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News
2009 News
July 1, 2009 Philadelphia Tax Rate Change
2009 American Recovery and Reinvestment Act
2009 Making Work Pay Notice to Employees
2009 Optional Additional Withholding for Pensions
2009 Wage and Tax Highlights
Philadelphia Wage Tax Rate Reduction
2009 Standard Mileage Rate
November 2008 Accountants Update
2008 News
Federal minimum wage increases to $6.55
Philadelphia Tax Rate
IRS Increases Mileage Rates
Local Services Tax (LST) FAQs
2008 Wage and Tax Highlights
2008 Standard Mileage Rates
Archived News
December 2007 Accountants Update
Federal Minimum Wage increases to $5.85
2007 Wage and Tax Highlights
2007 Minimum Wage for PA and NJ
2007 Standard Mileage Rates
2007 Philadelphia Wage Tax Rate
A D Computer Forms
Employer Forms
Local Services Tax (LST) - Exemption Certificate
Local Services Tax (LST) - Refund Application
Agreement for EFT of Withheld Income for Child Support
EFT Child Support Worksheet
Form W-4 (2009)
Form W-4 (2008)
Form W-5 (2009)
Form W-5 (2008)
Form I-9
Multistate Employer Notification Form
Employee Forms
Employee Information Sheet
Employee Direct Deposit Set Up Form
Employee Calendar (2008)
Employee Calendar (2009)
Online Services
A D WebPay Login
Important Payroll Dates
2009 Bank Holiday Schedule
2009 A D Computer Holiday Schedule
Direct Deposit Funds Availability Schedule
Business Registration Forms
Online PA-100
NJ-REG
Federal EIN Registration
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General PSD Code List
HA Berkheimer PSD Code List
PA UC Program Employer Services
Circular E (2009)
Circular E (2008)
Mandatory Postings for PA Employers
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A D Computer - Your Payroll Experts - Pennsylvania PA
3939 West Drive Center Valley, PA 18034
Phone: (610) 797-9500 Toll Free: 1-800-366-9729
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