Quarterly estimated taxes are required when you earn income that doesn't have taxes automatically withheld. This most ...

Individuals with earned income of more than $200,000 ($250,000 for married couples filing jointly) pay an additional 0.9% in Medicare taxes. These taxes from your paycheck fund the Social Security and ...

Dawn Allcot is a full-time freelance writer, content marketing specialist and author who writes about finance, real estate, insurance, travel, small business, e-commerce and technology. Her lengthy ...