Tax-Aide Resources

References

Pub 4012 NTTC

Duck Book

Tax-Aide Notes

 

Tools

AARP Federal Tax Calculator

Colorado Tax-Aide Resource Toolbox

Lookup License Fee (California DMV)

Lookup Property Tax (Santa Clara County, CA)

Lookup Sales Tax Deduction (IRS)

Lookup VIN (National Highway Traffic Safety Administration)

 

Age Calculator

Alternative Minimum Tax (AMT) Calculator

Estimated Tax Calculator (Federal)

Estimated Tax Calculator (California)

Required Minimum Distribution (RMD) Calculator

Simple Math Calculator

Small Business Tax Calculator

Social Security - Taxable Benefit Calculator

Social Security - Lump Sum Calculator

State Income Tax Refund Calculator

 

Prototype Tools

 

Previous Tax Years

Tax Year 2025

Tax Year 2024

Tax Year 2023

Tax Year 2022

Tax Year 2021