IRS Mileage Rate 2025 Calculator
This calculator helps you estimate your potential tax deduction for business-related vehicle use in 2025 based on the official IRS mileage rates.
.irs-mileage-calculator {
font-family: sans-serif;
max-width: 600px;
margin: 20px auto;
padding: 20px;
border: 1px solid #e0e0e0;
border-radius: 8px;
background-color: #f9f9f9;
}
.irs-mileage-calculator h2 {
text-align: center;
color: #333;
margin-bottom: 20px;
}
.irs-mileage-calculator p {
color: #555;
line-height: 1.6;
margin-bottom: 30px;
}
.calculator-inputs {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 15px;
margin-bottom: 20px;
}
.input-group {
display: flex;
flex-direction: column;
}
.input-group label {
margin-bottom: 5px;
font-weight: bold;
color: #444;
}
.input-group input {
padding: 10px;
border: 1px solid #ccc;
border-radius: 4px;
font-size: 1rem;
}
.input-group small {
font-size: 0.8em;
color: #777;
margin-top: 3px;
}
.irs-mileage-calculator button {
display: block;
width: 100%;
padding: 12px 20px;
background-color: #007bff;
color: white;
border: none;
border-radius: 4px;
font-size: 1.1rem;
cursor: pointer;
transition: background-color 0.3s ease;
}
.irs-mileage-calculator button:hover {
background-color: #0056b3;
}
.calculator-result {
margin-top: 30px;
padding: 15px;
background-color: #e9ecef;
border: 1px solid #dee2e6;
border-radius: 4px;
text-align: center;
font-size: 1.1rem;
color: #333;
min-height: 50px;
display: flex;
align-items: center;
justify-content: center;
}
function calculateMileageDeduction() {
var businessMilesInput = document.getElementById("businessMiles");
var standardRateInput = document.getElementById("standardRate");
var medicalMilesInput = document.getElementById("medicalMiles");
var medicalRateInput = document.getElementById("medicalRate");
var charityMilesInput = document.getElementById("charityMiles");
var charityRateInput = document.getElementById("charityRate");
var resultDiv = document.getElementById("result");
var businessMiles = parseFloat(businessMilesInput.value);
var standardRate = parseFloat(standardRateInput.value);
var medicalMiles = parseFloat(medicalMilesInput.value);
var medicalRate = parseFloat(medicalRateInput.value);
var charityMiles = parseFloat(charityMilesInput.value);
var charityRate = parseFloat(charityRateInput.value);
var totalDeduction = 0;
var deductionBreakdown = [];
if (!isNaN(businessMiles) && !isNaN(standardRate) && businessMiles >= 0 && standardRate >= 0) {
var businessDeduction = businessMiles * standardRate;
totalDeduction += businessDeduction;
deductionBreakdown.push("Business Mileage: " + businessMiles + " miles @ $" + standardRate.toFixed(3) + " = $" + businessDeduction.toFixed(2));
}
if (!isNaN(medicalMiles) && !isNaN(medicalRate) && medicalMiles >= 0 && medicalRate >= 0) {
var medicalDeduction = medicalMiles * medicalRate;
totalDeduction += medicalDeduction;
deductionBreakdown.push("Medical Mileage: " + medicalMiles + " miles @ $" + medicalRate.toFixed(3) + " = $" + medicalDeduction.toFixed(2));
}
if (!isNaN(charityMiles) && !isNaN(charityRate) && charityMiles >= 0 && charityRate >= 0) {
var charityDeduction = charityMiles * charityRate;
totalDeduction += charityDeduction;
deductionBreakdown.push("Charitable Mileage: " + charityMiles + " miles @ $" + charityRate.toFixed(3) + " = $" + charityDeduction.toFixed(2));
}
if (deductionBreakdown.length > 0) {
resultDiv.innerHTML = "
Estimated Tax Deduction:
$" + totalDeduction.toFixed(2) + "
Breakdown:- " + deductionBreakdown.join("
- ") + "
";
} else {
resultDiv.innerHTML = "Please enter valid mileage and rate information.";
}
}