How support is calculated, modified, and enforced — from guidelines to college expenses.
Lost your job in Montana? Child support modification requires an unconscionable change or 36-month CSSD review. File fast—changes start the filing date, not job loss.
In Montana, 50/50 custody does not eliminate child support. Equal parenting (182+ overnights) triggers the maximum adjustment, but income gaps still drive payments.
Back child support in Montana stays collectible for 10 years after the obligation ends. Learn enforcement, the $2,500 passport rule, and arrears recovery.
Montana requires medical support in all child support orders under MCA § 40-5-805. Learn health insurance obligations, premium credits, and unreimbursed expense splits.
Montana child support ends at age 18-19 and does not cover college. Learn how to negotiate post-secondary education agreements in your divorce decree.
Montana enforces unpaid child support through wage garnishment up to 65%, license suspension, tax intercepts, and jail up to 6 months. Learn your options.
Montana child support modification requires 30% income change or 36-month review period. Filing fee ~$80-$120. Complete 2026 guide to MCA § 40-4-208 process.
Montana child support uses the Melson Formula with $20,748 personal allowance per parent. Learn calculation methods, modification rules, and enforcement under MCA § 40-4-204.
Montana parents owing $2,500+ in child support face passport denial. Learn the 2026 federal rules, HHS certification process, and how to restore travel eligibility.
Montana alimony vs child support explained: maintenance uses judicial discretion while child support follows the Modified Melson Formula. $250 filing fee.
Montana courts divide extracurricular costs proportionally by income share. Learn how ARM 37.62.123 addresses sports fees, activity costs, and Section 7-style expenses.
Montana child support payments can be made via wage withholding, online portal, direct deposit, or mail. File fees start at $250. Complete 2026 guide with payment methods.
Child support is not taxable in Montana. Payers cannot deduct it; recipients don't report it. Full 2026 guide with IRS rules, dependency claims, and statutes.
Child support in Montana ends at age 18 or high school graduation (up to age 19). Learn termination rules, exceptions for disability, and how to file under Mont. Code Ann. § 40-4-208.
Montana child support calculator uses the Income Shares model under ARM 37.62.106. Personal allowance is $20,345/year per parent. Learn how to calculate obligations in 2026.