• Guidelines and specifications

• Electronic File Transmission​

• e-file transmission

• Individual income
• Corporation franchise/income
• Partnership income
• Fiduciary income
• Sales and Use
  
• Motor Fuel
• Withholding

• Publication 172
  (formerly Pub. CO-001)
• Form WT-7 specifications
• W-2 and 1099 file transmission
• WT-6 e-file transmission
• WT-7 e-file transmission

• What are the individual income tax rates?​
• What is the sales tax rate?
• More questions…

2022​​​ Income Tax Forms and Instructions:

• Individual
• Fiduciary, estate and trust
• Corporation
• Partnership