.payroll-calculator-tn-container {
font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
max-width: 700px;
margin: 20px auto;
padding: 25px;
border: 1px solid #e0e0e0;
border-radius: 10px;
background-color: #f9f9f9;
box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}
.payroll-calculator-tn-container h2 {
color: #2c3e50;
text-align: center;
margin-bottom: 25px;
font-size: 1.8em;
}
.payroll-calculator-tn-container .input-group {
margin-bottom: 18px;
display: flex;
flex-direction: column;
}
.payroll-calculator-tn-container label {
margin-bottom: 8px;
font-weight: bold;
color: #34495e;
font-size: 0.95em;
}
.payroll-calculator-tn-container input[type="number"],
.payroll-calculator-tn-container select {
width: 100%;
padding: 12px;
border: 1px solid #ccc;
border-radius: 6px;
box-sizing: border-box;
font-size: 1em;
color: #333;
background-color: #fff;
transition: border-color 0.3s ease;
}
.payroll-calculator-tn-container input[type="number"]:focus,
.payroll-calculator-tn-container select:focus {
border-color: #007bff;
outline: none;
box-shadow: 0 0 5px rgba(0, 123, 255, 0.2);
}
.payroll-calculator-tn-container button {
display: block;
width: 100%;
padding: 14px 20px;
background-color: #007bff;
color: white;
border: none;
border-radius: 6px;
font-size: 1.1em;
font-weight: bold;
cursor: pointer;
transition: background-color 0.3s ease, transform 0.2s ease;
margin-top: 25px;
}
.payroll-calculator-tn-container button:hover {
background-color: #0056b3;
transform: translateY(-2px);
}
.payroll-calculator-tn-container .results {
margin-top: 30px;
padding: 20px;
border-top: 2px solid #e0e0e0;
background-color: #eaf4ff;
border-radius: 8px;
}
.payroll-calculator-tn-container .results h3 {
color: #2c3e50;
margin-bottom: 15px;
text-align: center;
font-size: 1.5em;
}
.payroll-calculator-tn-container .results p {
display: flex;
justify-content: space-between;
padding: 8px 0;
border-bottom: 1px dashed #c0c0c0;
font-size: 1em;
color: #333;
}
.payroll-calculator-tn-container .results p:last-child {
border-bottom: none;
font-weight: bold;
font-size: 1.1em;
color: #007bff;
padding-top: 15px;
}
.payroll-calculator-tn-container .results p span:first-child {
flex-basis: 60%;
}
.payroll-calculator-tn-container .results p span:last-child {
flex-basis: 40%;
text-align: right;
}
.payroll-calculator-tn-container .error-message {
color: #dc3545;
margin-top: 15px;
text-align: center;
font-weight: bold;
}
@media (max-width: 600px) {
.payroll-calculator-tn-container {
padding: 15px;
}
.payroll-calculator-tn-container h2 {
font-size: 1.5em;
}
.payroll-calculator-tn-container button {
font-size: 1em;
padding: 12px 15px;
}
.payroll-calculator-tn-container .results h3 {
font-size: 1.3em;
}
}
function calculatePayrollTN() {
var grossPay = parseFloat(document.getElementById("grossPay").value);
var payPeriod = document.getElementById("payPeriod").value;
var filingStatus = document.getElementById("filingStatus").value;
var preTaxDeductions = parseFloat(document.getElementById("preTaxDeductions").value);
var errorMessageDiv = document.getElementById("errorMessage");
var payrollResultsDiv = document.getElementById("payrollResults");
// Input validation
if (isNaN(grossPay) || grossPay < 0) {
errorMessageDiv.textContent = "Please enter a valid Gross Pay.";
errorMessageDiv.style.display = "block";
payrollResultsDiv.style.display = "none";
return;
}
if (isNaN(preTaxDeductions) || preTaxDeductions grossPay) {
errorMessageDiv.textContent = "Pre-tax deductions cannot exceed gross pay.";
errorMessageDiv.style.display = "block";
payrollResultsDiv.style.display = "none";
return;
}
errorMessageDiv.style.display = "none"; // Hide error if inputs are valid
var annualPayPeriods;
switch (payPeriod) {
case "weekly":
annualPayPeriods = 52;
break;
case "biweekly":
annualPayPeriods = 26;
break;
case "semimonthly":
annualPayPeriods = 24;
break;
case "monthly":
annualPayPeriods = 12;
break;
default:
annualPayPeriods = 26; // Default to bi-weekly
}
var annualizedGrossPay = grossPay * annualPayPeriods;
var annualizedPreTaxDeductions = preTaxDeductions * annualPayPeriods;
var annualizedTaxableGross = annualizedGrossPay – annualizedPreTaxDeductions;
// FICA Taxes (Social Security and Medicare)
var ssTaxableGrossAnnual = Math.min(annualizedTaxableGross, 168600); // 2024 SS wage base limit
var ssTaxAnnual = ssTaxableGrossAnnual * 0.062;
