(3) Where, in an appeal under this Act, a penalty assessed by the Minister under this section or section 163.2 is in issue, the burden of establishing the facts justifying the assessment of the penalty is on the Minister.
The number of days in your cycle is calculated by counting the number of days from the beginning of one period to the beginning of the next period. If you have a short cycle, for example 21 days, and you bleed for 7 days, then you could ovulate right after your period.
How to Know When You are Ovulating. If you have a textbook 28-day menstrual cycle, you will ovulate on day 14 (exactly two weeks after the first day of your last period). Unfortunately, not everyone has the perfect cycle. A menstrual cycle can range from 21 to 35 days.