Okla. Stat. tit. 47, § 47-11-904: Person involved in personal injury accident while under

influence of alcohol or other intoxicating substance - Causing great

bodily injury.

A. Any person who is involved in a personal injury accident

while driving or operating a motor vehicle within this state and who

is in violation of the provisions of subsection A of Section 11-902

of this title may be charged with a violation of the provisions of

this subsection as follows:

1. Any person who is convicted of a violation of the provisions

of this subsection shall be deemed guilty of a misdemeanor for the

first offense and shall be punished by imprisonment in the county

jail for not less than ninety (90) days nor more than one (1) year,

and a fine of not more than Two Thousand Five Hundred Dollars

($2,500.00); and

2. Any person who is convicted of a violation of the provisions

of this subsection after having been previously convicted of a

violation of this subsection or of Section 11-902 of this title

shall be deemed guilty of a Class B5 felony offense and shall be

punished by imprisonment in the custody of the Department of

Corrections for not less than one (1) year and not more than five

(5) years, and a fine of not more than Five Thousand Dollars

($5,000.00).

B. 1. Any person who causes an accident resulting in great

bodily injury to any person other than himself while driving or

operating a motor vehicle within this state and who is in violation

of the provisions of subsection A of Section 11-902 of this title

may be charged with a violation of the provisions of this

subsection. Any person who is convicted of a violation of the

provisions of this subsection shall be deemed guilty of a Class B1

felony offense punishable by imprisonment in the custody of the

Department of Corrections for not less than four (4) years and not

more than twenty (20) years, and a fine of not more than Five

Thousand Dollars ($5,000.00).

2. As used in this subsection, "great bodily injury" means

bodily injury which creates a substantial risk of death or which

causes serious, permanent disfigurement or protracted loss or

impairment of the function of any bodily member or organ.