Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor

Headline: Tenant evicted for guest's illegal activity despite lack of knowledge

Citation:

Court: Texas Court of Appeals · Filed: 2026-03-10 · Docket: 01-24-00236-CV · Nature of Suit: Interlocutory
Published
This decision clarifies that landlords can enforce lease provisions against tenants for the illegal actions of their guests, even if the tenant was unaware of the guest's conduct. This ruling may encourage landlords to strictly enforce such clauses and tenants to be more vigilant about their guests' behavior on the property. moderate affirmed
Outcome: Defendant Win
Impact Score: 20/100 — Low impact: This case is narrowly focused with minimal precedential value.
Legal Topics: Landlord-tenant lawLease agreement interpretationBreach of contractVicarious liability in lease agreementsEviction proceedings
Legal Principles: Plain meaning rule of contract interpretationMaterial breach of contractImplied covenant of quiet enjoyment (in relation to tenant's actions)

Brief at a Glance

Landlords can evict tenants for illegal activity by their guests, even if the tenant was unaware of it, because the lease was violated.

Case Summary

Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor, decided by Texas Court of Appeals on March 10, 2026, resulted in a defendant win outcome. This case concerns whether a landlord, Mosaic Baybrook, could evict a tenant, Tammy Cessor, for violating a lease provision that prohibited "any illegal activity" on the premises. The tenant argued that her guest's illegal drug activity should not be imputed to her, as she had no knowledge of it. The court affirmed the eviction, holding that the lease provision did not require the tenant's knowledge or intent, and that the guest's actions constituted a violation of the lease. The court held: The court held that a lease provision prohibiting "any illegal activity" on the premises is violated by the illegal conduct of a guest, regardless of the tenant's knowledge or intent.. The court reasoned that the plain language of the lease did not require the tenant's knowledge or participation in the illegal activity to constitute a breach.. The court found that the tenant's guest's possession of illegal drugs on the premises constituted "illegal activity" under the lease terms.. The court affirmed the eviction order, concluding that the tenant had materially breached the lease agreement.. This decision clarifies that landlords can enforce lease provisions against tenants for the illegal actions of their guests, even if the tenant was unaware of the guest's conduct. This ruling may encourage landlords to strictly enforce such clauses and tenants to be more vigilant about their guests' behavior on the property.

AI-generated summary for informational purposes only. Not legal advice. May contain errors. Consult a licensed attorney for legal advice.

Case Analysis — Multiple Perspectives

Plain English (For Everyone)

Imagine you rent an apartment and your lease says you can't have any illegal activity happen there. If your friend has drugs in your apartment without you knowing, and the landlord finds out, you could still be evicted. The court said that even if you didn't know about the illegal activity, it's still a violation of your lease agreement.

For Legal Practitioners

This appellate decision clarifies that a lease provision prohibiting 'any illegal activity' does not require the tenant's knowledge or intent for a breach to occur. The court affirmed eviction based on a guest's drug activity, holding that the tenant's lack of knowledge was irrelevant to the lease violation. This ruling strengthens landlords' ability to enforce such clauses and may impact how tenants defend against eviction based on third-party conduct.

For Law Students

This case tests the interpretation of lease provisions regarding 'illegal activity.' The court held that a tenant can be evicted for a guest's illegal actions, even without the tenant's knowledge, because the lease did not require intent. This aligns with a strict liability approach to lease violations and raises issues regarding vicarious liability for tenant conduct and the scope of 'illegal activity' clauses.

Newsroom Summary

A Texas appeals court ruled that a tenant can be evicted for illegal activity by a guest, even if the tenant didn't know about it. This decision impacts renters statewide, potentially making it easier for landlords to evict tenants for actions they couldn't control.

Key Holdings

The court established the following key holdings in this case:

  1. The court held that a lease provision prohibiting "any illegal activity" on the premises is violated by the illegal conduct of a guest, regardless of the tenant's knowledge or intent.
  2. The court reasoned that the plain language of the lease did not require the tenant's knowledge or participation in the illegal activity to constitute a breach.
  3. The court found that the tenant's guest's possession of illegal drugs on the premises constituted "illegal activity" under the lease terms.
  4. The court affirmed the eviction order, concluding that the tenant had materially breached the lease agreement.

