How to calculate daily wage of monthly salary? Avoid these common mistakes to calculate 2025 accurately

In Taiwan, most workers are paid monthly wages, butHow to calculate the daily wage of monthly salary"This problem still troubles many business owners and office workers, especially when calculating overtime, special leave days, and when encountering mid-month job arrivals or resignations. As 2025 is approaching, the correct method of converting daily wages and avoiding common mistakes have become the key to protecting the rights and interests of both labor and management. This report will analyze the latest salary calculation standards from a professional perspective, and will be accompanied by tables and lists to help you understand all the key points of accurate calculation in one stop, so that you will no longer encounter pitfalls in salary calculation.

Summary of the 2025 Daily Wage Conversion Rules for Monthly Salary Workers

Legal Basis for Converting Monthly Salary to Daily Salary

According to Article 123 of the Civil Code and relevant provisions of the Labor Standards Act:

"Unless otherwise agreed in the contract, the number of days in a monthly salary is based on 30 days." That is to say, regardless of whether it is a long or short month, 30 days is used as the denominator for each month's calculation.

Regular daily wage conversion formula:

Daily salary = monthly salary ÷ 30

example:
Xiao Ming's monthly salary is 30,000 yuan, so his daily salary is 30,000 ÷ 30 = 1,000 yuan.
Important reminder: Never use the actual number of days in a month (28, 29, or 31) as the denominator to avoid calculation errors that may lead to labor protests.

List of common mistakes in converting monthly salary to daily salary

The following errors most often occur in business and HR operations:

• Use the actual number of days as the denominator (e.g. February has 28 days)
• Deduct the days you were not at work (e.g., you started work on 5/30, but only counted 2 days but only received 1 day's salary)
• Employer's own adjustment of days without legal basis
• Ignore the special stipulations in the contract
• The worker has not been employed for a full month or has left the company, and the salary is not converted into the correct daily wage

suggestion:
All monthly salary conversions to daily wages shall be based on "30 days" as the basis and shall be clearly stated in the labor contract to avoid labor-management disputes.

Application scenarios and calculation details

Common practical situations that require daily wage conversion

Based on professional human resources experience,Monthly salary conversion to daily salaryPractical applications include:

• Break-month salary (not working full month into and out of the job)
• Overtime pay (national holidays, rest days)
• Salary will be paid if the special leave is not taken
• Deduction of salary for leave, lateness or early departure
• Labor contracts require daily wages

List of practical calculation tables

Bold highlights: As shown in the table above, if the number of days in the month is mistakenly used for calculation, it will cause employees to temporarily receive more or less salary, which hides the potential risk of breaking the law.

Calculation of unpaid monthly salary and special leave compensation

Monthly salary formula:

Salary to be received = Daily salary × Actual number of days worked in the month

Special leave compensation formula:

Payment = Number of days of unused special leave × Daily salary (i.e. monthly salary ÷ 30)

Special Situation Q&A

Q1: A new employee on a monthly salary system starts work on May 30th and only works for 2 days. How much salary should he be paid?
A: 2 days × (monthly salary ÷ 30) = salary payable
Q2: Is it okay for the company to specifically agree that the denominator of each month is 31 days?
A: It can be specified in the labor contract by agreement between both parties, but it shall not be lower thanLabor Standards LawBasic protection.

The concept of "average wage" in the Labor Standards Act should not be confused

Average salary calculation applicable occasions

Average salary is mainly used for:

• Severance pay and retirement benefit calculation
• Payment of occupational accident compensation

Quick table to identify the difference between "one day's wage" and "average wage"

Essential reminder:
How to calculate the daily wage of monthly salary, do not confuse it with the average wage formula. The two have different scopes of application and should be calculated separately.

The most common mistakes in 2025 & a useful checklist

The most common calculation omissions made by HR & bosses

• Failure to include performance bonuses and allowances in accrued wages
• Misuse of monthly salary in converting daily salaryActual number of days
• Overtime/special leave compensation is not calculated in accordance with the new Labor Standards Act
• The contract is not clear, and the two parties have different understandings of the calculation method

List of correct practices in 2025

1. All daily wage calculations are based on 30 days as the default denominator
2. If you do not take a special leave, the money you earn will be calculated as monthly salary/30.
3. If the contract has a special calculation method, both parties must sign and confirm.
4. The calculation of average wages shall include all bonuses and remunerations required by law.
5. HR should regularly update salary rules to ensure compliance and employee awareness
6. If in doubt, you should proactively seek advice from the Labour Department or a professional accountant.

[Table] Comparison of various wage calculation methods in 2025

Conclusion

Whether you are a business owner, HR manager or general worker, understandingHow to calculate the daily wage of monthly salary"This key issue is the first step to protecting your own rights and interests and ensuring accurate salary calculation. In 2025, please make sure to use "30 days" as the denominator of daily wages and distinguish various wage formulas. This will not only comply with legal regulations, but also avoid unnecessary labor disputes. In the new year, let us lay a solid foundation for salary management with correct and accurate calculations!

(This report is based on the Ministry of Labor, professional HR consultants and the latest legal provisions. If you have any questions about a case, it is recommended to consult relevant professionals.)