The hierarchy for virgin olive oil grades shall be, from highest to lowest, extra-virgin olive oil, virgin olive oil, and virgin olive oil not fit for human consumption, sometimes known as lampante virgin olive oil, which shall be the lowest level of quality among the virgin olive oils. In terms of hierarchy, olive oil and refined olive oil shall fall below the virgin olive oil category. Olive oil grades shall be in the following categories:
(a) Virgin olive oils.
(1) Extra virgin olive oil.
(2) Virgin olive oil.
(3) Virgin olive oil not fit for human consumption without further processing, sometimes known as lampante virgin olive oil.
(b) Olive oil.
(c) Refined olive oil.