Accountancy · Ch 2 — Theory Base of Accounting
Generally Accepted Accounting Principles
Generally Accepted Accounting Principles
The Need for a Common Accounting Language
Imagine trying to read a financial statement where every accountant used their own personal rules. One person might record a building at its purchase price, another at its current market value, and a third at what they think it could sell for next year. Comparing such statements would be impossible. To prevent this chaos, the accounting profession has developed a set of widely accepted rules and guidelines known as Generally Accepted Accounting Principles (GAAP).
GAAP is the common language of business finance. It ensures uniformity and consistency in how transactions are recorded and how financial statements are prepared and presented. Without GAAP, users of financial information — investors, creditors, the government — could not trust or compare the reports of different businesses.
What GAAP Actually Is
The term "Generally Accepted Accounting Principles" is a broad umbrella. It covers everything from fundamental assumptions to specific rules. The American Institute of Certified Public Accountants (AICPA) defines a principle as "a general law or rule adopted or professed as a guide to action, a settled ground or basis of conduct or practice." The word "generally" means these rules apply to many persons, cases, or occasions — they are not custom-made for one business.
GAAP is not a single, rigid lawbook. It is a collection of concepts, conventions, postulates, assumptions, and modifying principles that have evolved over time. These terms are often used interchangeably in practice, and in this chapter, they are all referred to as Basic Accounting Concepts.
A Concrete Example: The Principle of Historical Cost
To see GAAP in action, consider one of its most important rules: transactions must be recorded at their historical cost. This means you record an asset at the price actually paid for it, as evidenced by a verifiable document like a cash receipt or invoice.
Why is this rule so important? Because it brings objectivity into the accounting process. The purchase price is a fact that can be proven. If instead you recorded the asset at its "current market value," that value is an opinion — it changes daily and differs from person to person. By sticking to historical cost, accounting statements become more reliable and acceptable to all users.
How GAAP Evolves
GAAP is not static. It has developed over a very long period, shaped by:
- Past experiences and customs
- Statements by individual experts and professional bodies (like the Institute of Chartered Accountants of India)
- Regulations by government agencies
As the legal, social, and economic environment changes, and as the needs of financial statement users change, GAAP also changes. What was acceptable practice fifty years ago may not be acceptable today.
Concepts vs. Conventions: A Fine Distinction
While the terms are used interchangeably, there is a subtle difference worth understanding: …