HOW-TO GUIDE
How to Handle Divorce Tax Issues — Complete Practitioner Guide 2026
Step-by-step guide to divorce tax planning — alimony deductibility, property transfers, filing status, dependency exemptions, and QDRO planning.
Divorce Tax Overview: Key Rules for 2026
Divorce creates significant tax complexity that most clients are unprepared for. The key tax issues in divorce include: (1) alimony deductibility (eliminated for post-2018 divorces); (2) property transfers (generally tax-free under IRC §1041); (3) filing status determination; (4) dependency exemptions and child tax credit; (5) retirement account division via QDRO; and (6) home sale exclusion.
| Issue | Pre-2019 Divorce | Post-2018 Divorce | Planning Note |
|---|---|---|---|
| Alimony | Deductible by payor, income to recipient | No deduction, no income | TCJA change — permanent for new divorces |
| Property Transfer | Tax-free under IRC §1041 | Tax-free under IRC §1041 | Recipient takes carryover basis |
| Retirement Accounts | QDRO required for tax-free transfer | QDRO required | IRA transfers via divorce decree |
| Home Sale | §121 exclusion available | §121 exclusion available | Must meet 2-of-5 year ownership/use test |
| Filing Status | Determined on Dec. 31 | Determined on Dec. 31 | Divorced by 12/31 = single or HOH |
Step-by-Step Divorce Tax Planning
Step 1 — Determine Filing Status: Filing status is determined on December 31 of the tax year. If the divorce is final by December 31, the taxpayer files as single (or head of household if they have a qualifying child). If the divorce is not final by December 31, the taxpayer may file as married filing separately or (if they meet the requirements) as head of household.
Step 2 — Address Alimony: For divorces finalized after December 31, 2018, alimony is not deductible by the payor and not includible in income by the recipient. This is a permanent change under TCJA. For pre-2019 divorces, the old rules apply — alimony is deductible by the payor and taxable to the recipient. Modification of a pre-2019 divorce decree after 2018 does not change the tax treatment unless the modification expressly states that TCJA applies.
Step 3 — Handle Property Transfers: Transfers of property between spouses incident to divorce are tax-free under IRC §1041. The recipient takes the transferor's adjusted basis (carryover basis). This means the built-in gain transfers to the recipient — a critical negotiating point. A $500,000 property with a $100,000 basis has $400,000 of built-in gain that transfers to the recipient.
Step 4 — Divide Retirement Accounts: Qualified retirement accounts (401(k), 403(b), pension) must be divided using a Qualified Domestic Relations Order (QDRO). A QDRO is a court order that directs the plan administrator to transfer a portion of the account to the alternate payee. Without a QDRO, the transfer is a taxable distribution. IRAs are transferred via a divorce decree or separation agreement — no QDRO required, but the transfer must be made directly between IRAs (not distributed to the owner first).
Step 5 — Allocate Dependency Exemptions and Child Tax Credit: The child tax credit and dependency exemption go to the custodial parent by default. The custodial parent can release the exemption to the non-custodial parent using Form 8332. This is a significant negotiating point — the child tax credit is worth $2,000 per child in 2026.
Step 6 — Plan for Home Sale: The IRC §121 exclusion ($250,000 single / $500,000 married) requires 2 years of ownership and use in the last 5 years. In divorce, if one spouse moves out before the sale, they may not meet the use test. Plan the timing of the home sale to maximize the exclusion for both parties.
Case Study: QDRO Saves $45,000
Mark and Jennifer divorced in 2025. Mark had a $300,000 401(k). Their divorce attorney proposed that Mark withdraw $300,000 from the 401(k) and give Jennifer $150,000 in cash. Their tax practitioner intervened: a withdrawal would trigger $300,000 of ordinary income to Mark plus a 10% early withdrawal penalty ($30,000) — total tax cost of $141,000. Instead, the practitioner prepared a QDRO transferring $150,000 directly from Mark's 401(k) to Jennifer's IRA. Tax cost: zero. The QDRO saved $141,000 in taxes compared to the cash-out approach.
Client Conversation Script
Client: 'My divorce is almost final. My spouse wants me to cash out my 401(k) and split it.' Practitioner: 'Stop — do not cash out the 401(k). That would trigger $150,000 of ordinary income for you plus a $15,000 early withdrawal penalty. Instead, we use a Qualified Domestic Relations Order (QDRO) to transfer half the account directly to your spouse's IRA. Zero tax, zero penalty. Your divorce attorney needs to prepare the QDRO before the divorce is final. Can I speak with your attorney to coordinate this?'
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Apply to Join the Marketplace →Frequently Asked Questions
No. The Tax Cuts and Jobs Act eliminated the alimony deduction for divorce or separation agreements executed after December 31, 2018. Alimony paid under post-2018 agreements is not deductible by the payor and not includible in income by the recipient. Pre-2019 agreements retain the old rules unless modified after 2018 with an express election to apply TCJA.
A Qualified Domestic Relations Order (QDRO) is a court order that directs the plan administrator of a qualified retirement plan (401(k), 403(b), pension) to transfer a portion of the account to an alternate payee (typically a divorcing spouse). A QDRO allows the transfer to be made without triggering income tax or early withdrawal penalties.
Not immediately — property transfers incident to divorce are tax-free under IRC §1041. However, the recipient takes the transferor's adjusted basis (carryover basis). When the recipient later sells the property, they pay capital gains tax on the built-in gain that was present at the time of the transfer. This is a critical negotiating point in divorce settlements.
The child tax credit goes to the custodial parent by default. The custodial parent can release the credit to the non-custodial parent by signing Form 8332 (Release/Revocation of Release of Claim to Exemption for Child by Custodial Parent). The release can be for a single year or multiple years. The non-custodial parent must attach Form 8332 to their return.
Yes — if both spouses meet the ownership and use tests, each can exclude up to $250,000 of gain. If only one spouse meets the use test (because the other moved out), only that spouse can use the exclusion. The timing of the home sale relative to the divorce is critical for maximizing the exclusion.
IRA transfers incident to divorce are tax-free if made directly between IRAs pursuant to a divorce decree or separation agreement. The transfer must be made directly — if the IRA owner withdraws the funds and gives them to the spouse, the withdrawal is taxable. The receiving spouse takes the IRA as their own and is subject to the normal IRA distribution rules.
If your divorce is not final by December 31, you are considered married for the entire year. You can file as married filing jointly (if both spouses agree) or married filing separately. If you have a qualifying child and meet the requirements, you may file as head of household even if you are still technically married — but the requirements are strict.
The information on this page is intended for licensed tax professionals (CPAs, EAs, and tax attorneys) and is provided for educational and research purposes only. Tax law is complex and fact-specific — all strategies discussed are subject to limitations, phase-outs, and conditions that may not apply to every client situation. Practitioners should independently verify all information against current IRS guidance, Treasury Regulations, and applicable state law before advising clients. This content does not constitute legal or tax advice.
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