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OnLine Taxes Professional Tax Preparation for Hawaii and Federal Returns
 
 OLTPRO for Hawaii and Federal Income Tax Returns

Efile your client returns with OLT PRO Professional Tax Software

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Hawaii Department of Taxation
Hawaii Contact Need to contact the Hawaii Department of Taxation? Click the link below.

Hawaii Department of Taxation
Information for EROs
ERO Information For OLTPRO, you must be an ERO in order to participate in Federal and State tax preparation. Find out how to be an ERO for Hawaii.

Hawaii ERO

Help!
Help! If you run into problems with the OLTPRO software - just contact our customer service department and they will help! OnLine Taxes has Free online chat and email assistance.

OLTPRO Customer Service
2007 IRS Tax Law Changes
2007 IRS Tax Law Changes Tax Laws change every year. Find out how the federal tax law changes for 2007 will affect you..

View 2007 IRS Tax Law Changes!