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Our proposed regulations are almost always open to the public for comment, typically for 30-90 days after the date of publication in the Federal Register. You can comment on them in several ways; each rule tells you how in its "Addresses" section. You can also learn more about commenting on our "Get Involved with EPA Regulations" page.

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Our librarians can help you get information about the environment and related scientific, technical, management, and policy information. Learn about the services of the EPA National Library Network and perform a quick search of our library collections

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