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Business Transactions, Vouchers and Accounting Equation



Business Transactions And Source Document

As discussed in the chapter on Basic Accounting Terminology, a Business Transaction is an economic event that changes the financial position of an entity and is measurable in monetary terms. These transactions are the foundation of the accounting process. Examples include buying or selling goods, receiving or paying cash, incurring expenses, or taking loans.


For a transaction to be recorded in the books of accounts, there must be reliable and objective evidence that it occurred. This evidence is provided by Source Documents. Source documents are the original written records that verify a transaction. They are crucial for the Objectivity Concept in accounting.

Examples of Source Documents:

Source documents serve as the basis for preparing accounting vouchers and are essential for verifying the accuracy of accounting records during an audit. Maintaining proper source documents is a legal requirement for businesses in India.


Preparation Of Accounting Vouchers

An Accounting Voucher is a written document prepared on the basis of a source document, authorising and summarising a business transaction for the purpose of recording it in the books of accounts. While the source document is the evidence that a transaction took place, the accounting voucher is the document prepared internally by the business to initiate the accounting entry.

Vouchers are typically pre-numbered and prepared chronologically. They contain details like the date, voucher number, amount, narration (brief description of the transaction), names of the accounts to be debited and credited, and authorisation signatures.

Types of Accounting Vouchers:

Example 1. Voucher Preparation.

A business in Pune pays monthly rent of ₹15,000 by cheque on 5th July 2024. The source document is the rent receipt/agreement and the bank statement showing the cheque payment.

Answer:

Based on the source document, a Debit Voucher would be prepared.

Details on the voucher would include:

  • Voucher No. (e.g., PV/2024-25/005)
  • Date: 05.07.2024
  • Debit: Rent Account ₹15,000
  • Credit: Bank Account ₹15,000
  • Narration: Being rent paid for July 2024 by cheque.
  • Amount: ₹15,000
  • Prepared by: (Signature)
  • Authorised by: (Signature)
  • Supported by: Cheque No. ______, Rent Receipt/Agreement

This debit voucher then serves as the internal document for recording the transaction in the Journal and Cash Book.

Proper voucher preparation ensures that all transactions are authorised, documented, and accurately recorded, strengthening the internal control system of the business.



Accounting Equation

The Accounting Equation is the fundamental principle of the double-entry system of accounting. It expresses the relationship between a business's Assets, Liabilities, and Capital (Owner's Equity). This equation holds true at all times and after every transaction.


The Fundamental Equation

Assets = Liabilities + Capital

This equation can also be expressed as:

Assets - Liabilities = Capital

Or

Assets - Capital = Liabilities

Accounting Equation Balance

Derivation/Explanation:

The total resources owned by a business are its Assets. These resources have been provided by two sources:

Therefore, the total resources (Assets) must always equal the total claims against those resources (Liabilities + Capital).


Impact of Transactions on the Accounting Equation

Every transaction affects at least two components of the equation, but the equation always remains in balance. The total of the left side (Assets) will always equal the total of the right side (Liabilities + Capital).

Examples of Transactions and their effect on the Accounting Equation:

Example 2. Transaction 1: Mr. Arun started business with cash ₹1,00,000.

Answer:

Assets (Cash) increase by ₹1,00,000.

Capital (Owner's Investment) increases by ₹1,00,000.

Assets = Liabilities + Capital
Cash: ₹1,00,000 = ₹0 + ₹1,00,000
Total: ₹1,00,000 Total: ₹0 Total: ₹1,00,000

Equation is in balance: ₹1,00,000 = ₹0 + ₹1,00,000


Example 3. Transaction 2: Purchased goods for cash ₹30,000.

Answer:

Assets (Goods/Stock) increase by ₹30,000.

Assets (Cash) decrease by ₹30,000.

Previous Equation: Assets ₹1,00,000 = Liabilities ₹0 + Capital ₹1,00,000

Assets (Cash) + Assets (Stock) = Liabilities + Capital
₹1,00,000 - ₹30,000 + ₹30,000 = ₹0 + ₹1,00,000
₹70,000 + ₹30,000 = ₹0 + ₹1,00,000
Total: ₹1,00,000 = Total: ₹0 Total: ₹1,00,000

Equation is in balance: ₹1,00,000 = ₹0 + ₹1,00,000


Example 4. Transaction 3: Purchased goods on credit from Mr. Vikas ₹20,000.

Answer:

Assets (Goods/Stock) increase by ₹20,000.

Liabilities (Creditors - Mr. Vikas) increase by ₹20,000.

Previous Equation: Assets (Cash ₹70,000 + Stock ₹30,000) = Liabilities ₹0 + Capital ₹1,00,000

Assets (Cash) + Assets (Stock) = Liabilities (Creditors) + Capital
₹70,000 + ₹30,000 + ₹20,000 = ₹0 + ₹20,000 + ₹1,00,000
₹70,000 + ₹50,000 = ₹20,000 + ₹1,00,000
Total: ₹1,20,000 = Total: ₹20,000 Total: ₹1,00,000

Equation is in balance: ₹1,20,000 = ₹20,000 + ₹1,00,000


Example 5. Transaction 4: Sold goods costing ₹40,000 for ₹60,000 cash.

Answer:

Assets (Cash) increase by ₹60,000 (amount received).

Assets (Goods/Stock) decrease by ₹40,000 (cost of goods sold).

The difference (₹60,000 - ₹40,000 = ₹20,000) is Profit, which increases Capital.

Previous Equation: Assets (Cash ₹70,000 + Stock ₹50,000) = Liabilities (Creditors ₹20,000) + Capital ₹1,00,000

Assets (Cash) + Assets (Stock) = Liabilities (Creditors) + Capital
₹70,000 + ₹60,000 + ₹50,000 - ₹40,000 = ₹20,000 + ₹1,00,000 + Profit (₹20,000)
₹1,30,000 + ₹10,000 = ₹20,000 + ₹1,20,000
Total: ₹1,40,000 = Total: ₹20,000 Total: ₹1,20,000

Equation is in balance: ₹1,40,000 = ₹20,000 + ₹1,20,000


Example 6. Transaction 5: Paid rent ₹5,000.

Answer:

Assets (Cash) decrease by ₹5,000.

Rent is an Expense, which reduces Profit, and thus reduces Capital.

Previous Equation: Assets (Cash ₹1,30,000 + Stock ₹10,000) = Liabilities (Creditors ₹20,000) + Capital ₹1,20,000

Assets (Cash) + Assets (Stock) = Liabilities (Creditors) + Capital
₹1,30,000 - ₹5,000 + ₹10,000 = ₹20,000 + ₹1,20,000 - Expense (₹5,000)
₹1,25,000 + ₹10,000 = ₹20,000 + ₹1,15,000
Total: ₹1,35,000 = Total: ₹20,000 Total: ₹1,15,000

Equation is in balance: ₹1,35,000 = ₹20,000 + ₹1,15,000

The Accounting Equation is a powerful tool for understanding the double-entry system and how every transaction impacts the financial structure of a business while maintaining balance. It forms the basis for preparing the Balance Sheet.