PCB Calculation Formula:
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Definition: This calculator computes the Monthly Potongan Cukai Bulanan (PCB) or Monthly Tax Deduction for Malaysian employees in 2023.
Purpose: It helps employers and employees determine the correct monthly tax deduction amount based on the latest Inland Revenue Board of Malaysia (LHDN) guidelines.
The calculator uses the formula:
Where:
Explanation: The formula calculates the monthly tax deduction by considering the chargeable income, applicable rates, previous deductions, and remaining months in the year.
Details: Accurate PCB calculation ensures proper tax withholding, prevents underpayment penalties, and helps with personal financial planning.
Tips: Enter all required values (P, M, R, B, n) and optional deductions (Z, X, Q). Values must be ≥ 0. The calculator will determine your monthly PCB amount.
                    Q1: Where can I find the M and B values?
                    A: These values come from the official LHDN tax tables based on your income bracket and category.
                
                    Q2: What if my PCB calculation is negative?
                    A: The calculator will show 0 as PCB cannot be negative (no tax refunds through monthly deductions).
                
                    Q3: How do I determine remaining months (n)?
                    A: Count months remaining in the calendar year from the current month (e.g., July = 6 remaining months).
                
                    Q4: Are zakat payments fully deductible?
                    A: Yes, zakat payments can be deducted from your tax calculation if paid to approved institutions.
                
                    Q5: When should I recalculate PCB?
                    A: Recalculate when there are significant changes to salary, bonuses, deductions, or at least quarterly for accuracy.