To find your pregnancy due date, your healthcare professional starts with the date your last menstrual period began, adds seven days, counts back three months.
Tax returns are issued on the first working day of April each year. The filing due date is usually within a month from the issue date of the return. Extension.
There is a handy site for checking when a car is due its NCT. Just enter the car's registration into the box. Check your NCT due date here. Cars younger.
Conception date: If conception is known (eg, date of insemination, ovulation or egg retrieval), then the due date can be calculated by adding 266 days.