Overtime Pay Calculator

Understanding Overtime Pay: Your Complete Guide to FLSA Rules and Rights

Overtime pay is one of the most important yet misunderstood aspects of American labor law. The Fair Labor Standards Act (FLSA), first enacted in 1938, establishes the federal rules governing overtime compensation. Under the FLSA, non-exempt employees must be paid at least one and one-half times their regular hourly rate for every hour worked beyond 40 in a workweek. This "time and a half" requirement is the foundation of overtime law in the United States, and violations are among the most common workplace legal disputes.

Despite the FLSA's clear mandate, the Department of Labor estimates that billions of dollars in overtime wages go unpaid each year due to misclassification, off-the-clock work, improper calculations, and employer ignorance of the law. Understanding your rights and how overtime is calculated empowers you to ensure you receive every dollar you are owed. The overtime calculator above helps you quickly estimate your overtime earnings, but this guide will teach you the underlying rules so you can spot discrepancies on your own pay stub.

Overtime pay can be a significant income booster. A worker earning $25 per hour who works 10 hours of overtime per week at time-and-a-half earns an additional $19,500 per year, representing a 37.5% increase over their base pay. However, overtime also comes with tax implications and personal costs that every worker should understand. For a breakdown of how overtime affects your total take-home pay, see our Net Pay Calculator.

FLSA Overtime Rules: The Federal Foundation

The Fair Labor Standards Act sets the minimum standards for overtime pay across the entire United States. Here are the key provisions every worker and employer should know:

Several important nuances are commonly misunderstood. First, the FLSA defines a workweek as any fixed, regularly recurring period of 168 hours (7 consecutive 24-hour periods). It does not have to be Monday through Sunday. The employer chooses the workweek, and each workweek stands alone for overtime calculation purposes. Hours cannot be averaged across multiple weeks unless the employee works under an approved alternative schedule (like the 8/80 rule for healthcare workers).

Second, overtime is based on hours actually worked, not hours paid. Holidays, vacation days, sick days, and other paid time off do not count toward the 40-hour threshold unless a collective bargaining agreement or company policy states otherwise. For example, if you work 32 hours Monday through Thursday and take a paid holiday on Friday (8 hours of holiday pay), your total paid hours are 40, but your hours worked are only 32, meaning no overtime applies under the FLSA even if you worked additional hours earlier that week.

Exempt vs. Non-Exempt Employees: Who Gets Overtime?

The classification of employees as exempt or non-exempt is the most critical determination in overtime law. Non-exempt employees are entitled to overtime pay; exempt employees are not. Misclassification is rampant and is a leading cause of overtime lawsuits. To be classified as exempt from overtime, an employee must meet both a salary test and a duties test.

Simply paying an employee a salary does not make them exempt. The duties test is equally important, and courts analyze what employees actually do, not what their job title says. A "Manager" who spends 80% of their time doing the same work as non-exempt team members may be misclassified as exempt, even if they earn above the salary threshold. This has led to major class-action lawsuits against companies in retail, restaurants, and financial services.

If you believe you have been misclassified as exempt and are owed overtime, you can file a complaint with the Department of Labor's Wage and Hour Division. Claims can be filed for up to 2 years of back pay (3 years for willful violations), and the FLSA provides for liquidated damages equal to the unpaid overtime amount, effectively doubling the recovery. For converting between hourly and salary compensation, use our Salary to Hourly Converter.

Calculating the Overtime Rate: It Is More Complex Than You Think

While the basic overtime calculation seems straightforward (hourly rate x 1.5 x overtime hours), the "regular rate of pay" used as the basis for overtime is not always the same as your base hourly rate. Under the FLSA, the regular rate includes all remuneration for employment, with certain specific exclusions. This means several types of compensation beyond your base pay may need to be factored into your overtime rate:

• Non-discretionary bonuses: Bonuses announced in advance to encourage employees to work more efficiently, produce more, or stay with the company must be included in the regular rate calculation. If you receive a $2,000 quarterly production bonus, a portion of that bonus must be allocated to the overtime hours and used to recalculate your OT premium.
• Shift differentials: If you earn $25/hour on day shift and $28/hour on night shift, your overtime rate depends on which shift the overtime hours fall on, or it may be calculated as a blended rate if overtime spans multiple shifts.
• Piece-rate earnings: Workers paid per piece or per task must have their total piece-rate earnings divided by total hours worked to determine the regular rate. Overtime is then paid at half the regular rate (since the piece rate already compensates for the hours worked at the straight-time rate).
• Commissions: Non-exempt employees who earn commissions must have those commissions included in the regular rate for overtime purposes. Use our Commission Calculator to estimate your commission earnings.

