**Introduction**

Calculating hours of service is a crucial task for various industries to ensure compliance with labor regulations and optimize workforce management. To simplify this process, we’ll create a user-friendly Hours of Service Calculator using HTML and JavaScript. This calculator will help users determine the total hours worked based on the start and end times.

**How to Use**

- Input the start time in the “Start Time” field.
- Input the end time in the “End Time” field.
- Click the “Calculate” button to obtain the result.

**Formula**

The formula for calculating hours of service is straightforward:

$Hours Worked=End Time−Start Time$

**Example**

Suppose an employee starts working at 9:00 AM and finishes at 5:30 PM. Using the calculator, the calculation would be as follows:

$Hours Worked=5.5hours$

**FAQs**

**Q1: Can I use this calculator for irregular working hours?**

**A1:** Yes, the calculator considers both regular and irregular working hours.

**Q2: Is it applicable for overnight shifts?**

**A2:** Absolutely. The calculator handles time spans that cross over midnight seamlessly.

**Q3: What time format should I use?**

**A3:** Input time in 24-hour format (e.g., 14:30 for 2:30 PM).

**Conclusion**

Our Hours of Service Calculator offers a simple solution for businesses and individuals needing accurate time calculations. Whether for payroll, compliance, or personal tracking, this tool provides a quick and efficient way to determine hours worked.