Holiday Allowance & Vacation Day Mechanics

Vakantiegeld -- the mandatory 8% holiday allowance payable to every employee -- creates a single-month cash outflow that blindsides American controllers who budget payroll as twelve equal installments. For a 30-person subsidiary with an average salary of EUR 55,000, the May or June lump-sum payout reaches approximately EUR 132,000 gross before employer charges push the total past EUR 158,000. Layer in a statutory vacation minimum of 20 days (with most employees receiving 25--30 once CAO-mandated and contractual extra days are included), a prohibition on buying back statutory days during employment, continued vacation accrual throughout the entire 104-week sick leave period, and the frequent presence of a 13th month bonus that adds another full month's salary to the annual cost -- and the total holiday/bonus surcharge reaches roughly 14--17% above base salary before employer social charges are applied.

US "unlimited PTO" policies are legally incompatible with Dutch law. The statutory minimum of 20 days must be tracked, accrued, and taken. Expiry rules require active employer notification. The entire US PTO paradigm must be rebuilt from scratch.

Vakantiegeld -- The Mandatory 8% Holiday Allowance

Legal Foundation

The holiday allowance is established by the Wet minimumloon en minimumvakantiebijslag (WML) -- the Minimum Wage and Minimum Holiday Allowance Act. This is separate from the vacation day entitlement in the Burgerlijk Wetboek (Dutch Civil Code). The key provisions:

• Every employee is entitled to at least 8% holiday allowance on their gross annual salary
• The entitlement is non-waivable for employees earning up to three times the statutory minimum wage
• For employees earning above three times the minimum wage (approximately EUR 7,500/month gross in 2026), a written agreement may reduce or eliminate the holiday allowance -- but this is rare in practice and virtually never used in CAO-covered employment
• Article 7:639 BW separately establishes the right to continued wages during vacation leave itself

What Counts as the Wage Base

The 8% is calculated on:

This means the effective holiday allowance can exceed 8% of base salary when overtime and shift premiums are factored in.

Payment Timing

The standard practice is a single annual lump-sum payment in May or June, covering the accrual period from the previous June through the current May. Key rules:

• The employer and employee may agree in writing to a different payment schedule (e.g., monthly with salary), but this requires explicit consent
• Many CAOs specify May as the mandatory payment month
• Upon termination of employment, the accrued but unpaid holiday allowance must be included in the final payslip
• Sick employees accrue holiday allowance on the wages the employer continues to pay during illness

The EUR 132,000+ Cash Flow Crater

For a 30-person subsidiary with an average gross salary of EUR 55,000:

This is a single-month cash event on top of normal payroll. For context, the regular monthly payroll for this team is approximately EUR 137,500 gross (before employer charges). In May, payroll effectively doubles.

American controllers accustomed to spreading payroll evenly across twelve months must either:

1. Accrue monthly -- reserve EUR 11,000/month (EUR 13,200 with employer charges) in a designated payroll reserve account
2. Accept the spike -- but this requires working capital planning that US headquarters rarely accounts for in their Dutch subsidiary budgets

Tax Treatment

Vakantiegeld is classified as a "bijzondere beloning" (special reward) for payroll tax purposes. It is taxed using the bijzonder tarief (special tariff) tables published annually by the Belastingdienst, which are separate from the standard wage tax tables. The bijzonder tarief is a personalized rate calculated per employee based on their expected annual table income, and can range from 0% to 49.50%. This personalized rate can result in higher or lower withholding than the employee's regular monthly salary withholding, depending on the employee's income level. For reference, the standard 2026 income tax brackets are: below EUR 38,883 at 35.75%, EUR 38,883-78,426 at 37.56%, and above EUR 78,426 at 49.50% -- but these are not the rates directly applied to the vakantiegeld payout.

The employer must withhold payroll tax, social insurance premiums, and pension contributions on the holiday allowance, just as on regular salary.

Statutory Vacation Days (Wettelijke Vakantiedagen)

The Legal Minimum

Article 7:634 BW establishes the minimum vacation entitlement: every employee accrues vacation hours equal to four times their agreed weekly working hours per year.

Critical note for Americans: The "20 days" figure applies regardless of hours worked per week. A part-time employee working 3 days per week gets 12 vacation days (4 weeks x 3 days), but this is still expressed as "20 days" in the Dutch system because it is calculated in hours. The principle is that every employee gets four weeks of vacation, regardless of their schedule.

