With respect to a consumer loan, refinancing, or consolidation, other than one made under Section 3-508B of this title, the lender may by agreement with the debtor refinance the unpaid balance and may contract for and receive a loan finance charge based on the principal resulting from the refinancing at a rate not exceeding that permitted by the provisions on loan finance charge for consumer loans (Section 3-201) or the provisions on loan finance charge for supervised loans (Section 3-508A), whichever is appropriate. For the purpose of determining the loan finance charge permitted, other than in relation to Section 3-508B, the principal resulting from the refinancing comprises the following:
Okla. Stat. tit. 14A, § 3-205