The menstrual cycle is from Day 1 of bleeding to Day 1 of the next time of bleeding. Although the average cycle is 28 days, it is normal to have a cycle that is shorter or longer.Girls usually start having menstrual periods between the ages of 11 and 14. Women usually start to have fewer periods between ages 39 and 51. Women in their 40s and teens may have cycles that are longer or change a lot.he menstrual cycle is from Day 1 of bleeding to Day 1 of the next time of bleeding. Although the average cycle is 28 days, it is normal to have a cycle that is shorter or longer.
If you have employees, including household employees, keep your employment tax records for at least four years after the date that payroll taxes become due or is paid, whichever is later. This should include forms W-2 and W-4, as well as related pay information including benefit forms.
What tax records should I keep? You should keep every tax return and supporting forms. This includes W-2s, 1099s, expense tracking, mileage logs if you itemize and other documents. So why is keeping tax returns for three years important? Keeping tax returns for the three-year time period is tied to the IRS statute of limitations. Under the statute, if you do not file a claim for a refund that you are entitled to, you generally have the later of three years from the date you filed the original return or two years from the date you paid the tax, to file the claim.