How support is calculated, modified, and enforced — from guidelines to college expenses.
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.