Types of Accounting Errors
1. Error of Omission
Complete transaction not recorded.
- Example: Forget to record a purchase invoice
- Detection: Missing documents, incomplete records
- Correction: Record original entry when discovered
2. Error of Commission
Transaction recorded but with wrong details.
- Example: Record $500 as $5,000
- Types: Wrong amount, wrong account, wrong customer
- Correction: Reverse wrong entry, record correct one
3. Error of Principle
Transaction recorded in wrong type of account.
- Example: Record equipment purchase as expense
- Detection: Review account classifications
- Correction: Transfer between correct accounts
4. Original Entry Error
Wrong amount in original journal entry.
- Example: Write $1,540 as $1,450 (transposition)
- Detection: Trial balance difference divisible by 9
- Correction: Adjust difference to correct accounts
5. Compensating Errors
Two errors that cancel each other out.
- Example: Overstate sales by $1,000, overstate purchases by $1,000
- Detection: Hard to detect - requires detailed review
- Correction: Correct each error separately