Tax Forms Library
Employment/Independent Contractors
- Employee's Withholding Allowance Certificate, W4
- Report of New Employee, DE-34
- Registration Form for Commercial Employers, DE-1
- Request for Taxpayer Identification Number and Certification, W-9
- Employment Eligibility Verification, I-9
- Report of Independent Contractor(s), DE-542 EDD
Extensions
- Application for Automatic Extension of Time to File U.S. Individual Tax Return, 4868
- Application for Automatic Extension of Time to File Certain Business Income Tax, Information and Other Returns, 7004
- Payment for Automatic Extension for Individuals (CA), 3519
Estimates
- Estimated Tax for Individuals, 1040-ES
- Corporation Estimated Tax, 100-ES
- Estimated Tax for Individuals (CA), 540-ES