var perPeriodSSTax = ssTaxAnnual / annualPayPeriods;
var medicareTaxAnnual = annualizedTaxableGross * 0.0145;
var perPeriodMedicareTax = medicareTaxAnnual / annualPayPeriods;
// Federal Income Tax (FIT)
var standardDeduction;
if (filingStatus === "single") {
standardDeduction = 14600; // 2024 Single standard deduction
} else { // married
standardDeduction = 29200; // 2024 Married Filing Jointly standard deduction
}
var adjustedAnnualIncomeForFIT = annualizedTaxableGross – standardDeduction;
if (adjustedAnnualIncomeForFIT < 0) {
adjustedAnnualIncomeForFIT = 0; // Cannot have negative taxable income for FIT calculation
}
var totalAnnualFIT = calculateFIT(adjustedAnnualIncomeForFIT, filingStatus);
var perPeriodFIT = totalAnnualFIT / annualPayPeriods;
// Tennessee State Income Tax (0% on wages)
var tnStateTax = 0;
// Total Deductions
var totalDeductions = preTaxDeductions + perPeriodSSTax + perPeriodMedicareTax + perPeriodFIT + tnStateTax;
// Net Pay
var netPay = grossPay – totalDeductions;
// Display Results
document.getElementById("displayGrossPay").textContent = "$" + grossPay.toFixed(2);
document.getElementById("displayPreTaxDeductions").textContent = "$" + preTaxDeductions.toFixed(2);
document.getElementById("displayTaxableGross").textContent = "$" + (grossPay – preTaxDeductions).toFixed(2);
document.getElementById("displaySSTax").textContent = "$" + perPeriodSSTax.toFixed(2);
document.getElementById("displayMedicareTax").textContent = "$" + perPeriodMedicareTax.toFixed(2);
document.getElementById("displayFIT").textContent = "$" + perPeriodFIT.toFixed(2);
document.getElementById("displayTNStateTax").textContent = "$" + tnStateTax.toFixed(2);
document.getElementById("displayTotalDeductions").textContent = "$" + totalDeductions.toFixed(2);
document.getElementById("displayNetPay").textContent = "$" + netPay.toFixed(2);
payrollResultsDiv.style.display = "block";
}
function calculateFIT(taxableIncome, filingStatus) {
var tax = 0;
if (taxableIncome 609350) {
tax += (taxableIncome – 609350) * 0.37;
taxableIncome = 609350;
}
if (taxableIncome > 243725) {
tax += (taxableIncome – 243725) * 0.35;
taxableIncome = 243725;
}
if (taxableIncome > 191950) {
tax += (taxableIncome – 191950) * 0.32;
taxableIncome = 191950;
}
if (taxableIncome > 100525) {
tax += (taxableIncome – 100525) * 0.24;
taxableIncome = 100525;
}
if (taxableIncome > 47150) {
tax += (taxableIncome – 47150) * 0.22;
taxableIncome = 47150;
}
if (taxableIncome > 11600) {
tax += (taxableIncome – 11600) * 0.12;
taxableIncome = 11600;
}
tax += taxableIncome * 0.10; // Remaining at 10%
} else if (filingStatus === "married") {
// 2024 Married Filing Jointly Tax Brackets
if (taxableIncome > 731200) {
tax += (taxableIncome – 731200) * 0.37;
taxableIncome = 731200;
}
if (taxableIncome > 487450) {
tax += (taxableIncome – 487450) * 0.35;
taxableIncome = 487450;
}
if (taxableIncome > 383900) {
tax += (taxableIncome – 383900) * 0.32;
taxableIncome = 383900;
}
if (taxableIncome > 201050) {
tax += (taxableIncome – 201050) * 0.24;
taxableIncome = 201050;
}
if (taxableIncome > 94300) {
tax += (taxableIncome – 94300) * 0.22;
taxableIncome = 94300;
}
if (taxableIncome > 23200) {
tax += (taxableIncome – 23200) * 0.12;
taxableIncome = 23200;
}
tax += taxableIncome * 0.10; // Remaining at 10%
}
return tax;
}
Tennessee Payroll Calculator
Weekly (52 paychecks/year)
Bi-weekly (26 paychecks/year)
Semi-monthly (24 paychecks/year)
Monthly (12 paychecks/year)
Single
Married Filing Jointly
Your Estimated Payroll Breakdown
Gross Pay:
Pre-tax Deductions:
Taxable Gross (for FICA & FIT):
Social Security Tax:
Medicare Tax:
Federal Income Tax:
Tennessee State Income Tax:
Total Deductions:
Net Pay:
Understanding Your Tennessee Paycheck: A Comprehensive Guide
Navigating your paycheck can sometimes feel like deciphering a complex code. For employees in Tennessee, understanding how your gross pay transforms into net pay involves a few key deductions, primarily at the federal level. This guide, along with our Tennessee Payroll Calculator, aims to demystify the process, helping you understand each line item.
How the Tennessee Payroll Calculator Works
Our calculator estimates your take-home pay by considering your gross earnings, pay frequency, federal filing status, and any pre-tax deductions. It then applies the relevant federal taxes to provide you with an estimated net pay.
