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COM2FM106 (3) • Foundations of Accounting
Module 3 Notes

University of Calicut • CUFYUGP 2024

COM2FM106 (3): FOUNDATIONS OF ACCOUNTING

MODULE 3: PREPARATION OF ACCOUNTS & DEPRECIATION ACCOUNTING

An Exhaustive Academic Reference: General Ledger Architecture, Posting & Balancing, Comprehensive Cash Books (Single, Double, Triple Column & Petty Cash), Depreciation Accounting Principles (SLM vs. WDV) & Asset Disposal Accounting

Module Structure & Learning Outcomes (Syllabus Hours: 9 | Comprehensive Coverage)

This module provides undergraduate commerce students with the foundational procedural competence required to construct general ledger accounts, manage cash and banking books, and implement statutory depreciation accounting. Key learning outcomes include:

  • Unit 3.1: Preparation of the General Ledger: Meaning, significance, principal book of accounts, standard T-shape format, rules for posting from journal to ledger, and balancing procedures (debit vs. credit balances).
  • Unit 3.2: Comprehensive Cash Book Architecture: Cash Book as both a journal and a ledger, Single Column Cash Book, Two-Column (Cash & Discount / Cash & Bank) Cash Book, and Three-Column (Cash, Bank & Discount) Cash Book.
  • Unit 3.3: Contra Entries & Banking Operations in the Cash Book: Concept, identification, posting mechanics, check endorsements, dishnour of checks, and bank overdraft accounting.
  • Unit 3.4: Petty Cash Book & The Imprest System: Meaning, analytical petty cash book, columns, petty cash voucher controls, and periodic replenishment.
  • Unit 3.5: Depreciation Accounting: Concept, Nature & Statutory Standards: Definition under AS 6 / Ind AS 16, economic rationale, depreciation vs. amortization vs. depletion vs. obsolescence vs. fluctuation.
  • Unit 3.6: Causes and Determining Factors of Depreciation: Physical deterioration, passage of time, exhaustion, economic obsolescence, historical acquisition cost, estimated useful life, and salvage (scrap) value.
  • Unit 3.7: Methods of Depreciation Accounting (SLM vs. WDV): Straight Line Method (Fixed Installment) and Written Down Value Method (Diminishing Balance), mathematical formulas, comparative amortization schedules, advantages, and tax implications under Section 32 of the Income Tax Act.
  • Unit 3.8: Accounting Treatment and Asset Disposal: Recording depreciation directly to Asset Account vs. maintaining a Provision for Depreciation Account, disposal of fixed assets, and Asset Disposal Account mechanics.
  • Empirical Corporate Case Studies: Forensic audit of fixed asset misstatements at Satyam, Indian Railways Depreciation Reserve Fund (DRF) structural deficit, and Tata Motors Ind AS 16 component accounting transition.
  • University Examination Vault: Curated Calicut University exam questions categorized into Part A (Conceptual Short Answers), Part B (Paragraph Analytical Essays), and Part C (Comprehensive Long Essays & Practical Problems).

Unit 3.1: Preparation of the General Ledger: The Principal Book of Accounts

1. Meaning and Structural Significance of the Ledger

While the Journal is the book of prime entry recording transactions chronologically day-by-day, it fails to provide consolidated, real-time intelligence regarding specific accounts. If a business proprietor wishes to ascertain the net balance owed to a particular supplier, the total cash balance in hand, or the cumulative expenditure incurred on office rent over six months, reviewing hundreds of pages of chronological journal entries is practically impossible.

To resolve this operational limitation, all journal entries are systematically classified and transferred to the Ledger — universally termed the Principal Book of Accounts or King of All Books. A ledger is a bound or digital register containing a collection of all personal, real, and nominal accounts maintained by the enterprise.

