SC Family LawUpdated for 2026 Guidelines

South Carolina Parenting Time & Custody Overnight Calculator

Calculate custody overnights, determine annual percentage split, and verify statutory qualification for child support reductions under S.C. Code Ann. Regs. 114-4720(C) & Worksheet C.

Direct Answer · Custody Statutory Rule (2026)

In South Carolina: Parenting time directly reduces child support obligations when a non-custodial parent reaches 110 overnights per year (30% timeshare) under S.C. Code Ann. Regs. 114-4720(C) & Worksheet C. The court calculates relief using the worksheet c shared physical custody (1.5x multiplier). Standard rotational schedules such as 2-2-3 (182 nights) qualify for full shared-custody adjustments.

Statutory Citation: S.C. Code Ann. Regs. 114-4720(C) & Worksheet CJudicial Authority: South Carolina Family Court GuidelinesLast Verified: October 2026

Parenting Time & Custody Overnight Calculator

Calculate annual overnights, time-sharing percentage, and state child support adjustment qualification.

Jurisdiction / State:

1. Select Parenting Schedule Pattern:

2 nights every other weekend across 26 fortnights = 52 overnights/yr (14.2%).

Summer Extra Nights:Additional summer block

Holiday Extra Nights:Thanksgiving / Winter break

Annual Time-Sharing Breakdown

Parent A (Non-Custodial)

52 nights

14.2%

Parent B (Primary)

313 nights

85.8%

Parent A: 14.2%Parent B: 85.8%

⚠️South Carolina Statutory Threshold: 110 Nights (30%)

Below Threshold. Current schedule provides 52 overnights, which is 58 nights short of the 110-night threshold for South Carolina. Standard sole custody support applies without automatic time-sharing discount.

Statutory Legal Reference: S.C. Code Ann. Regs. 114-4720(C) & Worksheet C — Worksheet C Shared Physical Custody (1.5x Multiplier). In South Carolina, overnights are counted under the following rule: Under S.C. Regs. 114-4720, shared physical custody triggers when each parent has the child for at least 110 overnights per year.

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Calculate net payments using South Carolina's official child support schedule, health insurance add-ons, and income deductions.

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South Carolina Legal Guidelines on Custody Overnights

Statutory Threshold

110 Overnights

Equal to 30% of annual parenting time

Legal Methodology

Worksheet C Shared Physical Custody (1.5x Multiplier)

Governed by S.C. Code Ann. Regs. 114-4720(C) & Worksheet C

Official Overnight Counting Rule in South Carolina

Under S.C. Regs. 114-4720, shared physical custody triggers when each parent has the child for at least 110 overnights per year.

Standard Default Possession Schedule

Alternating weekends, one mid-week evening, alternating holidays, and 4 weeks summer (~80–90 overnights).

Court Evidence & Verification Checklist for South Carolina

If you are requesting or defending against a child support reduction in South Carolina family court based on shared physical care, prepare the following evidence:

Keep an unbroken digital calendar showing reaching the 110-night threshold.
Retain school morning drop-off confirmations.
Save receipts for extracurricular fees.

South Carolina Custody Overnights FAQ

What is South Carolina's 110-overnight threshold for child support?

Under S.C. Regs. 114-4720, having at least 110 overnights (approx. 30%) qualifies the case for Worksheet C, multiplying basic support by 1.5 and offsetting based on overnight percentages.

What if a South Carolina parent has 109 overnights?

At 109 overnights, Worksheet A (Sole Custody) applies, giving the paying parent zero formula adjustment.

Data sources & methodology

South Carolina Statutory AuthorityS.C. Code Ann. Regs. 114-4720(C) & Worksheet C — Official state guideline schedule and parenting time rules.
NCSL Custody GuidelinesNational Conference of State Legislatures — Shared Physical Custody and Parenting Time Models.
South Carolina Family Court RulesLocal standard possession schedules, overnight definitions, and administrative calculation forms.

Methodology and citations are maintained by the ChildSupportFig editorial team. Where an official guideline schedule is not yet loaded, results are shown as model estimates and the source is stated as a reference schedule.

Not legal or financial advice. Child support is determined by a court based on your state’s official worksheet. Online estimators provide an informal planning figure only. Laws change — always confirm the current guideline with your state child support agency or a licensed family law attorney in your state before relying on any number.