The White House on Monday issued guidance to boost the use of U.S.-made goods including steel, iron and other construction materials, in government-funded infrastructure projects.

The “Buy America” binding guidance, first proposed in February, was finalized by the White House Office of Management and Budget (OMB) after receiving nearly 2,000 public comments.

OMB said the final guidance directed by Congress under the $1 trillion 2021 infrastructure law “will bolster American businesses, workers, and economic growth.”

OMB added engineered wood but opted not to include some additional construction materials, including paint and stain, and bricks. To qualify manufactured products must be U.S. manufactured and the cost of domestic-made components must exceed 55% of the cost of all components.

The rules do not apply to tools, equipment, and supplies, such as temporary scaffolding, brought to the construction site and removed at the end of the project.

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