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Rental Cash Damming: Maximizing Tax Efficiency for Real Estate Investors

Theresa Baird
Monday, May 22, 2023
Rental Cash Damming: Maximizing Tax Efficiency for Real Estate Investors

Introduction: Rental cash damming is a powerful financial strategy that allows homeowners with a mortgage on their principal residence to convert personal debt into tax-deductible business or investment debt. By leveraging the cash flows from a rental property, individuals can gradually transform their non-deductible primary residence mortgage into a tax-efficient debt that covers the expenses of their rental property. In this article, we will explore the fundamentals of rental cash damming, who can benefit from it the most, and the advantages it offers for real estate investors.

Understanding Rental Cash Damming: Cash damming is a time-tested methodology used by affluent Canadians to manage debt efficiently and maintain their financial advantage. Instead of using rental income directly to cover rental property expenses, the rental cash damming approach involves using the rental income to pay down the primary residence mortgage. Then, funds are borrowed via a line of credit to cover the rental property expenses. This results in a rapid paydown of the non-deductible primary residence mortgage, which is converted into a tax-deductible investment loan used to support the landlord business. The strategy generates new tax benefits that can be used to pay off mortgages faster and reinvest in building additional wealth.

Who Can Benefit from Rental Cash Damming? The rental cash damming strategy is ideal for homeowners who have a mortgage on their principal residence with at least 15 years remaining on their amortization and also own, or plan to own, a residential investment property. While there are variations of cash damming that may suit self-employed individuals or those interested in capital market investments, this article focuses specifically on the benefits for real estate investors.

Seeking Professional Guidance: Implementing the cash damming strategy requires careful consideration and understanding of its various components. It is highly recommended to seek guidance from a mortgage professional who is well-versed in advanced financial techniques. Consulting with professionals ensures proper implementation and maximizes the benefits of the strategy. Jason Henneberry, founder of Strategy Hub, emphasizes the importance of using one's mortgage as a flexible financial tool and advises seeking professional assistance for effective utilization.

Cash Damming Fundamentals: Before implementing the strategy, several key elements need to be in place. These include having separate bank accounts to track deductible and non-deductible cash flows, as well as a re-advanceable home equity line of credit secured by the primary residence. The cash damming approach utilizes the gross rental income to pay down the non-deductible primary residence mortgage, draw from the line of credit for rental property expenses, and leverage tax refunds to accelerate mortgage repayment.

Maintaining a Strong Credit Score: To make the strategy work, real estate investors or rental property owners should have a high credit score. Lenders offering the necessary products for executing cash damming require AAA borrowers. Maintaining a solid credit rating enables access to lending products with advanced features and functionality, which are crucial for successful cash damming.

Advantages of Rental Cash Damming: The primary advantage of rental cash damming is the substantial tax savings it offers. By reorganizing cash flows efficiently, rental property owners can reduce their primary residence mortgage, convert non-deductible debt into tax-efficient business debt, deduct interest charges against income, and generate tax refunds. These tax refunds can be applied as additional pre-payments on the mortgage, accelerating the amortization process. The savings generated through cash damming can lead to significant interest and tax savings over the life of the mortgage and contribute to building long-term wealth.

Getting Started with Rental Cash Damming: To embark on the cash damming strategy, it is essential to seek guidance and support from professional advisors who understand its mechanics. A mortgage broker can help select the right mortgage structure, while a realtor can assist in sourcing rental properties with maximum cash flows. Consulting with a certified tax professional ensures proper deductions and eligibility of rental property expenses. Additionally, self-employed individuals and market investors can also explore cash damming for business and investment expenses, with guidance from a tax professional.

Conclusion: Rental cash damming is a sophisticated financial strategy that offers real estate investors significant tax benefits and accelerated mortgage repayment. While it requires careful planning, self-control, and steadfast implementation, the long-term advantages can be substantial. Seeking guidance from a mortgage professional and a tax specialist who fully understand the strategy is crucial for successful implementation. By leveraging the power of cash flows and tax efficiency, rental cash damming empowers individuals to optimize their mortgage and create a solid foundation for wealth-building in the future.


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