Thomas M.

Author · Registered Investment Adviser (South Carolina)

Thomas M. is a Registered Investment Adviser in South Carolina. He launched his own financial advisory firm in 2010.

What this byline covers

Thomas M. is credited as the author of PaycheckByState's guides, state pages and methodology. The tax figures themselves come from the official sources listed on each page and in the methodology (IRS publications, Social Security Administration announcements and each state's revenue agency), and the calculator is tested against worked examples. Content is for general information, not individualized tax, legal or investment advice — see the disclaimer and editorial policy.

Guides by Thomas M.

• How paycheck taxes work
• 2026 federal tax brackets
• W-4 guide
• Pre-tax deductions
• Overtime & taxes
• Bonus tax
• Hourly to salary
• No-income-tax states
• State payroll programs
• Tax reciprocity
• Pay stub abbreviations
• What is FITW
• What is MED EE
• Take-home pay study 2026
• Raise tax study 2026
• What is OASDI
• What does YTD mean
• How much tax is taken out
• Biweekly vs semi-monthly
• What is withholding tax
• Gross pay vs net pay
• Taxable wages and W-2 boxes
• Employer payroll taxes
• Three-paycheck months 2026
• Paycheck-to-paycheck statistics
• How to read a pay stub
• Paycheck glossary

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