Security Deposits

Can a landlord increase the deposit after move-in?

North Dakota rental guidance and tenant-landlord operational information.
Published March 2, 2026 State-specific rental guidance Update This Question
Reviewed by Tenants & Landlords Editorial Team

This rental guidance was reviewed by the Tenants & Landlords Intelligence Team, specializing in lease agreements, notices, rent disputes, deposits, evictions, and tenant-landlord operational procedures.

Asked 92 days ago · North Dakota

Security Deposits in North Dakota: Can Landlords Increase the Deposit After Move-In?

Understanding your rights and obligations as a tenant regarding security deposits is essential to maintaining a smooth rental experience in North Dakota. One common question tenants often have is whether a landlord can increase the security deposit after the tenant has already moved in. Below is a detailed explanation tailored to tenants renting in North Dakota.


Overview of Security Deposits in North Dakota

In North Dakota, security deposits serve as a financial protection for landlords covering unpaid rent or damages beyond normal wear and tear. The handling and regulation of security deposits are governed primarily by North Dakota Century Code (NDCC) Chapter 47-16, known as the Residential Landlord and Tenant Act.

Key points about security deposits in North Dakota include:

  • Maximum Deposit Amount: North Dakota law does not explicitly limit the amount a landlord can request as a security deposit; however, excessive deposits may be challenged under reasonableness standards.
  • Written Receipt and Itemization: Upon collecting a security deposit, landlords must provide tenants with a written receipt specifying the amount and the conditions under which the deposit may be withheld.
  • Return of Deposit: Within 30 days after a tenant vacates, landlords must return the deposit or provide an itemization of damages and deductions.

Can a Landlord Increase the Security Deposit After Move-In?

After a lease agreement has been signed and the tenant has moved in, can the landlord demand an increased security deposit?

##### The Short Answer

In North Dakota, a landlord cannot unilaterally increase the security deposit amount after move-in without the tenant’s agreement. The security deposit terms are part of the rental agreement or lease contract, which is a binding contract between the landlord and the tenant.

##### Why is this the case?

  • The lease agreement typically specifies the amount of the security deposit at the outset.
  • Any changes to lease terms, including the security deposit, generally require mutual consent—meaning both the landlord and tenant must agree.
  • The landlord cannot impose new financial burdens or amend contract terms without tenant approval during the lease term.

What if the Landlord Wants to Increase the Deposit?

If a landlord wishes to increase the security deposit after the tenant has moved in, here are the steps and conditions that apply in North Dakota:

  1. Mutual Agreement is Required
The landlord must request the increase in writing and obtain the tenant’s consent. This could come in the form of an addendum to the lease agreement signed by both parties.
  1. Applicable Situations for Requesting an Increase
While uncommon, some legal or practical situations might prompt a landlord to seek more security deposit, such as: - Tenant qualifying for additional occupants. - Substantial lease modifications that increase the risk of damage or nonpayment. - Renewal of the lease on new terms where a higher deposit is justified.
  1. No Negative Consequences for Declining
A tenant is under no obligation to agree to a security deposit increase if their current lease does not allow it. Refusing should not be grounds for eviction or retaliation.
  1. New Lease Term
Often, landlords may impose a higher security deposit at lease renewal for a new lease period. In that case, the tenant’s agreement to new terms is part of signing a new lease.

Tenant Protections Against Unlawful Deposit Increases

Under North Dakota law, tenants are protected against arbitrary or unfair increases in deposit requirements post move-in:

  • No Retaliation: Landlords may not retaliate or attempt to force tenant compliance by threats or eviction if the tenant refuses an increased deposit.
  • Written Notice: Any request for additional funds must be made formally with reasonable notice.
  • Legal Recourse: Tenants who believe they are improperly asked to pay more deposit after move-in may seek legal advice or contact local tenant advocacy groups.

What Should Tenants Do If Asked to Pay More Deposit?

If a landlord approaches you to increase the security deposit after you have moved in, consider these steps:

  • Review Your Lease Agreement: Check for any clauses that address changes to deposits or amendments.
  • Ask for Written Explanation: Request a clear, written statement from the landlord explaining why the increase is necessary.
  • Negotiate: You may negotiate with the landlord if you’re willing to pay more — but remember, it’s your choice.
  • Seek Legal Guidance: Contact a local tenant rights organization or an attorney knowledgeable about North Dakota landlord-tenant law for advice.
  • Document Everything: Keep copies of all communications related to the deposit increase.

Summary

  • Landlords in North Dakota cannot increase the security deposit after move-in without tenant consent.
  • Security deposit amounts are set forth in the lease agreement, which is binding during the lease term.
  • Any increase requires a mutual agreement, ideally formalized in a lease addendum.
  • Tenants have protections under the Residential Landlord and Tenant Act and can refuse unauthorized deposit increases.
  • At lease renewal, landlords may request a higher deposit, but this must be agreed upon by the tenant as part of signing a new lease.
Knowing your rights about security deposits helps ensure a fair and transparent rental relationship in North Dakota. Always communicate clearly and document agreements with your landlord to avoid misunderstandings regarding your security deposit.

For more detailed information or assistance, tenants in North Dakota can consult the North Dakota Department of Commerce or local tenant advocacy groups.

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