2. Structural Format of a Ledger Account (The T-Account)

A standard ledger account is divided vertically into two identical halves, resembling the letter T:

  • Left-Hand Side: The Debit Side (Dr.), representing receiving aspects, asset additions, and expense accumulations.
  • Right-Hand Side: The Credit Side (Cr.), representing giving aspects, liability additions, equity capital, and revenue accumulations.
Dr.                                        MACHINERY ACCOUNT                                        Cr.
------------------------------------------------------------------------------------------------------------------------
Date      | Particulars              | J.F. | Amount (₹) | Date      | Particulars              | J.F. | Amount (₹)
------------------------------------------------------------------------------------------------------------------------
2026      |                          |      |            | 2026      |                          |      |
Jan 01    | To Bank A/c              |  04  |   2,00,000 | Dec 31    | By Depreciation A/c      |  18  |     20,000
Jan 05    | To Cash A/c (Erection)   |  05  |     10,000 | Dec 31    | By Balance c/d           |  --  |   1,90,000
------------------------------------------------------------------------------------------------------------------------
          |                          |      |   2,10,000 |          |                          |      |   2,10,000
------------------------------------------------------------------------------------------------------------------------
2027
Jan 01    | To Balance b/d           |  --  |   1,90,000 |          |                          |      |
------------------------------------------------------------------------------------------------------------------------

3. The Mechanics of Ledger Posting and Balancing

Posting is the procedural process of transferring recorded debit and credit transactions from the journal into the respective accounts in the ledger:

  • Prefix Conventions: In manual bookkeeping, entries posted to the debit side are prefixed with the word "To" (signifying that the account is indebted to the corresponding account), while entries on the credit side are prefixed with "By".
  • Journal Folio (J.F.): Records the specific page number of the journal from which the entry originated, ensuring a bidirectional audit trail.
  • Balancing of Accounts: At the close of an accounting period (month, quarter, or year), every account is balanced:
    1. Both sides are summed up. If the total of the Debit side exceeds the Credit side, the difference is written on the credit side as "By Balance c/d" (carried down). This account is said to have a Debit Balance.
    2. If the Credit total exceeds the Debit total, the difference is entered on the debit side as "To Balance c/d". The account has a Credit Balance.
    3. On the first day of the next accounting period, these balances are brought forward: a debit balance is brought down to the debit side as "To Balance b/d" (brought down).

Unit 3.2 & 3.3: Comprehensive Cash Book Architecture & Banking Transactions

1. Dual Character of the Cash Book

The Cash Book holds a unique status in financial accounting — it functions simultaneously as a Book of Original Entry (Journal) and as a Principal Ledger Account. Because all cash and banking receipts and disbursements are entered directly into the Cash Book from source documents (counterfoils, pay-in slips, check stubs), no separate cash or bank account is opened in the general ledger.

2. Typology of Cash Books

Cash Book Type Columns Maintained on Each Side Primary Operational Purpose
Single Column Cash Book Date, Particulars, V.N., L.F., Cash Amount. Suitable for small sole traders who maintain zero commercial bank accounts and conduct business entirely in physical cash.
Two-Column (Double Column) Date, Particulars, V.N., L.F., Cash, and Bank (or Discount). Tracks both physical currency held in the cash till and funds held in scheduled commercial bank checking accounts.
Three-Column (Triple Column) Date, Particulars, V.N., L.F., Cash, Bank, and Discount. Comprehensive commercial format: records cash receipts, bank transactions, and immediate cash discounts allowed/received.
Petty Cash Book Receipts, Date, V.N., Particulars, Total Payment, and multiple analytical expense analysis columns. Records high-frequency, low-value petty disbursements (stamps, tea, courier, stationery) under the Imprest System.

