S Corporation Dividend Income Deduction

Use the California Tax Form Calculator California Tax Form 100ssh as a stand alone tax form calculator to quickly calculate specific amounts for your 2026 California state tax return. Alternatively, you can use one of our Combined Federal and State Tax Estimators to quickly calculate your salary, tax, and take-home pay.

S Corporation Dividend Income Deduction
Part I Elimination of Intercompany Dividends (R&TC Section 25106)
(a) Dividend payer			(b) Dividend payee
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(c) Total amount of dividends received		(d) Amount that qualifies for % elimination	(e) Amount from column (d) paid out of current year earnings and profits	(f) Amount from column (d) paid out of prior year earnings and profits	(g) Balance column (c) minus column (d)
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Enter total amounts of each column on line 4 above. If no entry in Part III, enter total from Part I, line 4, column (d) on Form 100S, Side 2, line 9. See instructions.
Part II Deduction for Qualifying Dividends Paid to a Member of a Water’s-Edge Combined Report (R&TC Section 24411) (Foreign dividends paid by partially included members of a water’s-edge combined report cannot be computed on this schedule.)
(a) Dividend payer			(b) Name of member of the water’s-edge group receiving dividend
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(c) Percentage of ownership of dividend payer		(d) Amount of qualifying dividends received by payee (see instructions)	(e) Amount from column (d) paid out of current year earnings and profits	(f) Amount from column (d) paid out of prior year earnings and profits	(g) Deductible dividends % of column (d) or % dividends from construction projects
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4	Total amounts in Part II, column (g). Enter on Form 100S, Side 2, line 10
Part III Deduction for Dividends Paid to a Corporation by an Insurance Company (R&TC Section 24410)
(a) Dividend payer			(b) Name of member of the water’s-edge group receiving dividend
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(c) Percentage of ownership of dividend payer (must be at least %)		(d) Total insurance dividends received	(e) Qualified dividend percentage (see instructions)	(f) Amount of qualified insurance dividends column (d) x column (e)	(g) Deductible dividends % of column (f)
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4	Total amounts in Part III, column (g). Add Part I, line 4, column (d). Enter on Form 100S, Side 2, line 9

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Frequently Asked Questions

How does community property affect my CA return?

Married/RDP filers may have community property allocation rules; see CA guidance.

Are employer retirement contributions taxed by CA?

Pre-tax 401(k)/403(b) contributions reduce federal and generally CA taxable wages.

Is there a separate Medicare surtax in CA?

Additional Medicare is federal; California PIT is separate and applies via its own brackets/credits.

Does CA tax out-of-state remote work?

CA generally taxes income earned while working in CA; non-CA work may be non-CA source—track days/location.

Can I deduct mortgage interest in CA?

Often yes, subject to CA limits/adjustments; compare standard vs itemized for CA.

Important Notes

All calculations are estimates for guidance only. Always review your return and consider professional advice when submitting official filings.