MD Family LawUpdated for 2026 Guidelines

Maryland Parenting Time & Custody Overnight Calculator

Calculate custody overnights, determine annual percentage split, and verify statutory qualification for child support reductions under Md. Code, Fam. Law § 12-201(p) & § 12-204(m).

Direct Answer · Custody Statutory Rule (2026)

In Maryland: Parenting time directly reduces child support obligations when a non-custodial parent reaches 92 overnights per year (25% timeshare) under Md. Code, Fam. Law § 12-201(p) & § 12-204(m). The court calculates relief using the shared physical custody cross-credit formula (1.5x basic obligation). Standard rotational schedules such as 2-2-3 (182 nights) qualify for full shared-custody adjustments.

Statutory Citation: Md. Code, Fam. Law § 12-201(p) & § 12-204(m)Judicial Authority: Maryland 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%

⚠️Maryland Statutory Threshold: 92 Nights (25%)

Below Threshold. Current schedule provides 52 overnights, which is 40 nights short of the 92-night threshold for Maryland. Standard sole custody support applies without automatic time-sharing discount.

Statutory Legal Reference: Md. Code, Fam. Law § 12-201(p) & § 12-204(m) — Shared Physical Custody Cross-Credit Formula (1.5x Basic Obligation). In Maryland, overnights are counted under the following rule: Under Maryland law, shared physical custody triggers when each parent keeps the child overnight for at least 25% of the year (92 overnights, previously 128 overnights).

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Maryland Legal Guidelines on Custody Overnights

Statutory Threshold

92 Overnights

Equal to 25% of annual parenting time

Legal Methodology

Shared Physical Custody Cross-Credit Formula (1.5x Basic Obligation)

Governed by Md. Code, Fam. Law § 12-201(p) & § 12-204(m)

Official Overnight Counting Rule in Maryland

Under Maryland law, shared physical custody triggers when each parent keeps the child overnight for at least 25% of the year (92 overnights, previously 128 overnights).

Standard Default Possession Schedule

Alternating weekends, one weeknight dinner, alternating holidays, and 2-4 weeks summer (~80–90 overnights).

Court Evidence & Verification Checklist for Maryland

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

Track overnights meticulously because Maryland recently reduced the threshold from 35% (128 nights) to 25% (92 nights).
Keep attendance records from school and after-care programs.
Save receipts for child supplies.

Maryland Custody Overnights FAQ

What is Maryland's 92-overnight threshold for child support?

Under Md. Code, Fam. Law § 12-201(p), shared physical custody begins at 92 overnights (25%). Once reached, the court uses the shared custody worksheet (1.5x multiplier), drastically reducing payments compared to sole custody.

What happens if a parent gets 91 overnights in Maryland?

At 91 overnights, the paying parent is treated as having sole custody visitation, receiving zero formula discount on basic child support.

Data sources & methodology

Maryland Statutory AuthorityMd. Code, Fam. Law § 12-201(p) & § 12-204(m) — Official state guideline schedule and parenting time rules.
NCSL Custody GuidelinesNational Conference of State Legislatures — Shared Physical Custody and Parenting Time Models.
Maryland 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.