Links

Payroll/Human Resources

Carswell - Payroll/Human Resouces Information Provider
Canadian Payroll Association
Order US Tax Forms
Canadian Tax Forms
Canadian Tax Changes (TONI)

EDI

X12 Standards information (requires registration to view standards)
Data Interchange Standards Association
ANSI
Links to other EDI sites
Automotive Industry Action Group

State/Province Tax Information sites

Us federal Websites

• Library of Congress
• Internal Revenue Service
• Social Security Administration
• U.S. Immigration and Naturalization Service
• U.S. Department of Labor
• Equal Employment Opportunity Commission
• House Bills and Resolutions
• Federal Office of Child Support Enforcement
• U.S. House of Representatives
• U.S. Senate
• U.S. Department of Health and Human Services
• STAWRS- A one-stop guide for employer tax and wage information

State Tax & Revenue Websites

Withholding Tax Formula Information by State

Human Resources Canada (EI Information)
Canada Customs and Revenue Agency 
Revenue Quebec