Section 411-406-6 - GRANTING OF CREDITABLE SERVICE1. When a member requests the cost to purchase creditable service in any category of creditable service except Category 6, "Other service," the System will determine the contributions and applicable interest required to purchase all creditable service that the member is eligible to purchase in each selected category. At the time the balance due is determined, the total creditable service the member is eligible to purchase in each category will also be determined and recorded. Upon making a payment under Section 3, the member will be granted creditable service as follows: A.Lump Sum Payment. When a member makes a lump sum payment, the member will be granted all of the creditable service in the selected category.B.Partial Payments. Calculation and granting of creditable service based upon partial payments will be as follows:(1) When a member makes a partial payment, the payment will first be applied toward any applicable Survivor Benefit and Retirement Allowance Adjustment contributions due. In order to determine the amount of creditable service to be granted to the member as a result of the payment, the percentage of the balance of the employee contributions due that the payment represents will be determined and the same percentage will be applied to the total creditable service available for purchase.(2) Upon request by the member, the System will provide the member with a statement that includes the remaining balance due, the total creditable service the member is eligible to purchase and the amount of creditable service that the member has purchased.2. When a member requests the cost to purchase creditable service in Category 6, "Other service," a calculation will be made to estimate the actuarial cost of purchasing all creditable service in that category. At the time the balance due is determined, the total creditable service the member is eligible to purchase will also be determined and recorded. Upon making a payment under Section 3, the member will be granted creditable service as follows: A.Lump Sum Payment. If, prior to the final calculation of a retirement benefit, a member makes a single lump sum payment in an amount equal to the total estimated amount owed, as determined in subsection 2, the member will be notified that the cost will be recalculated as of the member's retirement date, and the member will be notified in writing if there is an additional amount due at retirement. The member will have a choice of paying the additional amount or receiving pro rata credit.B.Partial Payments. Calculation and granting of creditable service based upon partial payments will be as follows: (1) When a member makes a partial payment, the new balance due will be determined, but no creditable service will be granted at that time.(2) The cost will be recalculated as of the member's retirement date, and the member will be notified in writing if there is an additional amount due. The member will have a choice of paying the additional amount or receiving pro rata credit.C. Creditable service purchased under Section 2 will be granted upon the member's retirement.D. Upon request by the member, the System will provide the member with a statement that includes the estimated remaining balance due.94- 411 C.M.R. ch. 406, § 6