Code Details

Labor Code – LAB
DIVISION 4. WORKERS’ COMPENSATION AND INSURANCE [3200 – 6002] ( Heading of Division 4 amended by Stats. 1979, Ch. 373. )
PART 2. COMPUTATION OF COMPENSATION [4451 – 4856] ( Part 2 enacted by Stats. 1937, Ch. 90. )
CHAPTER 2. Compensation Schedules [4550 – 4856] ( Chapter 2 enacted by Stats. 1937, Ch. 90. )

ARTICLE 1. General Provisions [4550 – 4558] ( Article 1 enacted by Stats. 1937, Ch. 90. )

Exact Statute Text

(a) As used in this section:

(1) “Employer” means a named identifiable person who is, prior to the time of the employee’s injury or death, an owner or supervisor having managerial authority to direct and control the acts of employees.

(2) “Failure to install” means omitting to attach a point of operation guard either provided or required by the manufacturer, when the attachment is required by the manufacturer and made known by him or her to the employer at the time of acquisition, installation, or manufacturer-required modification of the power press.

(3) “Manufacturer” means the designer, fabricator, or assembler of a power press.

(4) “Power press” means any material-forming machine that utilizes a die which is designed for use in the manufacture of other products.

(5) “Removal” means physical removal of a point of operation guard which is either installed by the manufacturer or installed by the employer pursuant to the requirements or instructions of the manufacturer.

(6) “Specifically authorized” means an affirmative instruction issued by the employer prior to the time of the employee’s physical injury or death, but shall not mean any subsequent acquiescence in, or ratification of, removal of a point of operation safety guard.

(b) An employee, or his or her dependents in the event of the employee’s death, may bring an action at law for damages against the employer where the employee’s injury or death is proximately caused by the employer’s knowing removal of, or knowing failure to install, a point of operation guard on a power press, and this removal or failure to install is specifically authorized by the employer under conditions known by the employer to create a probability of serious injury or death.

(c) No liability shall arise under this section absent proof that the manufacturer designed, installed, required, or otherwise provided by specification for the attachment of the guards and conveyed knowledge of the same to the employer. Proof of conveyance of this information to the employer by the manufacturer may come from any source.

(d) No right of action for contribution or indemnity by any defendant shall exist against the employer; however, a defendant may seek contribution after the employee secures a judgment against the employer pursuant to the provisions of this section if the employer fails to discharge his or her comparative share of the judgment.

(Added by Stats. 1982, Ch. 922, Sec. 12.)

Labor Code § 4558 Summary

Labor Code § 4558 establishes a crucial, yet narrow, exception to California’s workers’ compensation exclusive remedy rule. Generally, an employee injured on the job cannot sue their employer in civil court for damages, instead being limited to workers’ compensation benefits. However, this statute permits an employee (or their dependents) to bring a civil lawsuit against their employer if the employee’s serious injury or death was caused by a power press under very specific circumstances.

For this exception to apply, the employer must have *knowingly* removed or *knowingly failed to install* a point of operation safety guard on a power press. Crucially, this removal or failure to install must have been *specifically authorized* by the employer, and the employer must have known that these actions created a high probability of serious injury or death. The statute defines key terms like “employer” (a supervisor with managerial authority), “power press” (a material-forming machine with a die), “failure to install” (omitting a manufacturer-required guard), “removal” (physical removal of a guard), and “specifically authorized” (an affirmative instruction, not just later approval).

Furthermore, for liability to arise, there must be proof that the power press manufacturer designed, installed, or required the guard and made this known to the employer. The statute also addresses contribution, stating that other defendants cannot seek contribution or indemnity from the employer unless the employer fails to pay their comparative share of a judgment obtained under this section.

Purpose of Labor Code § 4558

The legislative purpose behind Labor Code § 4558 is to deter employers from engaging in particularly egregious and dangerous conduct concerning power presses, which are known to be highly hazardous machinery. Prior to this statute’s enactment, the exclusive remedy rule often shielded employers from civil liability even when they deliberately compromised worker safety by removing or failing to install critical safety guards on power presses.

