An accounting year, or tax year, is the time frame for keeping together records of expenses and income -- information you enter into your annual tax return to calculate taxable income. Individuals ...

Both calendar and fiscal years last for 365 days, but can begin on completely different dates. Some businesses opt to make their fiscal year the same as the calendar year for convenience's sake. There ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Suzanne is a content marketer, writer, and fact-checker. She holds a Bachelor of Science in ...