Accrual Is Proportional

Vacation accrues proportionally throughout the year. An employee who starts on July 1 accrues 10 statutory days (80 hours for full-time) for the remainder of that calendar year.

Public Holidays Are Separate

The Netherlands has approximately 8 public holidays per year (Nieuwjaarsdag, Goede Vrijdag -- increasingly recognized, Eerste and Tweede Paasdag, Koningsdag, Bevrijdingsdag every 5 years, Hemelvaartsdag, Eerste and Tweede Pinksterdag, Eerste and Tweede Kerstdag). These are separate from vacation days and do not reduce the 20-day statutory minimum. Most CAOs and employment contracts treat public holidays as paid days off in addition to vacation entitlement.

Extra (Bovenwettelijke) Vacation Days -- CAO-Driven Generosity

Bovenwettelijke vakantiedagen are vacation days above the 20-day statutory minimum. They are not required by law but are granted through collective labor agreements (CAOs), individual employment contracts, or company policies.

The practical norm in Dutch knowledge-worker employment is 25 days of vacation plus 8 public holidays, totaling 33 days of paid absence per year. Many tech companies and multinationals offer 27-30 days to remain competitive.

Why This Matters for US Headcount Planning

A US employee with "15 days PTO" (the American median) and 10 federal holidays has 25 days of paid absence. A Dutch employee with 25 vacation days and 8 public holidays has 33 days. That is 8 additional working days per employee per year -- equivalent to losing 3.2% of available working time.

For a 30-person team: 30 x 8 = 240 additional person-days of absence versus US assumptions. At an average daily cost of EUR 300 (loaded), that represents EUR 72,000 in productive capacity that US models do not account for.

Expiry Rules -- A Two-Track System

Statutory Days: The 6-Month Cliff

Article 7:640a BW establishes that statutory vacation days expire 6 months after the end of the calendar year in which they were accrued. Days accrued in 2026 expire on July 1, 2027. This is a hard deadline -- once expired, the days are gone.

But there is a critical catch: the Max Planck ruling. The European Court of Justice ruled on November 6, 2018 (C-684/16, Max Planck) that vacation days cannot automatically expire unless the employer has fulfilled an active duty of care and information:

1. The employer must explicitly and timely inform employees that their vacation days will expire
2. The employer must actively encourage employees to take their vacation
3. The employer must demonstrate that the employee had a genuine opportunity to take the leave
4. The burden of proof lies with the employer

The Dutch Supreme Court confirmed the applicability of these Max Planck duty-of-care obligations in its June 23, 2023 ruling (ECLI:NL:HR:2023:955), holding that "there can be no reasonable doubt" that the duty-of-care obligations apply to both the 6-month statutory expiry and the 5-year non-statutory prescription period. If the employer cannot prove it met these obligations, the statutory days do not expire and carry forward indefinitely.

Practical requirement: Dutch employers must send written notifications (email is sufficient) at least twice per year reminding employees of their remaining statutory days and the expiry deadline.

Non-Statutory Days: The 5-Year Window

Article 7:642 BW establishes that non-statutory (bovenwettelijke) vacation days are subject to a 5-year prescription period, calculated from the end of the calendar year in which they were accrued. Days accrued in 2026 prescribe on December 31, 2031. The same employer duty-of-care obligations from the Max Planck ruling apply.

The Order of Consumption

When an employee takes vacation, which days are "used" first? Dutch law does not explicitly prescribe an order, but the prevailing legal interpretation and most HR systems apply: statutory days are consumed first (because they expire sooner) and oldest days are consumed before newer days (FIFO principle).

Buy-Back Restrictions

Statutory Days: Absolutely Not

Article 7:640 BW prohibits the payout of statutory vacation days during the employment relationship. The only exception is upon termination of employment, when all accrued but unused statutory days must be paid out in the final settlement.

Non-Statutory Days: Limited and Conditional

Non-statutory days may be paid out, but only under strict conditions: written agreement between employer and employee, employee must initiate or explicitly consent, must not reduce total leave below 20 statutory days, must comply with applicable CAO restrictions, and the employer cannot pressure the employee to sell.

Why US PTO Cash-Out Does Not Translate

In the US, many companies allow (or require) employees to cash out unused PTO at year-end. This practice is fundamentally incompatible with Dutch law because statutory days cannot be bought back, the law's purpose is to ensure rest rather than create a financial instrument, employees who systematically sell vacation days could later claim they were pressured, and the tax treatment of paid-out days differs from regular salary.

