Financial Planning by Life Stage UK 2026 — Find Your Situation

Financial Planning for Cohabiting Couples UK

Money management for unmarried couples. Legal rights, protecting your interests, and managing finances when you're not married.

Start here: Weddings and Relationships Hub.

Living together without marriage requires careful financial planning because you have far fewer automatic protections.

What “Unmarried” Means

StatusLegal Rights
MarriedExtensive claims on divorce
Civil partnersSame as married
CohabitingVery limited
“Common law spouse”Doesn’t exist legally

Common Myths

MythReality
Living together creates marriage rightsNo
After 2/5/10 years you have rightsNo
Common law marriage existsNot in England/Wales
Share of partner’s pensionNot automatic

Property Rights

Who Owns What

SituationOwnership
In your name onlyYours
In their name onlyTheirs
Joint namesDepends on declaration
Paid into partner’s propertyMay have no claim

Types of Joint Ownership

TypeWhat It Means
Joint tenantsEqual shares, survivorship
Tenants in commonCan be unequal, no automatic survivorship

If Not on Title

ScenarioYour Rights
Paid deposit, not on titleDifficult to claim
Paid mortgage, not on titleMay have some claim
Just lived thereUsually no claim
Verbal promiseHard to prove

Protecting Property Interests

If Buying Together

ProtectionHow
Both names on titleEssential
Tenants in commonIf unequal contributions
Declaration of trustSpecify shares
Record contributionsPaper trail

Declaration of Trust

What It ContainsExample
Ownership split60/40
Contribution record£30k / £20k deposit
Mortgage responsibilityWho pays what
If soldHow proceeds split

If Partner Owns Property

RiskProtection
They could sellCohabitation agreement
No automatic rightsEven if paying mortgage
Relationship endsMay lose everything
ConsiderWhether arrangement fair

Cohabitation Agreements

What They Cover

TopicDetails
Property ownershipWho owns what share
PossessionsFurniture, car, etc.
Bank accountsJoint and separate
DebtsWho responsible
If relationship endsDivision of assets
ChildrenFinancial arrangements

How to Get One

StepAction
1Discuss with partner
2Both get solicitor
3Draft agreement
4Review and negotiate
5Sign and store

Costs

ElementTypical Cost
Each solicitor£300-500+
Complex assetsMore
Total£600-1,000+
Worth it forProtecting significant assets

Limitations

IssueReality
Not fully bindingCourts can override
Child mattersCourt decides
Doesn’t cover everythingReview regularly

Managing Daily Finances

Account Options

SetupHow It Works
All separatePay bills by turns
Joint for billsOwn accounts for rest
Fully jointEverything shared
RecommendJoint for bills, separate for rest

Contributing to Bills

MethodWorks When
50/50Equal incomes
ProportionalUnequal incomes
One pays allOther contributes differently

Without Marriage

Extra CareWhy
Keep recordsOf who paid what
Save receiptsMajor purchases
Written agreementsFor big decisions

Pensions and Inheritance

Pension Issues

ProblemSolution
No automatic spouse pensionCheck scheme rules
May not be nominatedAsk partner to nominate
Death in serviceOften covers unmarried
State pensionSome derived benefits if married

Checking Nominations

ActionHow
Partner’s workplace pensionCheck with HR
Private pensionsCheck with provider
Death in serviceUsually flexible
Update regularlyEspecially DC schemes

Inheritance

Without WillIf Partner Dies
Everything intestateGoes to relatives
You get nothingAutomatically
Must have willFor partner to inherit

Making Wills

EssentialDetails
Each make oneNaming partner
Mirror willsLeave to each other
Review if circumstances changeMarriage, children
Cost£150-300+ each

If You Have Children

Parental Responsibility

StatusPR
MotherAutomatic
Married fatherAutomatic
Unmarried fatherIf on birth certificate
Step-parentNot automatic

Child Maintenance

If SplitDetails
Legal dutyTo support children
CMS can assessIf not agreed
Regardless of marriageSame rules

Housing for Children

Court CanDetails
Order housingFor children
Until 18/educationParent may live there
Doesn’t mean yoursProperty may return

Tax Considerations

When Unmarried

Tax IssueUnmarried
Marriage allowanceNot available
IHT spouse exemptionNot available
CGT annual exemptionCan’t share
Transferable allowancesNot available

IHT Planning

RiskSolution
Assets to partnerMay be taxed
No spouse exemptionTaxed over £325k
ConsiderLife insurance
OrJoint tenancy survivorship

Life Insurance

BenefitDetails
Provides for partnerIf you die
Not taxed as incomeLump sum
Can be in trustFor IHT efficiency
Particularly importantFor unmarried couples

Separating Without Marriage

What Happens

AssetDivision
In your nameYours
In their nameTheirs
JointBy agreement or court
NoSpousal maintenance
NoPension sharing

Options If Can’t Agree

RouteDetails
NegotiationTry first
MediationCheaper than court
CourtProperty disputes
ExpensiveAnd uncertain

Should You Marry/CP?

BenefitMarriage/CP
Pension rightsAutomatic
InheritanceBetter protection
Tax allowancesAvailable
Property rightsClearer
ChildrenSimplified

If Not Marrying

ProtectionPriority
WillsEssential
Cohabitation agreementImportant
Pension nominationsCheck
Property documentationCrucial
Life insuranceConsider

Summary

RiskProtection
PropertyDeclaration of trust
InheritanceMake wills
PensionsNominate partner
SeparationCohabitation agreement
DeathLife insurance, will
Action ChecklistStatus
Understand legal position
Property ownership clear
Cohabitation agreement
Both made wills
Pension nominations updated
Life insurance considered

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Sources

  1. MoneyHelper — Everyday money