3. Contra Entries: Definition and Mechanics

A Contra Entry occurs when a single transaction affects both Cash and Bank accounts simultaneously, requiring both debit and credit entries within the same two-column or three-column Cash Book:

  • Cash Deposited into Bank:
    Debit Bank Column (Receipt into bank) & Credit Cash Column (Payment out of cash till).
  • Cash Withdrawn from Bank for Office Use:
    Debit Cash Column (Receipt into cash till) & Credit Bank Column (Disbursement out of bank).
  • Contra Notation: The letter 'C' is entered in the Ledger Folio (L.F.) column on both sides to indicate that the entry is completed within the Cash Book itself and requires zero posting to the general ledger.
Critical Distinction: Office Use vs. Personal Drawings

Cash withdrawn from the bank for office operational use is a Contra Entry ('C'). However, cash withdrawn by the proprietor from the bank for personal domestic use is NOT a contra entry; it is entered exclusively on the payment side in the Bank column as By Drawings A/c and posted to the Drawings account in the ledger.

Unit 3.4: The Petty Cash Book & The Imprest System

1. The Rationale of the Imprest System

If the chief cashier were required to disburse and record every petty transaction — such as paying ₹20 for office tea, ₹50 for auto-rickshaw fare, or ₹10 for postal stamps — the main Cash Book would become excessively voluminous and cluttered.

Under the Imprest System of Petty Cash:

  1. The chief cashier advances a fixed sum (the Imprest Amount, e.g., ₹5,000) to the petty cashier at the start of a period.
  2. The petty cashier disburses small payments against authorized petty cash vouchers (PCVs) and records them in an analytical petty cash book.
  3. At the end of the period (week or month), the petty cashier submits the audited vouchers showing total expenditure (e.g., ₹4,320).
  4. The chief cashier reimburses the exact sum spent (₹4,320), restoring the petty cash balance to its original imprest figure (₹5,000).

Unit 3.5 & 3.6: Depreciation Accounting: Concept, Nature, Causes & Determinants

1. Authoritative Definitions and Nature of Depreciation

Fixed assets (such as plant, machinery, furniture, delivery trucks, and computer equipment) are acquired to generate operating revenues across multiple accounting periods. Over time, their economic efficiency and productive capacity diminish. Depreciation is the systematic, permanent, and gradual reduction in the book value of a fixed tangible asset arising from wear and tear, passage of time, or obsolescence.

  • According to Accounting Standard 6 (AS 6 / Ind AS 16): "Depreciation is a measure of the wearing out, consumption or other loss of value of a depreciable asset arising from use, effluxion of time or obsolescence through technology and market changes. Depreciation is allocated so as to charge a fair proportion of the depreciable amount in each accounting period during the expected useful life of the asset."
  • Matching Principle Mandate: Charging depreciation is not an optional accounting luxury; it is a mandatory statutory requirement to ensure that asset costs are accurately matched against revenues generated, ensuring financial statements present a true and fair view of operating profits and financial position.

2. Conceptual Demarcation: Related Accounting Terms

Term Accounting Definition & Scope Assets Typically Subject to Term
Depreciation Gradual expiration of useful economic life of tangible fixed capital assets. Plant, Machinery, Factory Buildings, Vehicles, Office Furniture.
Amortization Systematic write-off of the cost of intangible assets over their legal/useful life. Patents, Copyrights, Trademarks, Computer Software, Capitalized R&D.
Depletion Physical exhaustion of natural exhaustible wasting assets through extraction. Mines, Quarries, Oil Wells, Natural Gas Fields, Timber Reserves.
Obsolescence Loss of economic utility arising from technological innovations or market shifts. Computer hardware, mainframe servers, specialized manufacturing dies.
Fluctuation Temporary rise or fall in the market price of current assets due to supply/demand. Marketable securities, foreign currencies, inventory stock.

3. Determining Factors of Depreciation

Calculating periodic depreciation requires the estimation of three mathematical parameters:

1. Historical Acquisition Cost (C)

Includes the invoice purchase price plus all direct capital expenditures necessary to bring the asset to its working location and condition (freight, transit insurance, import customs duties, foundation construction, installation, and test-run costs).

2. Estimated Scrap / Salvage Value (S)

The net estimated realizable value expected to be recovered from the disposal, sale, or trade-in of the asset at the end of its useful economic life, after deducting anticipated decommissioning and disposal costs.

