Tenant Screening

Can landlords require co-signers for rental approval?

New York rental guidance and tenant-landlord operational information.
Published March 21, 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 74 days ago · New York

Tenant Screening and Co-Signer Requirements for Landlords in New York

When managing rental properties in New York, landlords often face the challenge of ensuring prospective tenants are financially reliable. One common method to mitigate risk is requiring a co-signer, also known as a guarantor, to approve the rental application. Understanding the legal framework and best practices around co-signers in New York is crucial for landlords to navigate tenant screening effectively and comply with state laws.

Can New York Landlords Require Co-signers for Rental Approval?

Yes, landlords in New York can require a co-signer or guarantor as part of the tenant screening process. This practice is a legitimate way to strengthen a rental application, especially when the primary applicant does not fully meet income or credit requirements.

When Is a Co-Signer Typically Required?

Landlords generally ask for a co-signer when:

  • The tenant’s income does not meet the minimum threshold (often 40 times the monthly rent).
  • The tenant has a limited credit history or poor credit.
  • The tenant is a student or a recent graduate with insufficient financial documentation.
  • The tenant has a prior rental history that raises concerns about reliability.
In these instances, requiring a co-signer helps guarantee the landlord will receive rent payments, as the co-signer agrees to be legally responsible should the tenant default.

Legal Considerations for Requiring a Co-Signer in New York

Application and Screening Process

  • Equal Treatment: Landlords must apply co-signer requirements uniformly and not discriminate based on race, nationality, gender, family status, disability, or other protected classes under the New York State Human Rights Law.
  • Disclosure Obligations: Landlords should clearly communicate that a co-signer is required and specify the criteria for co-signer eligibility. Transparency is key to avoiding disputes.
  • Credit and Background Checks: Landlords may conduct credit and background checks not only on the applicant but also on the prospective co-signer, with proper consent.

Lease Agreements with Co-Signers

  • Co-Signer Liability: The co-signer must sign the lease or a separate guaranty agreement that explicitly states their responsibility for rent payments and any damages in the event the tenant defaults.
  • Duration of Guarantee: Clarify whether the guaranty applies for the entire lease term or if it can be terminated upon meeting certain conditions (e.g., tenant’s improved credit or payment history).
  • Joint and Several Liability: The co-signer is often jointly and severally liable, meaning the landlord can pursue rent recovery from both the tenant and the co-signer independently.

Practical Tips for Landlords Requiring a Co-Signer

  1. Set Clear Co-Signer Criteria: Define acceptable income levels, credit scores, and residency statuses for co-signers. For example, many landlords require co-signers to have an income of at least 80 to 100 times the monthly rent.
  2. Use a Written Guaranty Agreement: Don’t rely on verbal agreements. Use a formal guaranty contract that outlines all responsibilities and rights.
  3. Screen Co-Signers Thoroughly: Treat co-signers with the same scrutiny as primary tenants including credit, background, and eviction histories.
  4. Maintain Consistency: Apply co-signer requirements consistently to avoid claims of discrimination.
  5. Educate Prospective Tenants: Let applicants know upfront about the co-signer requirement so they can prepare necessary documentation or find a suitable guarantor.

Impact of Local Regulations

Some New York City neighborhoods have additional rules governing tenant screening and guarantors. While New York State allows the requirement of co-signers, landlords should also check if local ordinances affect:

  • Limits on credit score thresholds.
  • Restrictions on screening fees.
  • Tenant protections related to guarantor agreements.
Staying informed on local laws ensures compliance and reduces potential legal risks.

Conclusion

In New York, landlords are within their rights to require co-signers as part of the tenant approval process. This requirement serves as a valuable risk management tool, providing additional financial security when tenants do not meet standard income or credit qualifications. To implement this practice effectively, landlords should focus on clear communication, consistent application, and legally sound guaranty agreements. By adhering to state laws and best practices, landlords can protect their rental investments while maintaining fair and transparent tenant screening standards.

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