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By Eman Yazdchi, Esq. · Certified Specialist in Workers' Compensation Law, State Bar of California Board of Legal Specialization · Cal Bar #285231
Section 4653 is short. It still answers a key question after a serious work injury. How much wage replacement should the injured worker receive while unable to do regular work? The official California Legislative Information text says that temporary total disability is paid at two-thirds of average weekly earnings during the period of disability. It also says the worker's ability to compete in an open labor market must be considered.
That language does not decide every TD issue by itself. It gives the basic rate formula. Other rules affect wage proof, pay timing, rate floors and caps, medical work limits, and how long TD can continue. For an injured worker, the practical question is simple. Did the insurer use the right wage base before it applied the two-thirds formula?
A wrong rate can happen quietly. The adjuster may use too short a pay period. The adjuster may ignore overtime, miss a second job, leave out shift pay, or treat seasonal wages as if every week looked the same. If the starting wage number is too low, every TD check that follows is too low too.
The simple version is this. Find the worker's average weekly earnings. Then calculate two-thirds of that amount. If a warehouse worker averaged 900 dollars per week before the injury, the basic two-thirds calculation is 600 dollars per week. If a hospital worker averaged 1,500 dollars per week, the basic calculation is 1,000 dollars per week. These examples only show the math. The final payable rate can also be affected by the legal low and high rates tied to the injury date.
The wage number should fairly show what the worker earned before the injury. For many workers, that means more than base hourly pay. Overtime, bonuses, premium pay, tips shown in payroll, and covered second jobs can matter. New hires, seasonal workers, union workers, drivers, film crews, building trades, and workers with uneven hours often need a closer look. The fair pay period can be the main fight.
Section 4653 also uses the phrase temporary total disability. In practice, that often means a doctor has taken the worker fully off work. It can also mean the doctor gave limits that the employer cannot fit. A worker on modified duty at full wages usually is not paid TD for that same period. If the employer offers light work, the details matter. The job must fit the medical limits. It must be real work. The offer must be clear enough for the worker to review.
TD rate disputes often start with a payment notice that looks final but does not show the math. Injured workers should compare the weekly rate with pay stubs, W-2 forms, payroll histories, union wage sheets, and proof of second jobs. Common errors include using too narrow a pay period, leaving out regular overtime, missing shift premiums, and ignoring wages from another covered California employer.
Another dispute is whether the worker is truly unable to work. The carrier may stop payments after a report says the worker can do modified work. But the wage loss may continue if the employer has no work within the limits. The medical report, the job offer, and the worker's real duties all have to match.
Timing matters too. Section 4653 sets the rate formula. Labor Code 4650 addresses when disability payments are due. If TD is paid late or underpaid without a sound reason, penalty issues may arise under other rules. The rate dispute should be tracked with dates, check amounts, benefit notices, and the wage records used for the calculation.
A strong rate challenge starts with payroll proof. Useful records include pay stubs, payroll printouts, union dispatch records, time cards, W-2 forms, and written proof of covered second jobs. A worker should also save every benefit notice from the claims administrator. Those notices can show the rate used, the start date, and the stated reason for a change.
Medical proof also matters. The treating doctor's work status report should say whether the worker is off work, limited to modified duty, or able to return to regular work. If limits are listed, the light-duty offer should be checked line by line. A job that exceeds lifting, standing, driving, reaching, or schedule limits may not be a valid basis to stop TD.
Injured at work? Call (661) 273-1780
Tap to call →Yazdchi Law reviews TD rates by checking the wage base first, not just the weekly check amount. The office compares the carrier's math with payroll records, overtime history, second-job wages, medical limits, and benefit notices. If the rate is wrong, the correction request should identify the missing wages and the weeks affected.
For workers in Palmdale, Lancaster, the Antelope Valley, Los Angeles County, Kern County, and throughout California, the TD rate can affect rent, gas, medical visits, and daily bills during treatment. A small weekly underpayment can become a serious problem when it repeats for months.
This page is informational only and is not legal advice. Reading it does not create an attorney-client relationship. Workers' compensation deadlines and procedures depend on the facts of each case. For advice about a specific California claim, consult a licensed California attorney. Yazdchi Law P.C., 1125 W Avenue M-14, Suite A, Palmdale, CA 93551. Call (661) 273-1780. Eman Yazdchi is a Certified Specialist in Workers' Compensation Law, California Board of Legal Specialization, State Bar of California.
It sets the basic TD rate formula. If the work injury causes temporary total disability, the payment is two-thirds of the worker's average weekly earnings during the disability period. The statute also looks at open labor market ability.
Not by itself. Section 4653 applies the two-thirds formula, but the wage base must come from the worker's pay history and related comp rules. Pay stubs, payroll records, overtime, shift premiums, and covered second jobs can affect the result.
Often, yes. If overtime was a real and regular part of the worker's pre-injury pay, it should be reviewed when average weekly earnings are set. The key question is whether the wage history fairly shows earning capacity before the injury.
Work limits do not automatically end TD. If the employer has real modified work within those limits, payments may change. If no suitable modified work is available, TD may still be owed while the worker cannot do regular duties.
Save benefit notices, checks, pay stubs, W-2 forms, payroll records, and work status reports. Compare the listed weekly rate with your real pre-injury pay. A lawyer can review whether the carrier left out wages or used the wrong pay period.
No. Section 4653 is the rate formula. Separate rules address when payments start, how long TD can last, and what happens when the worker reaches permanent and stationary status or returns to work.
Last reviewed by Eman Yazdchi, Esq., June 2026.
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