A creditor may:

1. (1) agree to accept a subsequent consumer as an obligor under an existing obligation; and

2. (2) charge a transfer fee that does not exceed the greater of:

   1. (A) $50; or
   2. (B) one-half of one percent of the unpaid balance of the credit transaction computed under Section 347.155.

Acts 1997, 75th Leg., ch. 1008, Sec. 1, eff. Sept. 1, 1997.