3. Estimated Useful Economic Life (n)

The period over which the asset is expected to be economically usable by the enterprise, measured in years, machine operating hours, or total units of output produced.

4. Depreciable Amount

The total cost of the asset that must be allocated across its life:

Unit 3.7: Methods of Depreciation: Straight Line Method (SLM) vs. Written Down Value (WDV)

1. Straight Line Method (SLM / Fixed Installment Method)

Under the Straight Line Method, an identical, uniform amount of depreciation is written off every year throughout the asset's economic life, reducing the book value to its scrap value (or zero).

Mathematical Formulas for Straight Line Method

2. Written Down Value Method (WDV / Diminishing Balance Method)

Under the Written Down Value Method, depreciation is charged at a fixed percentage on the book value (written down value) of the asset at the beginning of each year. Because the book value declines year after year, the annual depreciation amount progressively diminishes over time.

Mathematical Formulation for WDV Rate

Rate of Depreciation (r)=[1−SCn]×100=[1−(SC)1/n]×100 ext{Rate of Depreciation } (r) = left[ 1 - sqrt[n]{ rac{S}{C}} ight] imes 100 = left[ 1 - left( rac{S}{C} ight)^{1/n} ight] imes 100

Where (C) = Original Cost, (S) = Salvage Value, and (n) = Useful Life in years.

3. In-Depth Comparative Dissection: SLM vs. WDV

Comparative Feature Straight Line Method (SLM) Written Down Value Method (WDV)
Annual Charge Calculation Depreciation is calculated on the original historical cost of the asset each year. Depreciation is calculated on the reducing book value at the start of each year.
Annual Quantum of Charge Remains fixed and constant across all years of asset life. Declines progressively year after year.
Asset Book Value at End Can reduce to precisely zero (if scrap value is nil). Never reduces to mathematical zero, regardless of the number of years.
Equalization of Total Burden Unfair burden in later years: Repairs increase while depreciation stays fixed, overburdening later P&L. Equalizes combined burden: In early years, high depreciation + low repairs; in later years, low depreciation + high repairs.
Income Tax Recognition Not recognized by the Indian Income Tax Act, 1961 (except for power-generating units). Officially recognized and mandated under Section 32 of the Income Tax Act for tax deductions.
Best Suitability Assets with low repair costs and constant decay (e.g., Leases, Patents, Furniture). Plant, Machinery, Computers, Commercial Vehicles subject to rapid technological decay.

Unit 3.8: Accounting Treatment, Provisions & Asset Disposal Accounting

1. Methods of Recording Depreciation in Books of Accounts

There are two distinct accounting approaches for recording periodic depreciation:

  • Approach 1: Charging Directly to Asset Account:
    Depreciation is debited to Depreciation A/c and credited directly to Asset A/c. The asset appears on the Balance Sheet at net written down value.
  • Approach 2: Maintaining Provision for Depreciation Account (Accumulated Depreciation):
    The asset remains in the ledger at its original historical cost. Depreciation is credited to a separate Provision for Depreciation A/c. On the Balance Sheet, the Provision is shown as a deduction from the gross asset cost on the assets side.

2. Disposal of Fixed Assets & Asset Disposal Account

When an asset is discarded, sold, or destroyed, its book value and accumulated depreciation must be removed from the active ledgers:

Step 1: Transfer original cost of sold asset to Asset Disposal Account:
Asset Disposal A/c .......................... Dr. / To Asset A/c
Step 2: Transfer accumulated depreciation on sold asset:
Provision for Depreciation A/c .............. Dr. / To Asset Disposal A/c
Step 3: Record net sale proceeds realized:
Bank / Cash A/c ............................. Dr. / To Asset Disposal A/c
Step 4: Recognize Profit or Loss on Disposal:
If Profit: Asset Disposal A/c .................... Dr. / To Profit on Sale of Asset A/c.
If Loss: Loss on Sale of Asset A/c ............... Dr. / To Asset Disposal A/c.

