase, with at least 13 flats sold for $1.5 million or...

Mandarin Top 5

Top 5 Instagram-Worthy Spots in Singapore

Jayson Ang – February 21, 2024 –

Singapore, a beautiful city-state known for its stunning architecture, lush greenery, and vibrant culture, is a photographer's paradise. The island...