- Gross Pay per Pay Period: This is your total earnings before any deductions are taken out for a specific pay period (e.g., weekly, bi-weekly).
- Pay Period: How often you get paid (e.g., weekly, bi-weekly, semi-monthly, monthly). This determines how your annual income is distributed and how deductions are applied per check.
- Federal Filing Status: Your filing status (Single or Married Filing Jointly) impacts how your federal income tax is calculated, primarily through different standard deduction amounts and tax bracket thresholds.
- Pre-tax Deductions per Pay Period: These are amounts deducted from your gross pay before taxes are calculated. Common examples include contributions to a 401(k) retirement plan, health insurance premiums, or Flexible Spending Accounts (FSAs). These deductions reduce your taxable income, potentially lowering your overall tax burden.
Key Payroll Deductions Explained
1. Federal Income Tax (FIT)
Federal Income Tax is a progressive tax, meaning higher earners pay a larger percentage of their income in taxes. The amount withheld from your paycheck depends on several factors:
- Gross Pay: Your total earnings.
- Pay Period: How frequently you are paid.
- Filing Status: Single, Married Filing Jointly, etc.
- Standard Deduction: A fixed dollar amount that reduces your taxable income. For 2024, the standard deduction is $14,600 for single filers and $29,200 for married filing jointly.
- Tax Brackets: The IRS defines income ranges that are taxed at different rates (e.g., 10%, 12%, 22%, etc.). Our calculator uses the 2024 federal tax brackets to estimate your annual tax liability, which is then divided by your number of pay periods.
It's important to note that this calculator provides an estimate based on standard deductions and current tax brackets. Your actual withholding might vary based on additional adjustments you make on your W-4 form, such as claiming dependents or other income/deductions.
2. FICA Taxes (Social Security and Medicare)
FICA stands for the Federal Insurance Contributions Act, which funds Social Security and Medicare. These are mandatory federal taxes.
- Social Security Tax: This is 6.2% of your gross wages, up to an annual wage base limit. For 2024, the Social Security wage base limit is $168,600. Any earnings above this amount are not subject to Social Security tax.
- Medicare Tax: This is 1.45% of all your gross wages, with no wage base limit. There is an additional Medicare tax of 0.9% on wages over certain thresholds ($200,000 for single filers, $250,000 for married filing jointly), but our basic calculator does not include this additional tax.
Your employer also pays an equal amount for both Social Security and Medicare taxes on your behalf.
3. Tennessee State Income Tax
One of the significant advantages for employees in Tennessee is that Tennessee does not have a state income tax on wages. This means your paycheck will not have any deductions for state income tax, which can result in a higher take-home pay compared to residents in states with state income taxes.
Historically, Tennessee had a "Hall Income Tax" on interest and dividend income, but this was fully repealed as of January 1, 2021. So, for wage earners, there are no state income tax deductions.
4. Pre-tax Deductions
As mentioned, these deductions reduce your taxable income for federal income tax and sometimes for FICA taxes (though FICA generally applies to most pre-tax deductions like 401k, but not health insurance premiums). Common pre-tax deductions include:
- 401(k) or 403(b) contributions
- Health, dental, and vision insurance premiums (if paid with pre-tax dollars)
- Flexible Spending Accounts (FSAs)
- Health Savings Accounts (HSAs)
Example Calculation
Let's walk through an example using the calculator's default values:
- Gross Pay per Pay Period: $2,000
- Pay Period: Bi-weekly (26 pay periods per year)
- Federal Filing Status: Single
- Pre-tax Deductions per Pay Period: $100
- Annualized Gross Pay: $2,000 * 26 = $52,000
- Annualized Pre-tax Deductions: $100 * 26 = $2,600
- Annualized Taxable Gross: $52,000 – $2,600 = $49,400
- Social Security Tax (per period): ($49,400 * 0.062) / 26 = $117.80
- Medicare Tax (per period): ($49,400 * 0.0145) / 26 = $27.55
- Federal Income Tax (per period):
- Standard Deduction (Single): $14,600
- Adjusted Annual Income for FIT: $49,400 – $14,600 = $34,800
- Annual FIT (based on 2024 brackets): ($11,600 * 0.10) + (($34,800 – $11,600) * 0.12) = $1,160 + $2,784 = $3,944
- Per Period FIT: $3,944 / 26 = $151.69
- Tennessee State Income Tax: $0.00
- Total Deductions per Pay Period: $100 (Pre-tax) + $117.80 (SS) + $27.55 (Medicare) + $151.69 (FIT) = $397.04
- Net Pay per Pay Period: $2,000 – $397.04 = $1,602.96
Disclaimer
This Tennessee Payroll Calculator provides estimates for informational purposes only. Actual payroll deductions may vary based on additional factors not included in this simplified calculation, such as specific W-4 elections, local taxes (if any, though rare in TN), post-tax deductions, or other unique circumstances. Always consult with a qualified tax professional or your employer's HR/payroll department for precise figures.