US Longshore and Harbor Workers Compensation (coverage specializing in heavy industry) Insurance

What is US Longshore and Harbor Workers Compensation?

US Longshore and Harbor Workers Compensation (USL&H) is a specialized form of workers compensation coverage designed for employees engaged in maritime-related occupations. This includes individuals who load, unload, build, or repair vessels on navigable waters. Unlike standard workers compensation, USL&H addresses the unique job-site hazards and liability exposures associated with dock work, shipyards, and other waterfront operations.

This coverage is federally mandated under the Longshore and Harbor Workers' Compensation Act (LHWCA) and provides wage replacement and medical benefits to qualifying maritime workers injured on the job. It also protects employers from potential lawsuits by providing employer liability coverage.

Who Needs It

USL&H coverage is essential for businesses and contractors operating near or on U.S. navigable waters. This includes shipbuilding contractors, stevedoring companies, marine repair operators, and offshore equipment manufacturers. Even companies that do occasional work at ports or terminals may need coverage depending on their risk profile and client requirements.

Organizations employing part-time dockworkers or performing maintenance in shipyards may also fall under this requirement. If a business employs workers exposed to maritime operational hazards, USL&H insurance should be considered.

What It Typically Covers

This coverage typically includes:

  • Medical expenses for work-related injuries or occupational illnesses
  • Temporary and permanent disability benefits
  • Rehabilitation services
  • Employer liability for maritime-related injuries

For example, if a harbor mechanic is injured while repairing equipment aboard a vessel, USL&H insurance would help cover medical treatment and wage replacement during recovery.

Common Exclusions or Limitations

While comprehensive, USL&H coverage does not apply to crew members of vessels (who are typically covered under the Jones Act) or employees performing work of a purely clerical or administrative nature. Other common exclusions may include injuries resulting from intoxication or willful misconduct.

Coverage may also be limited for businesses that do not have proper classification of operations or fail to comply with federal guidelines.

Factors That Influence Cost

Several underwriting factors influence the cost of USL&H insurance, including:

  • Type of maritime work performed
  • Payroll and number of employees
  • Claims history and prior losses
  • Safety protocols and risk management practices

Operations involving heavy equipment or vessel repair typically face higher premiums due to increased injury exposure and job-site hazards.

Proof of Insurance & Compliance

Employers must often provide a certificate of insurance to demonstrate compliance with federal requirements when contracting for maritime services. In some cases, contracts with ports, shipyards, or government agencies may require proof of active USL&H coverage before work begins.

How to Get a Quote

To obtain a quote, businesses should gather details about their operations, employee duties, and payroll. Working with a broker experienced in maritime and commercial liability insurance can streamline the process and help ensure proper classification under the LHWCA.

Request a quote today to secure coverage tailored to your maritime operation's unique risks.

For more information, visit our pages on US Longshore and Harbor Workers Compensation and Harbor Workers Insurance to explore policy options and provider storefronts.

Frequently Asked Questions

Is USL&H insurance the same as standard workers compensation?

No. USL&H covers maritime-related jobs and is governed by federal law, while standard workers compensation is typically regulated by individual states.

Do all waterfront businesses need this coverage?

Not necessarily. It depends on the nature of the work and employee duties. Businesses performing vessel-related operations on navigable waters are more likely to need USL&H insurance.

What happens if I don’t carry required USL&H coverage?

Employers who fail to secure required coverage may face federal penalties and be personally liable for injury claims.

Can I combine USL&H with other types of commercial insurance?

Yes, many providers offer packages that include general liability, commercial auto, and marine equipment coverage alongside USL&H.

How do I know if my employees are covered under the LHWCA?

A broker familiar with maritime insurance can help determine if your employees meet the status and situs tests required under the LHWCA.

Still have questions? Talk to a local insurance expert.

Partners, Programs & Market Access


We maintain relationships with nationally recognized and specialty-focused insurance providers that actively underwrite this class of business. Our network includes both admitted and non-admitted markets, allowing us to match risks—from straightforward accounts to more complex or hard-to-place exposures—with appropriate underwriting partners.


Program availability, coverage terms, and underwriting appetite can vary based on operations, location, and loss history, so access to multiple markets is key to securing the right fit. This approach helps ensure broader coverage options and more competitive placement across a range of risk profiles.



The American Equity Underwriters, Inc.
United States Longshore and Harbor Workers' Compensation Coverage (USL&H)

The American Equity Underwriters, Inc. (AEU) is the program administrator for the American Longshore Mutual Association, Ltd. (ALMA), which is authorized by the Department of Labor to provide USL&H coverage for the liabilities of its members unde...
SolePro

Workers’ compensation can be a major hurdle for small business owners. Many states require it, but cost and administrative complexity often put coverage out of reach—especially for sole proprietors, independent contractors, and micro-businesses with ...
All Insurance Underwriters, Inc.
Hard to Place Risks

What do we consider a "hard to place risk"?   High Experience Mods (over 1.50 – no mod is too high) Steel Erection Roofing Trucking Logging Staffing Accounts only eligible for State Fun...
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