Comprehensive Worked Practical Numerical Problems

Practical Problem 1: Straight Line Method vs. Written Down Value Method

Problem Statement: On 1st April 2023, Modern Manufacturing Ltd. purchased a machine for ₹1,80,000 and spent ₹20,000 on its freight and installation. The scrap value is estimated at ₹20,000 after a useful life of 5 years. Compare the annual depreciation under SLM and WDV (taking WDV rate at 20% p.a.). Show the Machinery Account for 3 years under both methods.

Solution Calculations:
Total Capital Cost ((C)) = ₹1,80,000 + ₹20,000 = ₹2,00,000.
Under SLM: Annual Depreciation = per annum.
Under WDV (20% p.a.):
Year 1: 20% of 2,00,000 = ₹40,000. Closing Book Value = ₹1,60,000.
Year 2: 20% of 1,60,000 = ₹32,000. Closing Book Value = ₹1,28,000.
Year 3: 20% of 1,28,000 = ₹25,600. Closing Book Value = ₹1,02,400.

MACHINERY ACCOUNT (UNDER WRITTEN DOWN VALUE METHOD - 20% P.A.)
------------------------------------------------------------------------------------------------------------------------
Date      | Particulars              | J.F. | Amount (₹) | Date      | Particulars              | J.F. | Amount (₹)
------------------------------------------------------------------------------------------------------------------------
2023-24   |                          |      |            | 2023-24   |                          |      |
Apr 01    | To Bank A/c              |      |   1,80,000 | Mar 31    | By Depreciation A/c      |      |     40,000
Apr 01    | To Bank A/c (Inst.)      |      |     20,000 | Mar 31    | By Balance c/d           |      |   1,60,000
------------------------------------------------------------------------------------------------------------------------
          |                          |      |   2,00,000 |          |                          |      |   2,00,000
------------------------------------------------------------------------------------------------------------------------
2024-25   |                          |      |            | 2024-25   |                          |      |
Apr 01    | To Balance b/d           |      |   1,60,000 | Mar 31    | By Depreciation A/c      |      |     32,000
          |                          |      |            | Mar 31    | By Balance c/d           |      |   1,28,000
------------------------------------------------------------------------------------------------------------------------
          |                          |      |   1,60,000 |          |                          |      |   1,60,000
------------------------------------------------------------------------------------------------------------------------
2025-26   |                          |      |            | 2025-26   |                          |      |
Apr 01    | To Balance b/d           |      |   1,28,000 | Mar 31    | By Depreciation A/c      |      |     25,600
          |                          |      |            | Mar 31    | By Balance c/d           |      |   1,02,400
------------------------------------------------------------------------------------------------------------------------
          |                          |      |   1,28,000 |          |                          |      |   1,28,000
------------------------------------------------------------------------------------------------------------------------
2026-27
Apr 01    | To Balance b/d           |      |   1,02,400 |          |                          |      |
------------------------------------------------------------------------------------------------------------------------

Empirical Corporate Case Studies

Case Study 1: Satyam Computer Services — Phantom Fixed Assets & Ledger Inconsistencies

Context & Audit Breakdown: During the 2009 forensic investigation by the Serious Fraud Investigation Office (SFIO) and CBI, investigators discovered that in addition to fictitious bank balances, Satyam had inflated its tangible fixed asset registers by over ₹1,200 crore.

Ledger Control Analysis: Management created thousands of fictitious journal entries capitalizing non-existent software servers and workstations, simultaneously charging minimum depreciation to inflate net profits. Physical verification audits revealed that hundreds of hardware assets listed on the computer ledger existed only on paper. The scandal resulted in statutory mandates under the Companies (Auditor's Report) Order (CARO) requiring auditors to physically verify fixed asset registers and confirm title deeds.

Case Study 2: Indian Railways & The Depreciation Reserve Fund (DRF) Crisis

Context & Macro-Accounting Analysis: Indian Railways, one of the world's largest commercial rail networks, relies on its internal Depreciation Reserve Fund (DRF) to finance the replacement of overaged locomotives, track renewals, and bridge rehabilitation.

