Every railroad corporation organized under the laws of the Territory of Oklahoma, or of the Indian Territory, prior to the taking effect of the Constitution of this state and within three (3) years before said date and that has heretofore or shall within one (1) year from the taking effect of this act, in good faith, comply with the provisions of the Constitution of this state, and shall, in good faith, commence the construction of its works contemplated in its articles of incorporation or organization is hereby declared to be a domestic corporation under the Constitution and laws of this state.
Okla. Stat. tit. 66, § 163