Glossary • Updated 2026
By Srikanta M.Reviewed against FTB / SOS sources: September 2026Methodology

Apportionment

How multi-state income is divided among states, usually by sales, property, and payroll factors.

In detail

California’s doing-business tests use $757,070 sales / $75,707 property / payroll or 25% of totals (2025 FTB).

Your share of a partnership’s in-state factors counts toward your own totals.

Corporations apportion net income; LLCs apportion gross receipts for the fee.

Where it matters

More definitions

Sources

  • Cal. Rev. & Tax Code; 8 Del. C.; Wyo. Stat. Title 17; FTB/SOS glossaries