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Should You Buy an Asset to Save Tax? Or Are You Letting the Tax Tail Wag the Dog?

Written by George Diab CA(SA)

There is a conversation I have with clients every year, usually around VAT deadlines or provisional tax season. The numbers are calculated. The liability is clear. The payment date is approaching.

And then the question comes:

“Shouldn’t we rather buy something (a vehicle or equipment),  instead of paying all that tax?”

The logic seems intuitive: if we spend the money, we reduce our tax payable. So instead of paying SARS, let’s buy an asset.

At first glance, it feels like a smart move, but I’ve never been entirely comfortable with the thinking. Not because buying assets is wrong. But because the motivation often is.

The Psychology Behind the Question

Tax is emotional.

When a business is growing and profitable, tax payments increase. That increase feels like money leaving the business without “getting anything back.” Unlike buying equipment, hiring staff, or expanding operations, paying tax feels unproductive. There’s no tangible asset. No visible return.

But here’s the uncomfortable truth:

If you’re working with a competent accountant and tax advisor, your tax position should already be optimised. Planning should already be in place. Structures should already be efficient.

Which means the tax you’re paying is not an “avoidable” tax. It’s tax on genuine profitability.

And that’s not a bad problem to have.

When Buying the Asset Makes Perfect Sense

Let’s be clear, sometimes buying the asset is absolutely the right decision. If the business genuinely needs it – if it will increase capacity, improve efficiency, unlock new revenue streams, or strengthen margins – then it should be purchased.

But notice something important: That conversation should happen independently of the tax payment.

Strategic capital expenditure should be driven by growth plans, operational needs, and return on investment, not by the calendar date of a SARS payment. If a delivery vehicle will allow you to service 30% more customers, increase turnover, and improve margins, then it’s an investment decision. Not a tax decision. If upgrading equipment will reduce downtime and materially improve productivity, then again, it’s strategic. In those cases, the tax deduction is a secondary benefit and not the primary driver. And that distinction matters

The Hidden Blind Spot

Where I grow concerned is, when the reasoning becomes:

“Let’s buy something so we don’t have to pay tax.”

Because here’s the reality.

If you spend R1,000,000 on an asset purely to reduce tax, you don’t “save” R1,000,000. You save the tax portion, perhaps 27%, in a corporate structure. The remaining 73% is still money that has left your bank account. You have converted cash into an asset that will depreciate. It may require maintenance and insurance. It may also require financing. And most importantly, it may not generate incremental income.

This is the blind spot.

Tax deductions do not create profitability. They reduce taxable income. That is very different. If the asset does not generate returns greater than its cost of capital and associated expenses, the business is worse off, even if the tax bill is smaller. A business that makes reactive purchases at tax time often finds itself asset-heavy but cash-constrained. And cash is oxygen in a business.

The Difference Between Strategy and Reaction

When tax payments drive capital expenditure decisions, it often reveals something deeper:

Either the business lacks a clearly defined capital allocation strategy, or it is emotionally reacting to the discomfort of paying tax. Strategic businesses plan capital expenditure in advance. They forecast growth, allocate capital deliberately, and carefully assess return on investment. Reactive businesses scramble before tax deadlines. The difference is not technical. It is behavioural.

My Professional View

Tax should be managed proactively, but it should never be the primary driver of business decisions. If you need the asset and it aligns with your growth strategy, buy it! Whether or not a tax payment is due. If you do not need the asset, and the only reason you are considering it is to reduce tax, pause and ask yourself:

“If there were no tax benefit attached to this purchase, would I still make it?”

That single question often clarifies everything

A Broader Perspective

There is also a mindset shift required.

Tax is not money “lost.” It is a by-product of profitability.

The real objective is not to minimise tax at all costs. The real objective is to maximise after-tax profitability and long-term value. Sometimes the most strategic move is simply to pay the tax, preserve liquidity, and keep capital available for when a genuine growth opportunity presents itself. Liquidity gives you options. Options give you power. An unnecessary asset gives you neither.

Final Thought

The phrase “don’t let the tax tail wag the dog” is not just a cliché. It is a capital allocation principle.

Tax planning is important.

Efficiency is important.

Optimisation is essential.

But a good strategy starts with business fundamentals – growth, cash flow, return on capital – and tax planning supports that strategy. It does not dictate it. The goal is to build a business so strong, so profitable, and so strategically managed that tax becomes a sign of success, not a trigger for reactive decisions. And that shift in thinking changes everything.