California Overtime Rules Explained
California Labor Code Section 510 creates four separate overtime triggers, and every one of them can apply in the same week. Hours over 8 in a day earn 1.5x, hours over 12 in a day earn 2x, regular-rate hours over 40 in a week earn 1.5x, and the seventh consecutive workday earns 1.5x for its first 8 hours and 2x beyond. An hour is only paid once, always at the highest applicable rate.
A quick example shows how aggressive these rules are. A 13 hour Tuesday pays 8 hours straight, 4 hours at 1.5x, and 1 hour at 2x, even if the employee works nothing else all week. Under federal FLSA rules that same week would owe zero overtime, which is exactly why out-of-state payroll systems misfire on California checks.
Union employees under a valid CBA, certain agricultural workers, and some commissioned inside salespeople follow different rules. Everyone else defaults to the Section 510 multipliers used in this calculator.
Daily Overtime vs. Weekly Overtime
Daily overtime is computed first, hour by hour, day by day. Only the straight-time hours from each day, capped at 8, count toward the 40 hour weekly threshold. Hours already paid at 1.5x or 2x never add to the weekly bucket, so a worker doing four 10 hour days has 32 regular hours and 8 daily overtime hours, with no weekly overtime due.
This ordering matters for compressed schedules. A 9/80 or 4/10 schedule can stay overtime-free all year, while five 9 hour days in a single week produce 5 hours of daily overtime even though the weekly total is only 45. For tracking your whole schedule across pay periods, a time card calculator helps you log raw hours before splitting them into rate tiers here.
Double Time After 12 Hours
California is one of very few states with a daily double time rule. Hour 13 and beyond in a single day pays twice your regular rate, and so does hour 9 and beyond on a seventh consecutive workday. Long hospital shifts, film production days, and emergency storm repairs routinely cross this line.
The double time band is narrow on purpose in this calculator: hours 9 through 12 pay 1.5x, and only hours after the 12th jump to 2x. If you want to see the long-run earnings gap between straight shifts and heavy overtime schedules, run the same weekly total through an annual salary per hour calculator to compare effective rates.
Employers sometimes average two weeks together to hide daily overtime. That is illegal in California; each workweek stands alone, and each day inside that week stands alone too.
The Seventh Consecutive Day Rule
Working 7 days straight inside one workweek flips the entire final day to premium pay. The first 8 hours of that seventh day pay 1.5x, and any hours beyond 8 pay 2x, even if the week's total is under 40 hours. The rule looks at consecutive days within the employer-defined workweek, not rolling calendar dates.
Retail, restaurant, and healthcare schedulers hit this rule most often. A part-timer picking up a Sunday shift to cover someone's sixth day in a row can turn an 8 hour shift into 12 overtime hours if that Sunday is their seventh consecutive day. When you plan coverage across full weeks, pairing this tool with an 8 hour shift calculator or a 12 hour shift calculator keeps the premium costs visible before the schedule is published.
Exempt vs. Non-Exempt Status
Overtime rights belong to non-exempt employees, and California exemption tests are stricter than federal ones. The professional, administrative, and executive exemptions require that at least half your work be exempt duties and that your salary meet the state floor, which is tied to the minimum wage and rises most Januaries. The computer software professional and outside sales exemptions have their own salary or commission thresholds.
Misclassification is the single most common overtime violation in the state. A title like manager means nothing if you spend 70 percent of the shift on the register. If you are unsure of your status, treat yourself as non-exempt in this calculator and let a wage claim examiner sort out the classification later.
Computing Your Regular Rate Correctly
The regular rate used for overtime multipliers is more than your base hourly number. Shift differentials, non-discretionary bonuses, and most commissions must be included, which pushes the overtime rate above 1.5 times your base pay. A $25 base with a $5 night differential actually owes $45 an hour for overtime hours, not $37.50.
Discretionary gifts, genuine profit-sharing plans, and paid time off are excluded from the regular rate. Employers who pay a flat bonus without recalculating owed overtime on it owe the difference, and Labor Commissioner audits routinely find this error. Independent contractors paid day rates have a different problem altogether, since bogus contractor labels are the second most common way overtime gets avoided.
Meal and Rest Break Premiums
California requires a 30 minute unpaid meal break before the 5th hour ends, plus a 10 minute paid rest break for every 4 hours worked. Missed breaks earn one extra hour of pay at your regular rate under Labor Code 226.7, capped at one meal premium and one rest premium per day.
Break premiums do not count as hours worked, so they never trigger overtime by themselves, but they still land on the check. A week with three missed meal breaks on a $25 rate adds $75 of premium pay. Log your break times the same way you log hours; a daily hours record is what wins these claims.
Overtime, Taxes, and Take-Home Pay
Overtime wages are taxed as ordinary income, and a heavy overtime week can push withholding into a higher bracket for that single check, though your annual tax bill depends on total income. The gross figure from this calculator is before federal, state, and SDI deductions. Workers chasing a savings target should calculate net overtime, not gross, and checking your AGI calculator numbers after a heavy overtime quarter shows whether estimated tax payments need a bump.
For household planning, overtime is unstable income, so lenders often average two years of it before counting it toward a mortgage qualification. If you are converting a typical overtime week into yearly terms for budgeting or loan paperwork, spread across checks with a biweekly pay calculator, and an annual salary calculator gives the comparable yearly figure an underwriter expects to see.
Keep pay stubs for at least three years. Every element on the stub, from the OT rate tiers to the double time hours, should match the breakdown this calculator produces, and any mismatch is worth raising with payroll in writing.