Cost Certainty
The PLA locks in labor costs for the duration of the project — no surprise renegotiations midway through the build.
Blog · Labor & Workforce
What Is a Project Labor Agreement (PLA) in Construction?
In large-scale construction, labor risk is a major financial variable. A PLA is the legal tool developers use to manage it.
The Definition
A pre-hire collective bargaining agreement
In large-scale construction — whether it's a new stadium, a government building, or a massive mixed-use development — labor risk is a major financial variable. A strike, a shortage of skilled electricians, or a dispute between trades can delay a project by months and cost millions. To mitigate this risk, developers and municipalities often utilize a legal tool called a Project Labor Agreement (PLA).
A PLA is a pre-hire collective bargaining agreement. It is a contract signed before the project begins between the project owner (or general contractor) and the local labor unions (building trades). It establishes the "rules of the road" for that specific project, applying to all contractors working on the job, whether they are typically union or non-union shops.
How It Works
What each side promises
In exchange for certain guarantees, both sides give up something:
- The Unions Promise: No strikes, no work stoppages, and no lockouts for the duration of the project, plus standardized grievance procedures to settle disputes quickly.
- The Owners Promise: To hire workers through union hiring halls, pay union wages and benefits, and recognize the union as the bargaining representative for the site's workforce.
For Developers
The Benefits for Developers
Why would a private developer agree to a PLA? Three reasons stand out.
Access to Skilled Labor
In a tight labor market, union hiring halls act as a funnel for highly trained, certified tradespeople.
Speed
A PLA harmonizes contracts across dozens of trade unions, preventing turf wars that slow down work.
Community Benefits
The 'Community Benefits' Angle
PLAs are often used as tools for social equity. A municipality might require a PLA that includes specific hiring goals:
- Local Hire Mandates: Requiring that a set share of the workforce lives in the local zip code.
- Apprenticeship Ratios: Ensuring that a percentage of hours are worked by apprentices, supporting broader workforce training programs.
The Controversy
Not without critics
PLAs are not without critics. Non-union contractors (Merit Shop) argue that PLAs discriminate against them by forcing them to pay into union pension funds their employees will never benefit from. They argue that this reduces competition and drives up the cost of construction by 10-20%.
However, for developers managing massive capital stacks, the premium paid for a PLA is often viewed as an insurance policy against the much higher cost of a delayed opening.
Conclusion
A tool for stability
A Project Labor Agreement is a tool for stability. It trades the potential cost savings of the open market for the certainty of a guaranteed, skilled, and strike-free workforce. As projects become more complex and timelines become tighter, the PLA remains a fixture in the landscape of major American construction.
Learn more about DDP's Project Labor Agreement services or our Labor Navigation support.
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