Prepare for the California UST System Operator Test. Use flashcards and multiple choice questions with hints and explanations. Ensure your readiness for this important certification!

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Tanks used for storing heating oil for consumptive use on the premises are regulated under which part?

  1. 40 CFR part 280

  2. 40 CFR part 150

  3. They are not regulated

  4. 40 CFR part 300

The correct answer is: They are not regulated

Tanks that store heating oil for consumptive use on the premises are generally considered to be exempt from the regulatory requirements that apply to underground storage tanks (USTs). This means that they do not fall under the comprehensive regulations outlined in other parts, such as 40 CFR part 280, which specifically governs UST systems that are used to store petroleum or hazardous substances. These exceptions are based on the premise that the heating oil is used on-site and that it does not pose the same risk of environmental contamination as tanks that store fuel for resale or distribution purposes. As a result, these tanks do not have to adhere to the stricter regulatory measures that apply to USTs, allowing for more flexibility in their operation and management.