(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.
More in Menstrual Disorders. Your period occurs when the lining of your uterus sheds. In order for your normal period to come each month, your body has to ovulate, which means an egg must be released from an ovary. Typically, your period will come about 12 to 16 days after you ovulate, assuming you did not get pregnant.