Form6CS: Wisconsin Sharing of Research Credits (2024)
Wisconsin · Wisconsin DOR · Used for tax years 2024
Wisconsin Form 6CS calculates the research credits that may be shared on a combined return. It reports members’ sharable research credits, tax liability eligible for shared credits, and the shared credit amounts to enter on Form 6.
Who files this form
The 2024 Wisconsin Form 6CS is used to calculate research credits that combined group members may share on a combined return. It includes columns for individual corporations and combined totals.
What you'll need
Have these details available to complete Form 6CS:
- Each corporation’s name and federal employer identification number (FEIN).
- The designated agent’s name and federal employer ID number.
- Each member’s sharable research credits and share of combined unitary income.
- Form 6, Part III, line 9, for each member’s gross tax.
- Form 6, Part V, line 3e, for each member’s own credits used.
How to file
The supplied form is marked “Sample Form” and says “File Electronically.”
Enter the shared-credit amount calculated on Form 6CS, line 4, on Form 6, Part V, line 5.
Questions people ask
Where do I enter a member’s sharable research credits?
Enter them on Form 6CS, line 1.
How is a member’s tax liability eligible for shared credits calculated?
Multiply the member’s share of combined unitary income by 7.9% on line 2b. Separately, subtract the member’s own credits used from its gross tax on line 2e. Enter the lesser of those two amounts on line 2f.
What does line 3 show?
Line 3 shows the percentage of available research credits that may be applied to the combined return as shared credits.
Where does the final shared-credit amount go?
Multiply line 1 by line 3. Enter the result on Form 6CS, line 4, and on Form 6, Part V, line 5.