How to avoid a penalty by making quarterly tax payments by Sept. 15
If you haven't been sending part of your income to the IRS in recent months, this week is the last chance to avoid a tax penalty.The deadline for third-quarter estimated taxes is Sept. 15, applying to income from self-employment, small businesses, investments, gig economy work and more, according to the agency."It's a pay-as-you-go system," said certified financial planner John Loyd, owner at The Wealth Planner in Fort Worth, Texas. "A lot of folks don't find out until they file their tax return and they get a very nasty…