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Spend or save? The 50/30/20 rule

From a young age, we’re taught that saving is a virtue and spending is an excess. But like most absolutes, the truth often lies in all the exceptions to the rule. Here are ways to find “budgeting balance” in a world where everything competes for your money.


For most of us, payday is the relief we look forward to, and debit-order day is the reality we dread. This monthly cycle between “enough” and “not enough” drives a lot of internal anxiety: one moment we feel in control, the next we feel over-extended.

First off, let’s admit that saving is hard in the current economy. With the high increases in the cost of living and multiple interest-rate hikes over the last two years, many households feel immense financial pressure – just ask anyone paying off a home loan or a car how much more costly their debt has become.

But as much as we’re urged to save, we should also appreciate spending is not always the opposite of saving. Spending can even become savings in productive and protective ways, like paying for an education for a future job, or paying an insurance premium to cover a future uncertainty. Even purely discretionary spending, like taking a holiday with friends or paying for a group dinner can be an investment in social capital by strengthening networks and opportunities over time, all of which can pay dividends in the future.

But how do you manage this in the context of a household budget? A useful guideline to follow is the 50/30/20 rule.

Join us for the Investing in Life content series as we explore the art of investing in your most valuable asset - you. View the full series here.

 

What is the 50/30/20 rule?

The 50/30/20 rule is a balanced budgeting guideline which says to spend 50% of your after-tax income on needs, 30% on wants, and 20% on savings. These ratios are not meant to be hard and fast “rules” but can guide you in differentiating necessary versus discretionary spending. But what does this practically mean? Let’s break it down, starting with savings.

 

20% | Start with your savings

Saving is essential to protect your future, which is why disposable income should come after you’ve saved, not before. Consider paying yourself first through a monthly debit order to help you create discipline. If you don’t, it’s just too easy to spend more on “wants” than you planned.

It’s important to prioritise your savings strategy so you cover the essentials, like creating a cash buffer, before committing to a longer-term investment lock-in.

READ MORE: When to save and when to invest

 

Here's what this might look like

  • Level 1: Set yourself up for success

    Emergency funds

    Emergency cash reserves help you cover unexpected expenses without taking on unnecessary debt. It will always be tempting to dip into your long-term savings to fund a short-term need or want, with the promise of paying yourself back later, and if you create a pattern of doing this, you’re working against the value of compound interest over time.

    Avoid that trap by letting your long-term savings do the long-term work and ringfencing emergency funds.

    Debt repayments

    Pay down your most expensive debts quickly, such as short-term loans and credit card debt. These attract high interest rates and can undermine your wealth-building efforts.

    Debt is also more expensive the longer you choose to pay it off, and you can free up a lot of cash flow by paying it off sooner. For example, paying off a R1.5 million home loan at 11.75% interest over 15 years instead of 20 years could save you nearly R700 000 in interest charges.

    READ MORE: How to avoid the debt trap

    Life insurance

    It’s imperative to financially protect yourself against illness and injury, which cost much more than most people realise. These benefits support you while you’re alive.

    Without financial protection in place, many people deplete their savings and go into more debt trying to fund their recovery.

    While some kinds of life insurance may be covered under your employer’s group benefits, it’s worth asking for details about this cover especially whether disability and major disease triggers a payout or not and what kind of waiting periods you can expect.

    READ MORE: Invest in yourself now – because “later” is not a risk worth taking

  • Level 2: Take advantage of tax benefits

    Because you are taxed on your earnings (including earnings from investments), when the Government offers you a tax benefit, you should take full advantage of it.

    Retirement contributions

    These funds are crucial to protecting your future financial health. South Africa recently introduced a two-pot retirement system to help South Africans maintain financial stability. Some companies mandate minimum retirement deductions off your gross salary, so count them under this section.

    Your specific retirement contributions will depend on when you started, when you plan to retire, and how much you need to maintain your standard of living post retirement, just remember that compound interest becomes more powerful over time. Read about the importance of retirement planning for a generation living longer than ever here.

