Certified observer

Certified observer means a visual emission observer, certified under (if applicable) Method 303 and Method 9 (if applicable) and employed by the Administrator, which includes a delegated enforcement agency or its designated agent. For the purpose of notifying an owner or operator of the results obtained by a certified observer, the person does not have to be certified.

Source

40 CFR § 63.301

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Scoping language

Terms used in this subpart are defined in the Act or in this section as follows:

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