Mich. Admin. Code R. 285.564.3 - Gasoline grades
Rule 3.
(1) There
shall be the following uniform grades of gasoline:
(a) "Subregular" with an AKI of 85 or
above.
(b) "Regular" with an AKI of
87 or above.
(c) "Midgrade 88" with
an AKI of 88 or above.
(d)
"Midgrade 89" with an AKI of 89 or above.
(e) "Premium" with an AKI of 90 or
above.
(f) "Premium 91" with an AKI
of 91 or above.
(g) "Premium 92"
with an AKI of 92 or above.
(h)
"Premium 93" with an AKI of 93 or above.
(i) "Premium 94" with an AKI of 94 or
above.
(2) Special
grades of gasoline may be offered for sale if listed with and approved by the
department. To apply for listing, the refiner or blender shall provide the
department with the gasoline brand name, the grade specifications, and a copy
of the complete test results for all applicable standards specified in these
rules and other tests as required by the department.
Notes
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