Knowledge Sort and Civic Addressing Allowance. (a) Subsequent to January 1, 2013, an employee performing sortation on a route identified as requiring a knowledge sort (a route with no civic addressing at the sortation case) shall be entitled to five (5) cents per day per point of call requiring a knowledge sort. The entitlement under this paragraph exists for a maximum of three (3) months. If civic addressing is implemented on points of call during that period, the entitlement for the affected points of call ends and paragraph (b) applies.