Certain payments are excluded from the regular rate calculation: gifts and discretionary bonuses, payments for time not worked (vacation, holiday, sick pay), reimbursements for business expenses, profit-sharing and savings plan contributions, and premium pay for weekend or holiday work that is already at least 1.5x the regular rate.

State-Specific Overtime Rules: Beyond the Federal Minimum

The FLSA sets the federal floor for overtime rules, but many states have additional or more generous provisions. When state and federal laws conflict, the law that provides greater protection to the employee applies. Here are the most significant state-level variations:

California stands out as having the most employee-friendly overtime laws in the country. The combination of daily overtime (after 8 hours), daily double-time (after 12 hours), and seventh-day overtime provisions means California workers can earn significantly more for the same total hours compared to workers in other states. A California worker who works four 12-hour days earns 8 hours at regular rate plus 4 hours at 1.5x each day, while a worker in Texas doing the same schedule (48 total hours) only earns 40 hours at regular rate plus 8 hours at 1.5x for the week. Understanding your state's rules is essential for verifying your paycheck. Check our Salary Calculator to convert your total compensation between different time periods.

Comp Time vs. Overtime Pay: What Employers Can and Cannot Do

Compensatory time (comp time) is time off given in lieu of overtime pay. Many employees wonder whether their employer can offer comp time instead of paying overtime wages. The answer depends on whether you work in the public or private sector:

• Private sector employers: Under the FLSA, private employers CANNOT offer comp time instead of overtime pay for non-exempt employees. If a non-exempt employee works more than 40 hours in a workweek, they must be paid 1.5x their regular rate for those overtime hours. Comp time arrangements in the private sector are illegal under federal law, regardless of whether the employee agrees to it.
• Public sector employers: Government agencies (federal, state, and local) ARE permitted to offer comp time instead of overtime pay, provided the arrangement is established before the work is performed and the employee agrees. Comp time must be credited at 1.5 hours for every overtime hour worked, matching the overtime premium rate. Public employees can accumulate up to 240 hours of comp time (480 for public safety and emergency workers).
• Flexible scheduling workaround: While comp time is illegal in the private sector, employers can adjust schedules within the same workweek. If an employee works 10 hours on Monday, the employer can schedule them for only 6 hours on Friday, keeping the weekly total at or below 40 hours. This is legal because overtime has not been triggered. However, the employer cannot carry this adjustment across workweeks.

If your employer offers "comp time" or "banking hours" instead of overtime pay and you work in the private sector, this practice violates the FLSA. You can file a complaint with the Department of Labor, and your employer may be liable for back pay, liquidated damages (doubling the amount owed), and attorney fees. Document your hours carefully if you suspect violations. To understand how overtime impacts your overall compensation package compared to contracting, see our Contract vs. Full-Time Calculator.

Common Overtime Pay Violations and How to Protect Yourself

Overtime violations cost American workers billions of dollars annually. Being aware of the most common violations helps you identify when your rights are being violated:

To protect yourself, keep your own records of hours worked, including start and end times, break times, and any work performed off the clock (such as answering emails at home, attending required training, or travel time between job sites). Take screenshots or photos of your time clock records. If you believe your overtime rights have been violated, you can file a complaint with the DOL Wage and Hour Division (free and confidential), consult with an employment attorney (many work on contingency for overtime cases), or join a collective action lawsuit if multiple employees are affected.

The Tax Impact of Overtime: Do You Actually Keep Less?

A persistent myth about overtime is that "overtime is taxed at a higher rate." This is not technically true, but there is a kernel of truth that confuses many workers. Overtime pay is not taxed differently from regular pay. However, because overtime increases your total income, it may push a portion of your earnings into a higher marginal tax bracket, and it does increase your FICA tax liability until you reach the Social Security wage base cap.

Additionally, employers often withhold taxes on overtime at a higher rate because payroll systems project your annual income based on each paycheck. A paycheck with 15 hours of overtime looks like a much higher annual salary than it actually represents, causing the payroll system to withhold at a higher rate. This over-withholding is corrected when you file your tax return and receive a refund for the excess withholding.

The bottom line: overtime always increases your net pay. Even if a portion of the overtime earnings are taxed at a higher marginal rate, you keep the majority. A worker in the 22% federal bracket earning $37.50/hr overtime (1.5x $25) keeps approximately $29.25 after federal tax and FICA, which is still significantly more than their regular after-tax hourly rate. Never turn down overtime because of the tax myth. To see the exact tax impact on your overtime earnings, use our Net Pay Calculator with your total gross including overtime.

Frequently Asked Questions About Overtime Pay