Article Highlights: Underpayment of Estimated Tax and Withholding Penalty Required Minimum Distribution Penalty Late-Filing Penalty Late-Payment Penalty Negligence Penalty Fraud Penalty Dishonored Check Penalty Missing ID Number Penalty Early Withdrawal Penalty Penalty for Failure to Report Tips Foreign Reporting Excessive Claim Penalty Accuracy-Related Penalty for Non-itemizers Frivolous Return Penalty Penalty for Failure to File Information Returns Most taxpayers don't intentionally incur tax penalties, but [...]