Okla. Stat. tit. 21, § 21-54: When first conviction was foreign

Every person who has been convicted in any other state,

government or country of an offense which, if committed within this

state, would be punishable by the laws of this state by imprisonment

in the penitentiary, is punishable for any subsequent crime

committed within this state, in the manner prescribed in Section

434, 435 or 436 of this act, and to the same extent as if such first

conviction had taken place in a court of this state.

R.L. 1910, § 2808. Amended by Laws 1997, c. 133, § 15, eff. July 1,

1999; Laws 1999, 1st Ex.Sess., c. 5, § 6, eff. July 1, 1999.

NOTE: Laws 1998, 1st Ex.Sess., c. 2, § 23 amended the effective

date of Laws 1997, c. 133, § 15 from July 1, 1998, to July 1, 1999.