1 Calendar Month. The period of duration from the same date of one month to the same date of the next month, and thus can be 28, 29 during a leap year, 30 or 31 days long. The period from a day of one month to the corresponding day of the next month if such exists or if not to the last day of the next month (as from january 3 to february 3 or from january 31 to.

A month could mean from 21 march to 21 april, and then the next month after that would mean from 21 april. The interpretation of a “month’s notice” in a termination clause and whether a qualifier, such as a “ calendar month’s notice”, bears any.