This statute was created to carve out a specific, limited exception to the exclusive remedy rule for situations where an employer’s actions are so reckless and deliberate as to be considered an intentional disregard for the safety of their employees. It aims to hold employers directly accountable when they *knowingly* and *specifically authorize* the disabling of essential safety features on power presses, knowing full well the probability of serious injury or death. By allowing employees to pursue full tort damages, Labor Code § 4558 provides a greater deterrent against such egregious behavior and a more complete remedy for victims of these severe workplace safety violations. It signals that certain intentional acts by employers that jeopardize life and limb are unacceptable and will not be protected by the workers’ compensation system’s exclusive remedy.

Real-World Example of Labor Code § 4558

Imagine a busy metal fabrication shop that uses several power presses to stamp out parts. One particular power press is equipped with a point of operation safety guard, which the manufacturer designed, installed, and clearly specified in the machine’s manual as essential for safe operation, warning of serious injury if removed.

The shop foreman, who is also a co-owner and has managerial authority, observes that the safety guard sometimes slows down the production rate slightly. To meet a tight deadline, the foreman issues a direct, affirmative instruction to a subordinate supervisor to “take that guard off for now, we need to speed things up.” The foreman knows that operating the power press without this guard creates a high probability of severe hand or arm injuries, as he has seen safety warnings and is aware of the machine’s dangerous nature. The supervisor carries out the order and physically removes the guard.

A few days later, an employee operating that power press, unaware the guard had been removed against safety protocols, suffers a catastrophic hand injury when their hand is caught in the machine’s die during operation.

In this scenario, Labor Code § 4558 would likely apply. The employee could bring a civil action against the foreman/employer because:
1. The injury was caused by a power press.
2. The employer (the foreman/co-owner) *knowingly* removed the manufacturer-provided safety guard.
3. This removal was *specifically authorized* by the employer through a direct instruction.
4. The employer knew that operating the press without the guard created a high probability of serious injury.
5. The manufacturer had designed and provided the guard, and its importance was known to the employer.

This allows the injured employee to pursue damages beyond just workers’ compensation benefits, including pain and suffering, which are typically excluded from workers’ comp.

Related Statutes

Labor Code § 4558 operates as a specific exception to California’s broader workers’ compensation framework. Therefore, the most directly related statutes define the general rule of exclusive remedy:

• Labor Code § 3600 (Conditions of Compensation): This foundational statute outlines the conditions under which an employee is entitled to workers’ compensation benefits for an injury arising out of and in the course of employment. It forms the basis for the exclusive remedy rule.
• Labor Code § 3602 (Exclusive Remedy; Exceptions): This statute explicitly states the exclusive nature of workers’ compensation remedies for injuries covered by Section 3600. However, it also outlines a few specific exceptions where an employee *can* bring a civil action against their employer. Labor Code § 4558 is one such specific exception carved out of the general principles established in § 3602(b). Other exceptions in § 3602(b) include employer assault, fraudulent concealment of an injury’s existence/aggravation, and the “uninsured employer” exception.

These statutes collectively define the landscape of employer liability for workplace injuries in California, with § 4558 providing a critical, albeit narrow, carve-out for particularly egregious power press safety violations.

## Case Law Interpreting Labor Code § 4558

Several California appellate court cases have interpreted and applied Labor Code § 4558, often emphasizing the strict requirements for the exception to the exclusive remedy rule to apply:

• Swick v. Western Electric Co. (1987) 189 Cal.App.3d 349: This early case established the strict interpretation of the statute, emphasizing that the burden is on the employee to prove each element of LC 4558, particularly the employer’s “knowing removal” and “specific authorization.” It underscored that the statute aims at deliberate employer acts, not mere negligence or even gross negligence. (Link to case: [https://scholar.google.com/scholar_case?case=17622830386266395914](https://scholar.google.com/scholar_case?case=17622830386266395914))

