A husband and wife cannot, by any contract with each other, alter their legal relations, except as to property, and except that they may agree in writing to an immediate separation, and may make provision for the support of either of them and of their children during such separation.
Okla. Stat. tit. 43, § 205
Relations cannot be altered by contract - Separation agreements
R.L.1910, § 3354
Official source: Oklahoma Legislature. Reproduced from public-domain Oklahoma statutes; confirm against the official source for the current text. Not legal advice.