California Board of Equalization - E-file Link
Direct link to the California Board of Equalization E-file link

California Franchise Tax Board - Direct Link to MyFTB
View estimated income tax payments before filing your return. Verify the exact entity name.

California Secretary of State - Business Entity Portal
Business search, disclosure search, forms, publications, etc.

Internal Revenue Service
From here you can access the entire IRS site including forms, publications.

IRS Collection Financial Standards
Tables to compute Housing and Utilities, Automobile and National Standards (food, etc.) allowable by the IRS for collection cases.