(A) A member of the state teachers retirement system who elects to purchase service credit described in section 3307.73, 3307.74, 3307.751, 3307.76, 3307.771, or 3307.78 of the Revised Code shall do both of the following:

1. (1) Submit an application to the state teachers retirement board in a manner or form approved by the board;

2. (2)

   1. (a) If the purchase will be completed not later than December 31, 2013, for each year, or portion of a year, of credit purchased, pay to the teachers' savings fund the amount specified by former section 3307.73, 3307.74, 3307.751, 3307.76, 3307.771, or 3307.78 of the Revised Code as the appropriate section existed immediately before January 7, 2013.
   2. (b) If the purchase will not be completed until on or after January 1, 2014, for each year, or portion of a year, of credit purchased, pay to the teachers' savings fund an amount specified by the board that is equal to one hundred per cent of the actuarial liability resulting from the purchase of that year or portion of a year of credit as determined by an actuary employed by the board.
   3. (c) If, on January 7, 2013, the purchase is being made through a payroll deduction plan under section 3307.701 of the Revised Code and at least one deduction has been made, pay to the teachers' savings fund the amount specified by former section 3307.73, 3307.74, 3307.751, 3307.76, 3307.771, or 3307.78 of the Revised Code as the appropriate section existed immediately before January 7, 2013.

(B)

1. (1) A purchase shall be considered completed for purposes of division (A)(2)(a) of this section only if the member's application is received by the retirement system as completed not later than December 31, 2013, and all payments are received by the retirement system not later than June 30, 2014.
2. (2) A member purchasing credit through a payroll deduction plan under division (A)(2)(c) of this section may pay in a single payment the balance of the cost of the credit.