Basic Rules

(1) Day of the act or default. In calculating any period of time specified or allowed by these rules, by any local rules, by order of a court, or by any applicable statute, the day of the act or default from which the designated period of time begins to run is not included.
(2) If the time period is less than eleven (11) days. When the period of time specified or allowed is less than eleven (11) days before including any additional time allowed under section (b) of this rule, then intermediate Saturdays, Sundays and legal holidays are not included in the calculation of time. When the period of time is eleven (11) days or more, intermediate Saturdays, Sundays and legal holidays are included in the calculation.
(3) Last day. The last day of the period is included, unless it is a Saturday, Sunday, or legal holiday, in which event the period runs until the end of the next day that is not a Saturday, Sunday, or legal holiday. [ARCP 6(a)]