Inventory vs stock is a difference of dialect, not of accounting: both words mean the goods a business holds to sell or use up. The UK tax authority calls the two terms "equivalent and interchangeable". American English says inventory, British English says stock, and the international accounting standard, IAS 2, says inventories.
Many articles claim that stock means finished goods only, while inventory adds raw materials and work in progress. None of the standards and tax laws below draws that line. The words do differ in three places, and those are worth knowing.
What the standards and tax laws say
The authorities below give the two words the same scope. The table sets the sources side by side.
| Source | Word used | What it covers |
|---|---|---|
| IFRS: IAS 2 and IFRS for SMEs Section 13 | Inventories | Goods held for sale, goods being made for sale, and materials or supplies used up in production or in a service |
| HMRC, the UK tax authority | Stock, "equivalent and interchangeable" with inventory | Raw materials and consumables, work in progress, finished goods and goods for resale |
| Uganda's Income Tax Act, section 2 | Trading stock | Anything produced, made or bought for manufacture, sale or exchange, and consumable stores |
| The popular blog definition | Stock as finished goods only | None of the sources above uses it |
The IFRS Foundation's IAS 2 is the inventory standard used across most of Africa. HMRC's business income manual lists raw materials inside "stock", the opposite of the blog split.
Uganda's tax law, in URA's July 2021 reprint, defines "trading stock" to include goods acquired for manufacture and "consumable stores". In law and in the books, stock is the whole of inventory.
Why the finished-goods split gives the wrong number
The split matters as soon as you put a value on it. A business that counts only finished goods as stock understates its assets.
For example, a bakery in Accra, Ghana, closes the month with these goods. The figures are illustrative, not a real bakery's.
| Goods | Type of inventory | GHS |
|---|---|---|
| Flour, sugar, margarine and yeast in the store | Raw materials | 12,000 |
| Dough proving and loaves in the oven at closing | Work in progress | 800 |
| Bread and cakes on the shelf | Finished goods | 3,500 |
| Bread bags and labels | Materials used up in production | 600 |
| Inventories on the balance sheet | 16,900 |
Under the blog split, the bakery's "stock" would be GHS 3,500. Its accounts must show GHS 16,900, because IAS 2 counts all four lines. A loan officer or a buyer of the business reads the second figure.
Calling all four lines "stock" is correct. That is how British usage, HMRC and Uganda's tax law read the word.
The four groups are covered in the types of inventory.
Where the two words really differ
The words part ways in three places, none of them about finished goods.
1. Stock also means shares
In American English, "stock" often means shares in a company, as in the stock market. A page like Charles Schwab's "What are stocks?" is about shares, not goods. American writers and software say "inventory" for goods, and an American reader may read "stock" as shares.
2. An inventory can be a list
"Inventory" also means a written list of items in a place, with no sale in mind. A landlord's inventory and condition form lists a flat's fittings, and a removal company takes an inventory of household goods. "Stock" never carries that meaning.
3. A farmer's livestock is not inventory
Cattle, goats and poultry on a farm are biological assets under IFRS, accounted for under IAS 41, not IAS 2. They become inventory only after slaughter or harvest. A butcher's meat is inventory; the herd on the farm is not.
Stock and inventory terms, and where they live in ArmPOS
Shop software uses both words for the same goods, often on the same screen. ArmPOS is a fair test: its reports say "stock" and "inventory" side by side.
| Term | Meaning | Where it is in ArmPOS |
|---|---|---|
| Stock on hand | Units of a product you hold now | Current Stock in the Stock Report; STOCK ON HAND in Inventory Valuation |
| Stock alert, or reorder level | The quantity that tells you to reorder | Stock Alert on each product, listed in Product Quantity Alerts |
| Stock-out | None of a product left to sell | A product at 0 appears in Product Quantity Alerts |
| Stock take, or stock count | Counting what is on the shelves | Count Stock makes a counting sheet by warehouse and category |
| Stock adjustment | A correction after a count | Adjustment: Addition or Subtraction, with a note |
| Inventory valuation | The money value of what you hold | The Inventory Valuation report: stock on hand × cost |
| Dead stock | Stock that has not moved for a set period | The Dead Stock Report, for the last 30, 60 or 90 days |
The guides behind each row are stock reports, count and adjust stock and reports to check every day. Our articles on stock taking and inventory valuation methods go further on two of them.
Which word should you use?
Use the word your reader uses, because the goods are the same. Write "inventories" in IFRS financial statements, follow your tax law's wording on returns, and say "stock" on a shop floor in Kampala, Lagos or Accra.
Whatever you call it, the job does not change: hold enough to sell and not so much that cash sits on the shelf. That balance is the subject of how to avoid overstocking and stockouts.
A point of sale system that tracks stock updates the count with every sale. When you need one tool or two is explained in POS vs inventory management system.
Frequently asked questions
Is stock the same as inventory?
Yes, in accounting and tax. HMRC calls the terms "equivalent and interchangeable", and IFRS uses "inventories" for the same goods. The difference is regional: British and Commonwealth English say stock, American English says inventory.
Does stock include raw materials?
Yes. HMRC lists raw materials and consumables inside stock, and Uganda's tax law includes goods acquired for manufacture in "trading stock". Only some blog articles limit stock to finished goods.
Is stock an asset?
Yes, a current asset, measured at the lower of cost and net realisable value under IAS 2. See is inventory an asset for the exceptions.
Why do Americans say inventory instead of stock?
It is regional usage. In American English, "stock" most often means company shares, and "inventory" is the usual word for goods. British and Commonwealth usage kept "stock" for goods, as in "stock take" and "in stock".
Ready to see stock on hand and its value in one place? Create a free ArmPOS account, add your products with their opening stock, and sell from your phone or computer. The Starter plan is free and needs no card.