Sick Leave and Vacation -- The Accrual Continues

Article 7:634 BW establishes that employees accrue vacation hours for every period in which they are "entitled to remuneration." Since Dutch law requires employers to continue paying salary during illness for 104 weeks (Article 7:629 BW), sick employees continue to accrue full vacation entitlements throughout their entire illness.

An employee who returns from 2 years of illness has accumulated approximately 40 statutory vacation days (plus any bovenwettelijke days). These days must then be taken as actual leave -- they cannot simply be paid out. For a small team, this means the returning employee may be absent for another 8+ weeks after their return, during which they draw full salary.

The Dutch Supreme Court ruling of November 17, 2023 (ECLI:NL:HR:2023:1603) clarified the rules on deducting vacation days during sick leave: statutory days during illness can only be deducted if the sick employee actually takes vacation AND gives explicit, contemporaneous written consent for each instance. Blanket HR system approvals given before the illness began are insufficient.

After 104 weeks, the question of continued vacation accrual in dormant employment contracts (slapend dienstverband) has been the subject of ongoing legal debate. The Court of Gelderland (ECLI:NL:RBGEL:2025:7054, 12 August 2025) ruled that vacation accrual continues even after the 104-week period, though this is a lower court ruling not yet confirmed by the Supreme Court.

The 13th Month / Year-End Bonus (Eindejaarsuitkering)

The 13th month is not required by Dutch law, but many CAOs include a mandatory 13th month or year-end bonus, and once included in an employment contract, it becomes a contractual obligation. If an employer has a consistent practice of paying a 13th month, employees may acquire an expectation right.

A significant proportion of Dutch employees -- possibly a majority -- receive some form of year-end bonus, whether through CAO mandate, contractual obligation, or employer policy. The term "eindejaarsuitkering" encompasses a wide range from a full extra month's salary to a fixed amount of EUR 500-2,400 or a percentage such as 5.5%. In cost modeling, treat the 13th month as conditional and verify against the applicable CAO.

For the 30-person subsidiary (average salary EUR 55,000), if a full 13th month applies:

Note: many CAOs and employment contracts specifically structure the 13th month to be excluded from the vakantiegeld calculation base. Verify against the applicable CAO.

How This Breaks US PTO Models

Cash Flow Planning for the May Vakantiegeld Payout

For a US CFO forecasting Dutch subsidiary costs on a straight-line monthly basis, and if the company also pays a 13th month in December, the annual payroll cash flow has two spikes: May and December. Total additional outflow beyond regular payroll:

This EUR 325,600 represents a 19.7% undercount of true annual payroll costs if the vakantiegeld and 13th month are not explicitly budgeted.

Cost Modeling -- Total Vacation/Holiday Cost per Employee vs. US Assumptions

For one Dutch employee earning EUR 55,000 gross annual base salary, with a 13th month the holiday/vacation premium over the US reaches approximately +EUR 13,298 (+24.2%). Without the 13th month, the premium is approximately +EUR 7,815 (+14.2%).

US companies typically apply a 1.25-1.35x multiplier to base salary to estimate total employment cost. In the Netherlands, the correct multiplier -- once vakantiegeld, 13th month, pension, social insurance, and higher vacation entitlements are factored in -- is closer to 1.45-1.55x of base salary. The difference between 1.30x and 1.50x on a EUR 1,650,000 wage bill is EUR 330,000 per year.

Key Legal References

Sources

Official Government / Institutional Sources

• Business.gov.nl - Paying Holiday Allowance to Your Staff
• Business.gov.nl - Holiday Entitlement
• Business.gov.nl - Statutory Holidays: What You Need to Know
• Business.gov.nl - 13th Month or Year-End Bonus for Your Staff
• Government.nl - Taking Holiday Hours

Employment Law Firms and Practitioners

• GMW Lawyers - Vacation Days During Illness
• GMW Lawyers - Expiration and Forfeiture of Vacation Days
• Osborne Clarke - Dutch Supreme Court Clarifies Rules on Vacation Days of Sick Employee
• Pinsent Masons - Unused Vacation Days Do Not Automatically Expire Under Dutch Law
• Spee Advocaten - Expiry and Prescription of Leave Days
• Loyens & Loeff - Expiry and Limitation Period of Statutory Holidays
• Houthoff - Does Holiday Leave Continue to Accrue After 2 Years of Sickness?

Research compiled 2026-03-17. Figures are current as of 2025-2026 unless otherwise noted.