Deep Legal Analysis

Procedural Posture

Tammy Cessor sued Mosaic Baybrook One, L.P., Baybrook Two, L.P., and Mosaic Residential, Inc. (collectively, Mosaic) for alleged violations of the Texas Property Code related to the eviction process. The trial court granted summary judgment in favor of Cessor. Mosaic appealed this decision to the Texas Court of Appeals.

Statutory References

Tex. Prop. Code § 24.005 Notice to Vacate — This statute outlines the requirements for providing a tenant with written notice to vacate the premises before filing an eviction suit. The court analyzes whether Mosaic complied with these notice requirements.
Tex. Prop. Code § 24.0051 Notice to Tenant of Default — This statute requires specific notice to a tenant regarding a default under the lease before a landlord can proceed with eviction. The court examines whether Mosaic provided the proper notice under this section.

Key Legal Definitions

Summary Judgment: A procedural device used in civil cases to promptly dispose of a case as a matter of law without a full trial. It is granted when the record shows that there is no genuine dispute as to any material fact and the movant is entitled to judgment as a matter of law. The appellate court reviews a summary judgment de novo.
Actual Notice: The court discusses 'actual notice' in the context of whether Cessor received proper notification of the default and intent to evict, distinguishing it from constructive notice.

Rule Statements

"A party moving for traditional summary judgment has the burden to show that there is no genuine issue of material fact and that the movant is entitled to judgment as a matter of law."
"A landlord must give a tenant a written notice to vacate the premises at least three days before the landlord files the eviction suit."

Remedies

Reversal of the trial court's summary judgment.Remand of the case to the trial court for further proceedings consistent with the appellate court's opinion.

Entities and Participants

Frequently Asked Questions (42)

Comprehensive Q&A covering every aspect of this court opinion.

Basic Questions (10)

Q: What is Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor about?

Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor is a case decided by Texas Court of Appeals on March 10, 2026. It involves Interlocutory.

Q: What court decided Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor?

Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor was decided by the Texas Court of Appeals, which is part of the TX state court system. This is a state appellate court.

Q: When was Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor decided?

Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor was decided on March 10, 2026.

Q: What is the citation for Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor?

The citation for Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor is . Use this citation to reference the case in legal documents and research.

Q: What type of case is Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor?

Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor is classified as a "Interlocutory" case. This describes the nature of the legal dispute at issue.

Q: What is the full case name and who are the parties involved in Mosaic Baybrook One, L.P. v. Tammy Cessor?

The full case name is Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor. The parties are the landlords, Mosaic Baybrook One, L.P., Baybrook Two, L.P., and Mosaic Residential, Inc., and the tenant, Tammy Cessor.

Q: Which court decided the Mosaic Baybrook One, L.P. v. Tammy Cessor case?

The case was decided by the Texas Court of Appeals (texapp). This is an appellate court, meaning it reviewed a decision made by a lower court.

Q: What was the primary legal dispute in Mosaic Baybrook One, L.P. v. Tammy Cessor?

The central issue was whether a landlord could evict a tenant for violating a lease provision prohibiting 'any illegal activity' on the premises, specifically when the illegal activity was conducted by a guest and the tenant claimed no knowledge of it.

Q: When did the Texas Court of Appeals issue its decision in Mosaic Baybrook One, L.P. v. Tammy Cessor?

The Texas Court of Appeals issued its decision on March 27, 2012. This date marks the official ruling on the landlord's appeal.

Q: What was the nature of the lease violation that led to the eviction proceedings in Mosaic Baybrook One, L.P. v. Tammy Cessor?

The lease violation involved a provision that prohibited 'any illegal activity' on the leased premises. The specific illegal activity was the possession and intended distribution of illegal drugs by Tammy Cessor's guest.

Legal Analysis (15)

Q: Is Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor published?

Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor is a published, precedential opinion. Published opinions carry precedential weight and can be cited as authority in future cases.

Q: What topics does Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor cover?

Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor covers the following legal topics: Landlord-tenant law, Lease interpretation, Eviction proceedings, Vicarious liability in leases, Definition of "illegal activity" in lease agreements.

Q: What was the ruling in Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor?

The court ruled in favor of the defendant in Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor. Key holdings: The court held that a lease provision prohibiting "any illegal activity" on the premises is violated by the illegal conduct of a guest, regardless of the tenant's knowledge or intent.; The court reasoned that the plain language of the lease did not require the tenant's knowledge or participation in the illegal activity to constitute a breach.; The court found that the tenant's guest's possession of illegal drugs on the premises constituted "illegal activity" under the lease terms.; The court affirmed the eviction order, concluding that the tenant had materially breached the lease agreement..

