Utah’s child support statute now lives in Title 81, chapter 6 of the Utah Code, after being renumbered from the old Title 78B in 2024 — the underlying guideline itself is unchanged, just relocated. This calculator supports Utah’s three custody categories: sole custody, joint custody with its overnight-based formula, and split custody.
Key facts
| Model | Income shares — Utah Code §§ 81-6-202-211, -304/-305 |
|---|---|
| Note | Renumbered from Title 78B, effective 2024 |
| Custody categories | Sole, joint (overnight formula), and split |
Official source: https://ors.utah.gov/child-support/calculate-child-support/
Custody arrangements covered
- Sole custody
- Joint custody — overnight-based formula
- Split custody
Frequently asked questions
Where is Utah’s child support statute located?
Utah Code Title 81, chapter 6 — renumbered from the old Title 78B effective 2024, though the guideline itself didn’t change.
How does Utah calculate joint custody?
Through a dedicated overnight-based formula, distinct from the sole-custody calculation.
Does Utah have a split-custody calculation?
Yes — when each parent has primary custody of at least one child, Utah applies its split-custody category.
Is this Utah calculator official?
No — it’s an independent estimate under Utah Code Title 81 ch. 6, not a court filing or legal advice.
Update history
- — Fixed a bug where switching custody mode could erase all entered values.
- — Utah went live under Utah Code Title 81 ch. 6 (renumbered from Title 78B in 2024), covering sole, joint (overnight formula), and split custody.