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Labor Law

Cambodian Seniority Pay: Complete MoLVT Calculation Guide for UDC & FDC Contracts

A complete compliance manual for calculating biannual seniority indemnity (15 days/year: 7.5 days in June & December) under MoLVT Prakas 443/18, back-pay rules, and contract distinctions.

Chhunsour Seng (Chhunsour) — Author at AttendKH

Chhunsour Seng (Chhunsour)

Product Builder

Sep 2, 2026
5 min read
844 words

Key Takeaways & Executive Summary

  • UDC (Undetermined Duration Contracts) mandate 15 days of wages and fringe benefits per year, disbursed semiannually (7.5 days in June and 7.5 days in December).
  • Employees working between 1 and 6 continuous months in a semester are entitled to a full 7.5-day seniority indemnity payment.
  • Fixed Duration Contracts (FDC) are legally exempt from Seniority Indemnity, but are entitled to a mandatory 5% severance payment at contract expiration.
  • Seniority indemnity payments to Cambodian resident employees are exempt from Tax on Salary (ToS) up to the statutory limit.
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Cambodian Seniority Pay: Complete MoLVT Calculation Guide for UDC & FDC Contracts — AttendKH (Attend) Article

In 2018, the Cambodian Ministry of Labour and Vocational Training (MoLVT) issued Prakas No. 443/18, formally reforming the Labour Law framework surrounding severance and seniority payments. Under these regulations, the former end-of-service indemnity was replaced with ongoing semiannual Seniority Indemnity (ប្រាក់បំណាច់អតីតភាពការងារ).

This statutory mandate applies to all enterprises and establishments covered under Article 1 of the Cambodian Labour Law, including retail stores, hospitality groups, corporate offices, technology firms, and manufacturing facilities across Phnom Penh and all provinces.

Annual Seniority Indemnity = 15 Days of Actual Wages & Fringe Benefits
• June Payment (First Semester): 7.5 Days
• December Payment (Second Semester): 7.5 Days

Executive Compliance Note: For enterprises operating in Cambodia, failure to disburse biannual seniority pay in June and December constitutes a serious labor violation subject to MoLVT inspection fines. For complete guidance on overtime and statutory labor obligations, explore our Cambodian Labor Law Overtime & Payroll Guide.


2. Eligibility Requirements & Service Thresholds

The law distinguishes between employees who serve a full 6-month semester and those who join mid-cycle:

Continuous Service Duration Semester Entitlement Payment Timing
Less than 1 month 0 Days N/A
1 to 6 continuous months 7.5 Days (Full Semester) End of June / December
Full 6 months in semester 7.5 Days (Full Semester) End of June / December
Full Year (12 months) 15.0 Days (Annual Total) Split in 2 installments

Important Compliance Rule: If an employee joins on May 1st and completes 2 continuous months of service before June 30th, they are legally entitled to the full 7.5 days of seniority pay for that semester. They are not prorated down to 2.5 days.


3. The Official MoLVT Calculation Formula

The basis of calculation is the employee's actual average wages and allowances earned during the 6 months preceding the payment, divided by the standard working days in a month:

$$\text{Daily Base Wage} = \frac{\sum (\text{Gross Wages} + \text{Fixed Allowances} + \text{Overtime})}{\text{Number of Working Days in Period}}$$

$$\text{Seniority Payment} = \text{Daily Base Wage} \times 7.5 \text{ Days}$$

Practical Numerical Example:

Consider an operations supervisor at a Phnom Penh retail store with the following earnings between January and June:

  • Base Monthly Salary: $650.00
  • Monthly Fixed Attendance Allowance: $30.00
  • Average Overtime per Month: $70.00
  • Average Monthly Gross Earnings: $750.00
  • Contractual Days per Month: 26 Days

Average Daily Earnings = $750.00 / 26 Days = $28.846 / Day
First Semester Seniority Pay (7.5 Days) = $28.846 × 7.5 = $216.35 USD
In Khmer Riel (at NBC rate 4,100 KHR) = ៛887,035 KHR


4. UDC vs. FDC: The Critical Contract Distinction

A frequent compliance error made by foreign and local employers is confusing UDC and FDC rules. Understanding contract classifications is essential (read our detailed FDC vs UDC Employment Contracts Guide):

Attribute Undetermined Duration Contract (UDC) Fixed Duration Contract (FDC)
Seniority Indemnity Mandatory (15 days / year) Not Applicable
Disbursal Frequency June & December End of contract term
Expiration Indemnity N/A (continuous employment) Mandatory 5% Severance Pay (Article 73)
Prior Notice for Dismissal 7 days to 3 months based on seniority Same as contractual end date
Max Cumulative Duration Indefinite until lawful termination Max 2 years cumulative

5. Tax on Salary Exemption Rules

Under General Department of Taxation (GDT) Circulars, statutory seniority indemnity paid to Cambodian resident employees is exempt from Tax on Salary (ToS) provided it does not exceed the statutory 15 days of base wages and mandatory allowances.

Any discretionary or voluntary bonus paid above the statutory 7.5 days per semester is fully taxable at regular progressive rates (0% to 20%). For complete bracket breakdowns and dependent deductions, consult our Cambodia Tax on Salary Handbook.


6. Automating Seniority Pay Accruals in AttendKH

Manually recalculating 6-month average gross earnings across dozens or hundreds of employees in Excel is the #1 source of labor disputes during June and December payroll runs.

The AttendKH Dual-Currency Payroll Engine solves this natively:

  1. Real-Time Monthly Accrual Tracking: AttendKH tracks monthly earnings, overtime, and allowances continuously, updating company liabilities on your executive balance sheet.
  2. Automated Eligibility Threshold Logic: The system automatically detects whether an employee has reached the 1-month threshold for the semester.
  3. One-Click Dual-Currency Payslip: In June and December, AttendKH injects the seniority line item into bilingual PDF payslips in both USD ($) and Khmer Riel (៛) at the official NBC exchange rate.
  4. Seamless Batch Payout: Disburse finalized seniority bonuses directly to employee bank accounts via our Bakong KHQR Bulk Salary Disbursal integration with zero transaction fees.

Explore how AttendKH automates statutory compliance for just $1/user/month on our transparent pricing page, or contact our compliance specialists for a personalized payroll workflow review.

Frequently Asked Questions & Legal Citations

Authoritative answers backed by Cambodian labor and tax regulations

Tags:#Seniority Pay#Labor Law#MoLVT#UDC#FDC#Indemnity#Cambodia

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Chhunsour Seng (Chhunsour) — Author & Product Builder at AttendKH
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Chhunsour Seng (Chhunsour / ឈុនសួរ)

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Chhunsour Seng (Chhunsour) — Product Builder at AttendKH combining hands-on web engineering, SEO architecture, and editorial writing to create clear operational guides for Cambodian businesses.

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