; and (II) if applicable, maintain enrollment and acceptable academic standing in a course of study or training described in paragraph (2) and serve for a time period equal to 2 years or such longer period as the individual may agree to as a botanical scientist employed by the Department. (B) Other terms and conditions Such contracts shall include all other necessary and appropriate terms and conditions to clarify the rights, obligations, and liabilities of the parties. (5) Repayment (A) In general A loan repayment provided for an individual under a written contract under the repayment program authorized by this subsection shall consist of payment on behalf of the individual of the principal, interest, and related expenses on government and commercial loans received by the individual regarding the undergraduate or graduate education of the individual (or both), which loans were made for tuition, other reasonable educational expenses, or reasonable living expenses, as determined by the Secretary. (B) Amounts For each year of obligated service that an individual contracts to serve, the Secretary may pay up to $50,000 (plus, beginning with fiscal year 2019, an amount determined by the Secretary on an annual basis to reflect inflation) on behalf of the individual for loans described in this paragraph. In making a determination of the amount to pay for a year of such service by an individual, the Secretary may enter into an agreement with the holder of any such loan for which payments are made to establish a schedule for the making of such payments. (6) Employment ceiling Notwithstanding any other provision of law, individuals who have entered into written contracts with the Secretary under this section, while undergoing academic or other training, shall not be counted against any employment ceiling affecting the Department. (d) Definition For the purposes of this section, the term Botanical Science Personnel means individuals with post-secondary education in the field of botany, including plant ecologists and