A surety cannot be held beyond the express terms of his contract, and if such contract prescribes a penalty for its breach, he cannot in any case be liable for more than the penalty.
Okla. Stat. tit. 15, § 373
Liability of surety
R.L.1910, § 1052.
Official source: Oklahoma Legislature. Reproduced from public-domain Oklahoma statutes; confirm against the official source for the current text. Not legal advice.