Child Support Modification - Wisconsin
MOTION TO MODIFY CHILD SUPPORT
Before filing: Use this motion for a Wisconsin child support order. Enter the hearing information supplied by the court and serve the completed motion and attachments as required. The Wisconsin Court System also offers voluntary Form FA-4170V for a motion to change support.
STATE OF WISCONSIN, CIRCUIT COURT, [COUNTY] COUNTY
| Party | Role |
|---|---|
| [NAME] | Petitioner / Plaintiff |
| v. | |
| [NAME] | Respondent / Defendant |
Case number: [ORIGINAL CASE NUMBER]
Moving party: [NAME AND ROLE IN ORIGINAL CASE]
Notice of motion
To [OTHER PARTY NAME AND ADDRESS]: The moving party asks the court to modify the existing child support order on the grounds stated below. A hearing is scheduled for [DATE] at [TIME] in [COURTROOM OR REMOTE APPEARANCE DETAILS], before [JUDGE OR COMMISSIONER]. [INSERT ANY ADDITIONAL NOTICE REQUIRED BY THE COURT.]
Motion and supporting facts
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On [DATE], the Circuit Court for [COUNTY] County entered the child support order in this case. The order requires [PAYER] to pay $[AMOUNT] each [PAY PERIOD]. The order, including any later amendment, is attached as Exhibit A.
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The children covered by the order are [NAMES OR COURT-APPROVED IDENTIFIERS]. Their current residence is [COUNTY, STATE]. This motion is filed in [COUNTY] County because [THE ORIGINAL ORDER WAS ENTERED HERE / THE MINOR CHILDREN RESIDE HERE / OTHER APPLICABLE BASIS]. See Wis. Stat. § 767.281(2)(a).
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The facts supporting a substantial change in circumstances under Wis. Stat. § 767.59(1f) are: [DESCRIBE EACH CHANGE, ITS DATE, AND HOW IT AFFECTS THE SUPPORT AMOUNT]. The facts at the time of the last order were [PRIOR FACTS]. The current facts are [CURRENT FACTS]. Relevant documents are attached as Exhibits [LETTERS].
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The moving party's current gross monthly income is $[AMOUNT], from [SOURCES], based on [PAY RECORDS OR OTHER DOCUMENTS]. The other party's income, if known, is $[AMOUNT], based on [SOURCE OR STATE UNKNOWN]. The current physical placement arrangement and number of overnights for each parent are [DETAILS]. Any other facts needed to apply the Wisconsin child support standard are [DETAILS].
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Applying Wis. Admin. Code DCF ch. 150 to these facts, the moving party requests support of $[AMOUNT] per [PAY PERIOD]. The calculation and assumptions are attached as Exhibit [LETTER]. If requesting a departure from the standard, identify the requested amount and the facts supporting it: [DETAILS OR NONE].
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The moving party requests the revised amount to take effect on [DATE REQUESTED], subject to the court's order and Wis. Stat. § 767.59(1m). The moving party does not request revision of accrued support before notice of this motion, except for any calculation error specifically described here: [DETAILS OR NONE].
Request for relief
The moving party asks the court to:
- Find the facts stated above establish a substantial change in circumstances under Wis. Stat. § 767.59(1f), if the evidence supports that finding;
- Modify the child support amount in the existing order to $[AMOUNT] per [PAY PERIOD], effective [REQUESTED DATE]; and
- Grant any other relief supported by the evidence and applicable law: [SPECIFY OR NONE].
I declare that the factual statements in this motion are true to the best of my knowledge.
Signature: __________________________ Date: [DATE]
Printed name: [NAME]
Mailing address: [ADDRESS]
Telephone and email: [CONTACT INFORMATION]
Attorney name and Wisconsin bar number, if applicable: [NAME AND NUMBER]
Attachments: ☐ Existing order ☐ Income records ☐ Support calculation ☐ Placement records ☐ Other [LIST]
About this template
- Last updated
- October 5, 2026
- Citations checked
- October 5, 2026
- Jurisdiction
- Wisconsin
- Category
- Family Law
Legal authority
- Wis. Stat. § 767.281(2)(a)
- Wis. Stat. § 767.59(1c)(a), (1f)(a), (1f)(c), (1m), (2)(a)-(b)
- Wis. Admin. Code DCF § 150.01(2)
Family law covers the paperwork that shapes divorce, custody, child support, adoption, guardianship, and other family matters. These filings are emotional and high-stakes, and they also have to meet strict procedural rules for service, financial disclosure, and parenting plans. Clean, accurate paperwork keeps the focus on getting a workable outcome for the family instead of getting derailed by technical problems that delay hearings or force amended filings.
Not legal advice
This template is provided for informational purposes. We recommend having an attorney review any legal document before signing, especially for high-value or complex matters.
Checked against the law it cites
A reviewer verified this template's legal citations against the official source on October 5, 2026.
Wis. Stat. § 767.281(2)(a) (checked October 5, 2026): "the petition, motion or order to show cause shall be filed in the county in which the original judgment or order was rendered or in the county where the minor children reside"
Wis. Stat. § 767.59(1c)(a) (checked October 5, 2026): "Revise and alter a support or maintenance order as to the amount and payment of maintenance or child support and the appropriation and payment of the principal and income of property held in trust."
Wis. Stat. § 767.59(1f)(a) (checked October 5, 2026): "a revision under this section of a judgment or order as to the amount of child or family support may be made only upon a finding of a substantial change in circumstances"
Wis. Stat. § 767.59(1f)(c) (checked October 5, 2026): "In an action under this section to revise a judgment or order with respect to an amount of child support, any of the following may constitute a substantial change of circumstances sufficient to justify revision of the judgment or order:"
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