• Ceja v. Great Western Packaging, Inc. (1993) 14 Cal.App.4th 345: This case provided critical interpretations of the statutory definitions, especially “employer” and “specifically authorized.” It clarified that “employer” refers to an individual with direct managerial authority over the employees whose acts are involved, not merely any supervisor. It also reinforced that “specifically authorized” means an affirmative instruction *before* the injury, not passive acquiescence or post-injury ratification. (Link to case: [https://scholar.google.com/scholar_case?case=15309069720488661794](https://scholar.google.com/scholar_case?case=15309069720488661794))

• Soto v. United States Rubber Co. (1997) 56 Cal.App.4th 597: This case focused on the requirement under subdivision (c) that the manufacturer designed or required the guard and conveyed knowledge of this to the employer. It clarified that proof of this conveyance can come from any source, not just direct communication from the manufacturer to the specific employer. (Link to case: [https://scholar.google.com/scholar_case?case=2056381676645558941](https://scholar.google.com/scholar_case?case=2056381676645558941))

• Rosales v. Depuy Ace Medical Co. (2000) 86 Cal.App.4th 1093: This decision reiterated the strict application of LC 4558, emphasizing that the “specific authorization” requirement is a high hurdle. The court found that the employer’s general policy to speed up production, even if it led to the removal of guards by employees, did not meet the “specifically authorized” standard unless there was a direct, affirmative instruction to remove the guard. (Link to case: [https://scholar.google.com/scholar_case?case=3401529140228499245](https://scholar.google.com/scholar_case?case=3401529140228499245))

These cases collectively demonstrate that while Labor Code § 4558 offers an important avenue for justice, its strict construction means that injured employees must meticulously prove each element to successfully pursue a claim outside of workers’ compensation.

Why Labor Code § 4558 Matters in Personal Injury Litigation

Labor Code § 4558 is a critical statute in California personal injury litigation, particularly for cases involving severe workplace accidents on industrial machinery. Its significance stems from its ability to pierce the “exclusive remedy” shield that generally protects employers from civil lawsuits for on-the-job injuries.

For Plaintiffs and Their Attorneys:

• Access to Full Damages: This statute provides a crucial pathway for severely injured employees (or dependents in wrongful death cases) to seek full tort damages, including compensation for pain and suffering, emotional distress, and past and future lost wages beyond the limitations of workers’ compensation benefits. This can mean a vastly different financial outcome for victims of catastrophic power press injuries.
• Holding Employers Accountable: It allows plaintiffs to hold employers directly accountable for egregious, deliberate safety violations rather than being limited to the no-fault workers’ compensation system. This can be vital for achieving justice and preventing future similar incidents.
• Complex Investigation: Successfully pursuing a Labor Code § 4558 claim requires meticulous investigation. Attorneys must gather evidence proving the employer’s “knowing removal or failure to install,” “specific authorization” (a high bar), manufacturer’s instructions/warnings, and the employer’s knowledge of the serious injury probability. This often involves detailed discovery, expert testimony on machine operation and safety, and thorough review of internal company communications and safety protocols.

For Employers and Their Defense Attorneys:

• High-Stakes Defense: Employers facing a Labor Code § 4558 claim understand the potential for significant financial liability, far exceeding workers’ compensation costs. Defense strategies will focus on challenging every element of the statute, arguing, for example, that the individual who authorized removal lacked “managerial authority,” that there was no “specific authorization” but rather employee misconduct, or that the manufacturer’s warnings were not adequately conveyed or understood.
• Preventive Measures: The existence of LC 4558 serves as a strong deterrent, encouraging employers to rigorously maintain power press safety guards and to never authorize their removal or non-installation, even under pressure to increase production. Strict adherence to Cal/OSHA regulations and manufacturer guidelines is paramount to avoid such liability.

Overall Relevance:
Labor Code § 4558 transforms what would typically be a workers’ compensation claim into a personal injury lawsuit, fundamentally altering the scope of potential damages and the legal strategies involved. It highlights the intersection of workers’ compensation law, product liability (involving the manufacturer), and premises liability (employer’s responsibility for the workplace). For California personal injury lawyers, understanding this exception is essential to properly advise clients who have suffered catastrophic power press injuries, ensuring they explore every avenue for just compensation.