Common Bookkeeping Errors to Avoid: Are You Recording Transactions Correctly?

Bookkeeping might seem easy—just track money in and money out, right? But small mistakes can create big problems. From inaccurate reports to tax penalties, poor recordkeeping can cost your business time and money.

For SMEs in Singapore, these errors don’t just cause confusion—they can also affect compliance with ACRA’s filing requirements and IRAS [RJ1] tax rules.

Whether you’re handling the books yourself or working with a bookkeeper, it’s important to know where things can go wrong and how to fix them.

Bookkeeping Error 1: Mixing Business and Personal Expenses

The mistake: Using one account for everything
Why it matters: It blurs the line between business and personal, which can lead to tax issues
Quick fix: Open a dedicated business bank account and keep spending separate

Bookkeeping Error 2: Not Saving Receipts or Invoices

The mistake: Not saving documents for each transaction
Why it matters: No backup = no proof during audits
Quick fix: Use apps like Dext or Xero [RJ2] to scan and store everything digitally

Bookkeeping Error 3: Recording Transactions at the Wrong Time

The mistake: Recording income or expenses in the wrong month
Why it matters: It skews your profit and loss reports
Quick fix: Record everything in the correct period, especially if you’re using accrual accounting

Bookkeeping Error 4: Not Reconciling Bank Accounts

The mistake: Skipping monthly bank reconciliations
Why it matters: You might miss duplicate charges or unrecorded income
Quick fix: Reconcile all accounts monthly using your accounting software

Bookkeeping Error 5: Not Tracking Who You Owe or Who Owes You

The mistake: Forgetting who owes you—or who you owe
Why it matters: Leads to cash flow issues and missed payments
Quick fix: Track invoices and bills regularly and follow up on due amounts

Stay Compliant and Error-Free

Bookkeeping errors may seem small, but they add up quickly. Staying disciplined and using the right tools can help you avoid unnecessary headaches.