โ Part-Time Employers: IR56M Filing Is Mandatory
Employers paying casual or part-time workers more than HKD 2,000 per month must file IR56M returns with the IRD by 1 April each year. Failure to file is a criminal offence under s.52 of the IRO. Many small businesses and household employers are unaware of this obligation.
Common Challenges
Allowance Claiming When Income is Low
Part-time workers often earn below the basic allowance threshold and owe no tax โ but must still file a return if required by IRD. Correctly claiming allowances ensures no overpayment.
โ Risk: Not filing when required โ automatic penalty
MPF Obligations for Low Earners
Part-time workers earning less than HKD 7,100/month are exempt from mandatory MPF contributions โ but the threshold applies monthly, not annually.
โ Risk: Employer making unnecessary deductions โ employee complaint
Multiple Employer Reporting
Workers with two or more part-time jobs must consolidate all income for salaries tax purposes โ each employer only sees their portion.
โ Risk: Under-declaring combined income โ underpaid tax + interest
Employer IR56M vs IR56B
Casual workers (irregular, no formal contract) are reported on IR56M; regular part-timers under a contract are reported on IR56B. Using the wrong form creates IRD enquiries.
โ Risk: Wrong form โ IRD rejection and re-filing penalty
Who Is This For?
Students working part-time
Full-time students with term-time or holiday jobs who may or may not have a tax filing obligation.
Parents returning to work part-time
Those re-entering the workforce on reduced hours who need to update their tax position.
Retirees doing casual consulting
Retired individuals taking on part-time roles and needing to understand their continued obligations.
Small businesses hiring casual staff
Employers needing guidance on IR56M filing, MPF obligations, and payroll tax compliance.
Domestic employers (helpers, tutors)
Households employing tutors, cleaners, or caregivers part-time with employer tax reporting obligations.
What We Do
Part-Time Tax Liability Assessment
We calculate exactly how much (if any) salaries tax you owe on your part-time income after applying all allowances.
Including basic allowance, dependent allowances, and deductions
BIR60 Return Filing for Workers
We complete and file your annual salaries tax return, consolidating all part-time income sources.
Ensuring all allowances are correctly claimed
Employer IR56M Compliance
We prepare and file IR56M returns for businesses employing casual or part-time workers.
Annual filing deadline: 1 April each year
MPF Obligation Review
We clarify MPF contribution obligations for both employer and employee based on exact earnings.
Monthly earnings threshold HKD 7,100; maximum relevant income HKD 30,000
IRD Non-Filing Penalty Resolution
If you have received a penalty for failure to file, we represent you before the IRD to seek reduction.
Typically resolved with a voluntary submission and written appeal
How It Works
Income Consolidation
1 dayWe collect payslips and income records from all part-time employers to build a complete income picture.
Allowance & Deduction Review
1 dayWe identify all applicable personal allowances and deductions to minimise your tax liability.
Return Preparation & Review
2 daysWe prepare your BIR60 (or IR56M for employers) with full workings for your review.
Filing & Confirmation
1 dayWe file electronically and provide you with confirmation of submission and expected assessment.
Case Studies
Graduate student with two part-time jobs
- โขJob A income HKD 72,000/year
- โขJob B income HKD 96,000/year
- โขTotal HKD 168,000 โ previously incorrectly assessed
- โขBasic allowance HKD 132,000 + MPF deductions applied
โI thought I owed tax on each job separately. TAX.hk showed me the consolidated allowance approach saved me significantly.โ
Restaurant owner with 8 casual staff
- โข8 casual workers earning HKD 3,000โ6,000/month
- โขHad never filed IR56M returns (4 years unfiled)
- โขVoluntary disclosure and full back-filing arranged
- โขPenalty waived on first offence with explanation
โTAX.hk filed 4 years of missed IR56M returns and negotiated the penalty down to zero.โ
Frequently Asked Questions
I earn only HKD 8,000/month part-time. Do I need to file a tax return?
At HKD 96,000/year, your income is below the basic personal allowance of HKD 132,000 for 2025/26, so no salaries tax is payable. However, if the IRD sends you a BIR60 return, you must file it (you simply declare your income and claim your allowance). You can also submit a "no tax payable" return proactively.
I have three part-time jobs. Do I pay tax three times?
No. Salaries tax is assessed on your total income from all sources. Each employer reports their portion to the IRD, and the IRD consolidates this into a single assessment in your name. You pay tax once on the combined amount, after deducting your personal allowances.
Does my employer have to deduct tax from my part-time wages?
No. Unlike many countries, HK does not operate a PAYE (pay-as-you-earn) withholding system. Your employer does not deduct tax from your wages. Instead, you pay your salaries tax in two annual instalments (January and April) based on the IRD's assessment, which includes a provisional tax element.
I pay a tutor HKD 5,000/month. Do I have employer obligations?
Yes. If you regularly employ a tutor (as opposed to occasional one-off payments), you may have employer reporting obligations under IR56M. You should also consider whether MPF applies โ if the tutoring engagement is more than 60 days, MPF contributions are generally required.
Can I claim MPF contributions as a deduction on my part-time income?
Yes. Mandatory MPF contributions made as an employee (5% up to HKD 1,500/month) are fully deductible from your assessable income. Even at part-time income levels, this deduction reduces your tax liability.
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