Payrates and per diem rates go into effect immediately and are back dated to Dec 1st. I will dig up the email shortly.

Its in LOA 26 on page 470 of TA. There is a chart that gives implementation dates. The payrates go into effect on the first day of the bid during the month in which the TA is ratified.

D Implementation Plan
For purposes of this Letter of Agreement, the effective date of the Agreement will be the
beginning of the first full Bid Period following the date of signing. Provisions related to rates
of pay, per diem, international pay override, GUM foreign base allowance, vacation accruals,
deadhead center seating premium, and employer DC contribution shall be effective upon the
first day of the Bid Period in which date of signing of the Agreement occurs. Other provisions
not delineated below shall also be implemented upon the effective date, except for those
parts, and only to the extent that the JIT agrees they are, dependent upon an issue
delineated below. Until a provision is implemented, pilots will continue operating under the
provisions of their previous CBAs, or as may otherwise be agreed by the Company and the