Ind. Code § 15-17-11-8

Sec. 8. The full amount of the fees specified in section 7 of this chapter must be paid for licenses and transport vehicle certificates issued before one-half (1/2) of the license period has expired. However, one-half (1/2) of the fee must be paid for licenses and certificates issued after at least one-half (1/2) of the license period has expired.