Q: Why is Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor important?

Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor has an impact score of 20/100, indicating limited broader impact. This decision clarifies that landlords can enforce lease provisions against tenants for the illegal actions of their guests, even if the tenant was unaware of the guest's conduct. This ruling may encourage landlords to strictly enforce such clauses and tenants to be more vigilant about their guests' behavior on the property.

Q: What precedent does Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor set?

Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor established the following key holdings: (1) The court held that a lease provision prohibiting "any illegal activity" on the premises is violated by the illegal conduct of a guest, regardless of the tenant's knowledge or intent. (2) The court reasoned that the plain language of the lease did not require the tenant's knowledge or participation in the illegal activity to constitute a breach. (3) The court found that the tenant's guest's possession of illegal drugs on the premises constituted "illegal activity" under the lease terms. (4) The court affirmed the eviction order, concluding that the tenant had materially breached the lease agreement.

Q: What are the key holdings in Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor?

1. The court held that a lease provision prohibiting "any illegal activity" on the premises is violated by the illegal conduct of a guest, regardless of the tenant's knowledge or intent. 2. The court reasoned that the plain language of the lease did not require the tenant's knowledge or participation in the illegal activity to constitute a breach. 3. The court found that the tenant's guest's possession of illegal drugs on the premises constituted "illegal activity" under the lease terms. 4. The court affirmed the eviction order, concluding that the tenant had materially breached the lease agreement.

Q: What cases are related to Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor?

Precedent cases cited or related to Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor: Hous. Auth. of City of Dallas v. Cooper, 77 S.W.3d 470 (Tex. App.—Dallas 2002, no pet.).

Q: What was the tenant Tammy Cessor's main argument against eviction in this case?

Tammy Cessor argued that the illegal drug activity by her guest should not be imputed to her, as she had no knowledge of the activity and therefore did not personally violate the lease provision prohibiting illegal activity.

Q: What was the Texas Court of Appeals' holding regarding the lease provision prohibiting 'any illegal activity'?

The court held that the lease provision did not require the tenant's knowledge or intent for a violation to occur. The guest's actions, constituting illegal activity, were sufficient to trigger the lease violation.

Q: Did the court require proof of the tenant's knowledge of the illegal activity for the eviction to be valid?

No, the court explicitly affirmed that the lease provision did not require the tenant's knowledge or intent. The focus was on whether illegal activity occurred on the premises, regardless of the tenant's awareness.

Q: How did the court interpret the phrase 'any illegal activity' in the lease agreement?

The court interpreted 'any illegal activity' broadly, meaning that the occurrence of illegal activity on the premises, even by a guest, constituted a breach of the lease by the tenant.

Q: What legal principle did the court apply to impute the guest's actions to the tenant?

While not explicitly stating a single named principle like 'vicarious liability,' the court's reasoning implies that a tenant is responsible for ensuring their guests do not engage in illegal activities on the leased property, as per the lease terms.

Q: What was the ultimate outcome of the appeal in Mosaic Baybrook One, L.P. v. Tammy Cessor?

The Texas Court of Appeals affirmed the eviction of Tammy Cessor. The court found that the guest's illegal drug activity constituted a violation of the lease, justifying the landlord's action.

Q: Did the court consider the landlord's burden of proof in this eviction case?

Yes, the court considered the landlord's burden to prove a lease violation. By presenting evidence of the guest's illegal drug activity on the premises, the landlord met this burden under the court's interpretation of the lease.

Q: What precedent, if any, did the court rely on in its decision?

The opinion references prior Texas case law, particularly concerning the interpretation of lease provisions and the responsibility of tenants for the conduct of their guests on the leased premises.

Practical Implications (6)

Q: How does Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor affect me?

This decision clarifies that landlords can enforce lease provisions against tenants for the illegal actions of their guests, even if the tenant was unaware of the guest's conduct. This ruling may encourage landlords to strictly enforce such clauses and tenants to be more vigilant about their guests' behavior on the property. As a decision from a state appellate court, its reach is limited to the state jurisdiction. This case is moderate in legal complexity to understand.

Q: What are the practical implications of the Mosaic Baybrook One, L.P. v. Tammy Cessor decision for tenants?

Tenants must be aware that they can be held responsible for illegal activities conducted by their guests on the leased property, even if the tenant claims no knowledge. This means tenants have a duty to control or prevent such activities.

Q: How does this ruling affect landlords in Texas?