    Tax-free savings

    SARS lets you save up to R36,000 each year without tax on the growth you earn, up to a lifetime limit of R500,000. Learn more.

  • Level 3: Life of prosperity

    Unit trusts

    Local and offshore unit trusts offer different levels of exposure to bonds, equities and property. Because money is pooled together, fund managers can use collective capital to secure investment opportunities that an individual might not have access to alone. Capital is also often spread across different kinds of investment instruments, reducing risk through diversification. Speak to your financial adviser about what’s right for you here.

  • Level 4: Build and diversify your legacy

    Alternative investments

    These are financial assets that do not conform to the traditional categories of income, equity and cash, for example structured products, private equity investments and even buying artworks that appreciate over time.

    Gift your life insurance

    Consider gifting the Life Cover portion of your life insurance to a charity of your choice to leave a legacy that outlives you. This can have life-changing impacts on those who need it most.


   

50% | Assess needs honestly

Needs are the expenses you must pay to survive, such as rent or home loan repayments, medical aid, groceries, car repayments, school fees, and utility bills.

Using the 50% allocation is especially helpful in deciding what rental bands or car repayment levels are genuinely affordable for you. For example, you may need a car to get to work and back, but it doesn’t need to be a luxury SUV. Similarly, a place to live is a necessity, but it doesn’t need to be a four-bedroom house in a neighbourhood outside your price range.

The key is to self-assess honestly and make a balanced judgment, keeping a full view of your financial life in mind.


   

30% | Enjoy the wants

Wants are lifestyle choices layered over and above your needs – the things you do for pleasure, leisure and entertainment, like a Netflix subscription, a gym membership, eating out, designer goods, and holidays.

Buying and experiencing the things you love releases dopamine and can psychologically validate the hard work you put into your job. Experiences, in particular, can create powerful memories and connections with others, which research shows make us happier than material purchases.

Some of these moments are best enjoyed when you’re younger – when you can walk a city flat and have it feel like an adventure rather than a hindrance. Spending money in this way often means self-growth and fulfilment – just do it within your budget.

We know finding balance in this area can be overwhelming. But it underscores the value of holistic financial planning, which involves building a plan appropriate to your individual needs with objective advice. If done correctly, you can be well on track with your savings goals and spend without jeopardising your financial future.

LEARN MORE: Saving and investing made simple

FAQs

  • Does the 50/30/20 rule cover retirement planning?

    The 50/30/20 rule is more of an initial budgeting guideline and may not be sufficient for retirement planning. It allocates 20% to savings, which may not meet long-term retirement goals.

    Retirement planning typically requires more aggressive savings, investment strategies, and careful planning based on income, future expenses, and financial goals beyond basic budgeting.

    READ MORE: Achieving financial harmony | Notes for investing success

  • Is the 50/30/20 budget rule after taxes?

    Yes, the 50/30/20 rule applies after taxes. It helps manage spending and build financial security based on your after-tax earnings.

    Read more: How to maximise your tax savings

Insurance and investment solutions to fit your lifestyle
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  • Disclaimer

    Disclaimer

    The information contained in this video is intended for information purposes only and should not be regarded as financial advice.

    Investec Life Limited, a member of the Investec Group, is a licensed Life Insurance Company and an authorised Financial Services Provider (FSP number 47702). Terms and conditions apply.

    Investec Wealth & Investment International (Pty) Ltd, registration number 1972/008905/07. A member of the JSE Equity, Equity Derivatives, Currency Derivatives, Bond Derivatives and Interest Rate Derivatives Markets. An authorised financial services provider, license number 15886. A registered credit provider, registration number NCRCP262.

    Focus and its related content is for informational purposes only. The opinions featured on the site are not to be considered as the opinions of Investec and do not constitute financial or other advice. The information presented is subject to completion, revision, verification and amendment.

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