Why a big purchase is not a one-time expense: depreciation in plain words
You bought a delivery vehicle and expected the whole cost to count this year. Here is why it is spread out, and why that is not the office being difficult.
You buy a delivery vehicle, an oven, or a set of computers for the shop. It is a large amount, it left your account in one go, and it feels like the year's biggest expense. When you get to your books, you find you cannot simply subtract the whole thing this year.
That is depreciation, and it is one of the most common surprises for a first-time business owner. It is also, once you see the logic, not unreasonable.
Buying a thing is not the same as spending money
Think about two payments. In one, you buy fuel: it is burned, gone, and it helped you earn this month. In the other, you buy the vehicle that burns the fuel: it is still sitting outside, and it will help you earn for years.
The first is an expense. The second is a swap, cash for an asset of similar value. Your business is not poorer for having done it; it holds a vehicle instead of the cash.
That is why the full purchase price does not become this year's expense. Not because anyone is denying you the cost, but because the cost has not happened yet. It happens gradually, as the vehicle wears out.
Depreciation is that wearing out, put into numbers
Depreciation spreads the cost of a long-lived item across the years it is expected to be useful. Each year, a portion becomes an expense, until the whole cost has been claimed.
An oven expected to serve the bakery for several years contributes a slice of its cost to each of those years. The total you eventually deduct is the same amount you paid. Only the timing is different.
This also makes your books more honest about how the business is doing. Without it, the year you buy equipment looks like a disaster and the following years look better than they are. Neither picture would help you make decisions.
Which purchases this applies to
The general shape: items expected to last beyond a year and to be used in the business rather than sold to customers. Vehicles, machinery, equipment, furniture, computers, and improvements to a place of business are the usual examples.
Two things sit outside it. Stock you buy to resell is not equipment, it is inventory, and it works differently. And land is generally not depreciated, on the reasoning that it does not wear out, though a building standing on it does.
Small tools and low-value items are usually treated as ordinary expenses rather than tracked for years, because the effort of tracking a cheap item outweighs the point. Where exactly that threshold sits, and the periods used for different kinds of assets, are details worth confirming rather than inventing, since they are set out in the rules and are exactly the sort of thing an assessor checks.
What this means for your cash
The most important practical point: depreciation is an accounting entry, not a payment. The money left in the year you bought the asset. In later years you claim an expense with no cash going out.
That is why a business can show a modest profit and still feel comfortable on cash, and equally why a business can feel broke in a year it bought equipment while its books look fine. If you plan purchases by what your profit figure says, this is the gap that catches you.
Keeping it manageable
Keep the purchase documents. The invoice, the date, the amount, and what the item is. Everything about depreciation flows from those facts, and reconstructing them years later is miserable.
Record when an asset enters service, not just when it was bought. Equipment sitting in a box is not yet doing the job it was bought for.
Keep a simple asset list. What you own, when you bought it, what it cost, and what has been claimed. A single sheet is enough for a small business and it answers most questions instantly.
Tell your bookkeeper about disposals. Selling, scrapping, or losing an asset has its own treatment, and an asset that quietly disappears from the yard but stays in the books is a discrepancy waiting to be found.
Bought equipment and unsure how to treat it in your books? Ask AskOnward for a plain answer drawn from the official BIR rules, so you claim it correctly across the years instead of guessing at it once.
This article is for general information and is not affiliated with the government. For official forms and the latest rules, see the Bureau of Internal Revenue at bir.gov.ph.