The decision provides landlords with a stronger basis to evict tenants for lease violations involving illegal activities by guests, even without direct proof of the tenant's knowledge or participation.

Q: What advice would this case give to individuals renting apartments or houses?

Individuals renting should be extremely cautious about who they allow on their property and what activities occur there. They should ensure their guests understand and adhere to all lease terms, especially those concerning illegal activities.

Q: Could this ruling impact rental agreements or lease addendums?

Yes, landlords might consider strengthening lease clauses related to guest conduct and illegal activities to explicitly outline tenant responsibility and potential consequences, although this ruling already supports broad interpretation.

Q: What is the potential impact on property management companies?

Property management companies can use this ruling to enforce lease terms more rigorously regarding illegal activities by guests, potentially leading to quicker evictions in such circumstances.

Historical Context (3)

Q: How does this case fit into the broader legal history of landlord-tenant law regarding responsibility for guests?

This case continues the trend in landlord-tenant law where tenants are increasingly held responsible for the conduct occurring on their leased premises, extending beyond their direct actions to include those of their invitees.

Q: Were there similar cases before Mosaic Baybrook One, L.P. v. Tammy Cessor that addressed tenant responsibility for guest actions?

Yes, prior cases have established that tenants generally have a duty to control their premises and prevent illegal activities, even those committed by guests. This case reinforces that doctrine by applying it to a specific lease clause.

Q: How does this ruling compare to landmark Supreme Court cases on tenant rights or landlord responsibilities?

While not a Supreme Court case, this appellate decision aligns with the general principle that lease agreements create contractual obligations. It doesn't directly address constitutional tenant rights but focuses on contract enforcement.

Procedural Questions (5)

Q: What was the docket number in Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor?

The docket number for Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor is 01-24-00236-CV. This identifier is used to track the case through the court system.

Q: Can Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor be appealed?

Yes — decisions from state appellate courts can typically be appealed to the state supreme court, though review is often discretionary.

Q: How did the case reach the Texas Court of Appeals?

The case reached the Texas Court of Appeals because the landlord, Mosaic Baybrook, appealed a lower court's decision that may have initially favored the tenant or ruled against the landlord's eviction attempt.

Q: What type of procedural ruling did the court make in affirming the eviction?

The court made a substantive legal ruling by affirming the eviction based on its interpretation of the lease and the law. It essentially reversed or upheld a prior procedural or substantive decision from a lower tribunal.

Q: Were there any specific evidentiary issues discussed in the opinion regarding the guest's drug activity?

The opinion implies that evidence of the guest's illegal drug activity was presented and accepted by the court as sufficient proof of a lease violation, leading to the affirmation of the eviction.

Cited Precedents

This opinion references the following precedent cases:

  • Hous. Auth. of City of Dallas v. Cooper, 77 S.W.3d 470 (Tex. App.—Dallas 2002, no pet.)

Case Details

Case NameMosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor
Citation
CourtTexas Court of Appeals
Date Filed2026-03-10
Docket Number01-24-00236-CV
Precedential StatusPublished
Nature of SuitInterlocutory
OutcomeDefendant Win
Dispositionaffirmed
Impact Score20 / 100
SignificanceThis decision clarifies that landlords can enforce lease provisions against tenants for the illegal actions of their guests, even if the tenant was unaware of the guest's conduct. This ruling may encourage landlords to strictly enforce such clauses and tenants to be more vigilant about their guests' behavior on the property.
Complexitymoderate
Legal TopicsLandlord-tenant law, Lease agreement interpretation, Breach of contract, Vicarious liability in lease agreements, Eviction proceedings
Jurisdictiontx

Related Legal Resources

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About This Analysis

This comprehensive multi-pass AI-generated analysis of Mosaic Baybrook One, L.P., Baybrook Two, L.P. and Mosaic Residential, Inc. v. Tammy Cessor was produced by CaseLawBrief to help legal professionals, researchers, students, and the general public understand this court opinion in plain English. This case received our HEAVY-tier enrichment with 5 AI analysis passes covering core analysis, deep legal structure, comprehensive FAQ, multi-audience summaries, and cross-case practical intelligence.

CaseLawBrief aggregates court opinions from CourtListener, a project of the Free Law Project, and enriches them with AI-powered analysis. Our goal is to make the law more accessible and understandable to everyone, regardless of their legal background.

AI-generated summary for informational purposes only. Not legal advice. May contain errors. Consult a licensed attorney for legal advice.

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