Introduction to Accounting Concepts and Conventions
Welcome to one of the most important chapters in your Unit 1: The Accounting System and Costing studies! If you have ever wondered why all accountants follow the same patterns, it is because of accounting concepts and conventions. Think of these as the "ground rules" or the "DNA" of accounting. Without these rules, every business would record its profits differently, making it impossible for investors or managers to compare one business to another.
In this chapter, we will look at the core principles that guide how we record transactions and prepare financial statements. Don't worry if some of these sound like "business speak" at first—we will break them down into simple, everyday ideas!
The Role of International Accounting Standards (IAS)
Before we dive into the specific concepts, it is important to know about International Accounting Standards (IAS). These are a set of international rules that tell accountants exactly how to report certain transactions.
Why do we use them?
Imagine if you were playing a game of football, but one team followed Brazilian rules and the other followed English rules. It would be a disaster! Similarly, because businesses operate globally, we use IAS to ensure that financial statements are consistent, comparable, and reliable across different countries. For your Pearson Edexcel IAL exam, you are required to use IAS terminology (like "Statement of Financial Position" instead of "Balance Sheet").
The Fundamental Concepts
There are several key concepts you need to master. Let's look at them one by one.
1. Business Entity Concept
This rule states that the business is a separate "person" from the owner. Even if you are a sole trader and own the whole shop, your personal bank account and the shop's cash register must be kept completely separate.
- Example: If an owner buys a family car using their own money, it is not recorded in the business books. If the owner takes \( \$50 \) from the till to buy their own lunch, this is recorded as Drawings, not a business expense.
2. Going Concern Concept
When we prepare accounts, we assume the business will continue to operate for the foreseeable future (usually at least the next 12 months). We assume the business has no intention or need to close down.
- Why it matters: Because of this concept, we record non-current assets at their carrying value (cost minus depreciation) rather than what we could sell them for if we were having a "fire sale" today.
3. Historic Cost Concept
This rule states that all assets and transactions should be recorded at their original cost price (the price actually paid to buy them).
- Example: If a business bought a piece of land for \( \$100,000 \) in 1990, it remains in the books at \( \$100,000 \), even if it is worth \( \$1,000,000 \) today. It is factual and can be proven by a receipt.
4. Money Measurement Concept
Accounting only records information that can be expressed in monetary terms (dollars, pounds, etc.).
- The Catch: This means very important things—like having a highly skilled workforce, a great location, or a famous brand name—are not recorded in the ledger accounts because you cannot accurately put a dollar value on them.
5. Accruals (Matching) Concept
This is a big one! It says that revenue and expenses should be recorded in the period they occur, regardless of when the cash actually changes hands. We "match" the expenses of a period against the income earned in that same period.
- Example: If you receive an electricity bill for \( \$200 \) in December but don't pay it until January, the \( \$200 \) expense must be recorded in the December accounts because that is when the electricity was used.
- Quick Note: This is why we make adjustments for accruals and prepayments in financial statements!
6. Prudence Concept
This is the "safety first" rule. It ensures that profits and assets are not overstated, and losses and liabilities are not understated. If you are unsure about a value, you should choose the one that is least likely to overstate the business's financial health.
- The "Golden Rule" of Prudence: Never account for a profit until it is realized, but account for all possible losses as soon as they are likely.
- Example: Creating an Allowance for irrecoverable debts is an application of prudence. We are being cautious by preparing for the possibility that some customers won't pay.
7. Consistency Concept
This rule says that once a business chooses an accounting method (like the straight-line method for depreciation), it should continue to use that same method every year.
- Why? If a business keeps changing its methods, it becomes impossible to compare this year's profit to last year's profit. You would be "comparing apples to oranges."
8. Materiality Concept
This is the "common sense" rule. It states that accounting standards only apply to significant (material) items. An item is material if its omission or misstatement would influence the decision of a user of the accounts.
- Example: A stapler might last for 5 years, making it a "non-current asset." However, it only costs \( \$5 \). Recording depreciation on a \( \$5 \) stapler every year is a waste of time. Instead, we treat it as an office expense (revenue expenditure) because the amount is immaterial.
9. Realisation Concept
Profit is only considered "earned" when the legal ownership of goods passes to the customer, and the customer has an obligation to pay for them.
- Example: If a customer calls you in June to say they intend to buy a car in August, you cannot record the profit in June. You must wait until the car is delivered and the invoice is raised in August.
Summary Table for Quick Revision
Use this table to quickly test your memory!
| Concept | In a nutshell... |
|---|---|
| Business Entity | Owner and business are separate. |
| Going Concern | The business will keep trading. |
| Historic Cost | Record at the price you paid. |
| Money Measurement | Only record things with a price tag. |
| Accruals | Match timing of income and expenses. |
| Prudence | Don't be over-optimistic; show losses early. |
| Consistency | Don't change your methods every year. |
| Materiality | Don't sweat the small (cheap) stuff. |
| Realisation | Profit is only made when the sale is official. |
Common Mistakes to Avoid
1. Confusing Prudence and Accruals: Students often mix these up. Accruals is about timing (when did it happen?), while Prudence is about caution (is this value too high?).
2. Ignoring the Business Entity: Remember, if the owner takes cash for personal use, it is Drawings. It does not reduce the profit for the year; it reduces the owner's capital.
3. Forgetting Depreciation: Depreciation is a perfect example of two concepts working together: Accruals (matching the cost of the asset to the years it helps earn revenue) and Prudence (not overstating the value of the asset on the Statement of Financial Position).
Quick Review Quiz
Try to answer these in your head:
- Which concept says we should record a \( \$2 \) wastepaper bin as an expense rather than a non-current asset? (Answer: Materiality)
- Which concept requires us to create an allowance for doubtful debts? (Answer: Prudence)
- Which concept is being followed when we use the same 10% reducing balance method for depreciation every year? (Answer: Consistency)
Top Tip: In the exam, you might be asked to "identify and explain" a concept based on a scenario. Always state the name of the concept clearly, then explain how it applies to the specific story in the question!