Some of the evenings, a plane takes off from the domestic or international airport in the east and heads westward on its way; and a chopper swings in and lands at Pawan Hans with much acoustic fanfare.
Once they have adopted an implementation plan, banks have ample time to fully meet the qualification requirements, since the final rule allows a bank up to 36 months before it would have to exit parallel run and enter the first transition period. As with all things, however, waiting until the last possible moment leaves little margin for error.