The amount of mileage accumulated by an employee between 1 January 2017 and 1 April 2017 will not be altered by the introduction of these new bands and rates. Mileage to date will, however, count towards total mileage for the year.
For example, if you had claimed 1,400km on 1 April 2017, you would then move to the new Band 1. Once you have driven a further 100km, you would then move to Band 2.
The Revenue website has been updated to reflect the changes as follows: