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Federal Tax Subjects
Who Must File a Federal Tax Return
Income
Refund from State
1099R
Disability Pensions
Public Safety Officer Pension Distribution
Gambling Income, Losses & Expenses
Election Workers
1099-K Payments
Credits
Retirement Contribution Credit
Form 8880 with Instructions
1099-R Entry for Form 8880 in TSO
Retirement Credit Income Limits
Child Tax Credit
Who Qualifies for the Child Tax Credit
How Much is the CTC and ACTC
CTC in 2021
Earned Income Credit (EITC)
EITC How Calculated
EITC Who Is Eligible (2025)
EITC Graph
EIC and MFS
Education Credits
American Opportunity Act
Lifetime Learning Credit
Education Essentials
Residential Energy Credits
Energy Credits–Most of what you need to know
DOE Tax Credit Product Lookup Tool
EnergyStar Resources for Credits
Form 5695
Form 5695 Instructions
Deductions and Adjustments to Income
Standard Deductions 2025
Standard Deductions 2024, 2023, 2022
Itemized Deductions
Charitable Contributions
Medical Deductions
Mileage Rates 2025
Adjustments to Income
Self-Employed Health Insurance (SEHI, form 7206)
Casualty & Theft
Casualty and Theft
Casualty Loss Screening Tool (NTTC)
Divorced or Separated Parents
Non-Custodial Parent Claiming Child
Head of Household
Family Caregivers & Self-Employment
Self-Employment or Other Income?
Medicaid Waiver
Deceased Taxpayer
Filing on Behalf of Decedent
Pub 559 Survivors, Executors, and Administrators
Form 1310 Statement of Person Claiming Refund
Child’s Tax Return & the Kiddie Tax
Penalties, Interest, and Payment Plans
Penalties and Interest
Tax Underpayment Penalty
Codes on Forms
1099-R Box 7 Retirement Distribution Codes
W2 Box 12 Codes
Qualifying Child & Qualifying Relative
Qualifying Child & Relative Chart (2024)
Tax Rates & Brackets
Tax Rates and Brackets 2025
Long Term Capital Gains Rates 2025
What Are Qualified Dividends
Small Business Schedule C
Mileage Rates 2025
State Income Taxes
Maryland
Delaware NR on Maryland Return
Maryland TaxSlayer Users Guide TY24
Maryland TaxSlayer Users Guide–Amended Returns TY24
Maryland TaxSlayer Users Guide–Part Year Returns
Maryland Taxpayer Checklist TY24
Maryland Non-Resident Taxpayer Checklist TY24
Maryland State Resources
Where’s My Refund
Comptroller’s Office
Instructions–Resident Booklet (2024)
Instructions–Non-Resident Booklet (2024)
MD Property Tax Credits
Maryland Income Tax Subjects
MD Who Must File
MD Who is a Resident
MD Deductions
MD Exemptions
MD Sales Tax Tables
MD Additions to Income
MD Subtractions
Overview
MD Subtractionsfrom Income (Form 502SU)
Two-Income Subtraction
Pension Exclusion
Maryland Credits
Alabama to D.C.
Alabama
Arizona
Arkansas
California
Colorado
Connecticut
Department of Revenue Services
HRA Volunteer Portal
Municipal Real Estate Tax Lookup
Berlin
Bristol
Farmington
Meriden
New Britain
Newington
Plainville
Plymouth
Southington
Vernon
Delaware
Delaware Resources
Where’s My Refund?
Division of Revenue
Instructions for Resident Return (2024)
Instructions for Non-Resident Return (2023)
Delaware NR on Maryland Return
D.C.
Georgia to Maine
Georgia
Hawaii
Idaho
Illinois
Indiana
Iowa
Kansas
Kentucky
Louisiana
Maine
Massachusetts to Montana
Massachusetts
Michigan
Minnesota
Mississippi
Missouri
Montana
Nebraska to N Dakota
Nebraska
New Hampshire
New Jersey
New Mexico
New York
North Carolina
North Dakota
Ohio to Wisconsin
Ohio
Oklahoma
Oregon
Pennsylvania
Rhode Island
South Carolina
Utah
Vermont
Virgina
West Virginia
Wisconsin
States with No Income Tax
Tax Forms For Any State
Websites
TaxSlayer Pro Web
TaxSlayer Practice
Client Websites
Where’s My Refund?
Where’s My Amended Return?
First Time Homebuyer’s Credit (2008)
Get Your Tax Record
Get an Identity Protection Pin
Tax-Aide Lists of Links
NTTC Useful Tax Prep Links
NTTC Training Links
NTTC Tiny URLs
Tax-Aide Shared Drives
NTSC Shared Drive (Public)
MD1-D04-Cecil
Cris’ Classroom 2024
AARP Volunteer Portal
TaxSlayer Help Including Blog
VITA/TCE User Guide TaxSlayer Pro Online
TaxSlayer VITA/TCE Blog
Quality & Tax Alerts
IRS.GOV Sites Frequently Used
IRS Home Page
IRS Publications & Forms
Exceptions to Penalties on Early Distributions
Sales Tax Deduction Calculator
AARP Colorado Resource Toolbox
Pubs & Forms
IRS Publications & Forms Page
NTTC Pubs or NTTC Modified Pubs
4012 Resource Guide (NTTC)
Tax-Aide Scope Manual
4491 Volunteer Training Guide (NTTC)
Tax-Aide Policy & Procedures Manual
Tax-Aide Local Coordinator’s Guide
VITA & TCE Publications from IRS
4012a Volunteer Resource Guide
4491 Training Guide
4491-X Training Supplement
6744 Volunteer Assistor’s Test/Retest
4961 Volunteer Standards of Conduct–Ethics Training
4942 Health Savings Accounts (HSA)
Intake-Interview & Quality Review Training Pub 5101
Volunteer Quality Site Requirements Pub 5166
Site Coordinator Training Pub 5088
Privacy, Confidentiality, and Civil Rights Pub 4299
Basic Tax Topics Pubs
Pub 17 Your Federal Income Tax
Pub 501 Dependents, Standard Deduction, & Filing Information
Pub 525 Taxable &Non-Taxable Income
Pub 926 Household Employer’s Tax Guide
Pub 929 Tax Rules for Children & Dependents
Pub 504 Divorced or Separated Individuals
Form 1040 Instructions
Tax Topics–Small IRS Pubs
Deductions Pubs
Pub 526 Charitable Contributions
Pub 561 Value of Donated Property
Pub 463 Travel, Gift, and Car Expenses
Pub 502 Medical & Dental Expenses
Pub 587 Business Use of Your Home
Credits Pubs
Pub 503 Child & Dependent Care
Pub 514 Foreign Tax Credit
Pub 524 Credit for the Elderly
Pub 596 Earned Income Credit (EIC)
Pub 970 Tax Benefits for Education
Child Tax Credit, ACTC, & ODC
Residential Energy Credits (Form 5695)
Earned Income Credit Table (2022)
Retirement Pubs
Pub 575 Pension & Annuity Income
Pub 590-A Contributions to IRA’s
Pub 590-B Distributions from IRA’s
Pub 915 SS & Equivalent RR Benefits
Business & Investing Pubs
Pub 334 Tax Guide for Small Business
Pub 463 Travel, Gift & Car Expenses
Pub 523 Selling Your Home
Pub 527 Residential Rental Property
Pub 529 Household Employer
Pub 544 Disposition of Assets
Pub 551 Basis of Assets
Pub 587 Business Use of Home
Other Topics Pubs
Pub 517 Social Security for Clergy & Religious Workers
Pub 531 Reporting Tip Income
Pub 969 HSA’s & Other Tax-Favored Health Plans
Pub 971 Innocent Spouse Relief
Pub 1915 Understanding Your ITIN
Pub 4681 Canceled Debts, Foreclosures, and more
Forms
IRS Publications & Forms
IRS Draft Tax Forms
I/I & QR Sheet 13614-C AARP Version
I/I & QR Sheet 13614-C Non-AARP
Training & Certification
TaxSlayer Practice Lab
Link & Learn Certification
Link & Learn Taxes Lessons
Test & Retest Pub 6744
VITA TCE Training Guide Pub 4491
Ethics Training Pub 4961
I/I & QR Training Pub 5101
NTTC Training Resource Links
NTTC 4491 Volunteer Guide
Training Guide
Release Notes
NTTC Workbook
NTTC Workbook
Exercise Issue Matrix
Quizzes
Read Me
Errata
NTTC Training Exercises
NTTC Training Book
I/I Sheets & Brokerage Statements
Calculators
Sales Tax Deduction Calculator
AARP Colorado Resource Toolbox
Dependent Filing Requirement Calculator
SS Benefits & Need to File Calculators
SS Benefits & Need to File Calculators, Detailed
Worksheets & Help Aids
Education Credits Worksheet
Itemized Deductions Worksheet
Sales Tax Deduction Income Worksheet
Self-Employed Worksheet
Casualty Loss Screening Tool
No non-AARP worksheets