Accounting Consequence: Between 2015 and 2020, due to high operating ratios (over 98%), the Railways drastically curtailed annual appropriations to the DRF — allocating as little as ₹200 crore against an estimated requirement of ₹10,000 crore. The Comptroller and Auditor General (CAG) severely criticized this policy, noting that understating depreciation distorted operational profits and created massive backlogs in replacing expired rolling stock, threatening passenger safety.

Case Study 3: Tata Motors Ltd — Component Accounting under Ind AS 16

Context & Standards Transition: When India converged with International Financial Reporting Standards (IFRS) via the adoption of Ind AS 16, Tata Motors restructured its depreciation accounting across its automotive manufacturing plants.

Accounting Innovation: Instead of depreciating a multi-million-dollar paint shop or robotics assembly line as a single monolithic asset over 15 years, Ind AS 16 mandated Component Accounting: each major component with a cost significant to the total asset (e.g., robotic arms vs. electronic sensors vs. civil foundations) must be depreciated separately according to its unique useful economic life, reflecting economic reality.

University Examination Vault: COM2FM106 (3) • Module 3

Curated for University of Calicut B.Com Examinations under CUFYUGP 2024 regulations.

  1. Why is the Ledger called the Principal Book of Accounts?
  2. What is meant by Posting in accounting?
  3. Distinguish between Balance c/d and Balance b/d.
  4. Define a Contra Entry in a Three-Column Cash Book.
  5. What is the Imprest System of Petty Cash?
  6. Define Depreciation according to AS 6 / Ind AS 16.
  7. Distinguish between Depreciation and Amortization.
  8. What is meant by Depletion? Give two examples.
  9. State the mathematical formula to calculate annual depreciation under the Straight Line Method (SLM).
  10. Why does the book value of an asset never reach zero under the Written Down Value Method?
  11. What is an Asset Disposal Account?
  12. State any two causes of physical depreciation.
  13. Why are discount columns in a three-column cash book not balanced?
  14. State the accounting entry when cash is withdrawn from the bank for office operational use.
  1. Explain the rules and procedure for posting journal entries to the ledger accounts.
  2. Discuss the dual character of the Cash Book as both a book of original entry and a ledger account.
  3. Explain the operation of an Analytical Petty Cash Book under the Imprest System with an illustrative format.
  4. Differentiate between the Straight Line Method (SLM) and the Written Down Value Method (WDV) across five major dimensions.
  5. Explain the two methods of recording depreciation in the ledger: (a) Directly charging to asset, and (b) Maintaining a Provision for Depreciation Account.
  6. Analyze the major factors that determine the periodic depreciation amount of a capital asset.
  7. Detail the step-by-step accounting procedure and journal entries required upon the sale of a depreciable asset.
  8. Explain why the Written Down Value method is preferred by tax authorities under Section 32 of the Income Tax Act, 1961.
  1. Comprehensive Theoretical & Practical Essay: "Depreciation accounting is not a method of asset valuation, but a system of allocating the depreciable cost of an asset over its estimated economic life." Critically evaluate this statement. Discuss the economic causes, determinants, and statutory guidelines governing depreciation. Compare SLM and WDV methods, and illustrate the accounting mechanics when an asset is sold at a loss while maintaining a Provision for Depreciation Account.
  2. Comprehensive Practical Numerical Problem: On 1st July 2022, ABC Ltd. purchased a plant for ₹5,00,000. On 1st January 2023, an additional plant was purchased for ₹2,00,000. On 30th September 2024, the plant purchased on 1st July 2022 became obsolete and was sold for ₹3,20,000. On the same date, a new advanced plant was installed at a cost of ₹4,00,000.
    Depreciation is charged at 10% per annum on the Written Down Value (WDV) method. The financial year closes on 31st March every year.
    Required: Prepare the Plant Account and Depreciation Account in the ledger of ABC Ltd. for the financial years 2022-23, 2023-24, and 2024-25.
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