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Certification of Lease and Registration Statement, page 1
Simple · 28/100Form Complexity Index

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What this form asks for

The AI fills all of it, from your answers or your documents.

This form is a legal certification required by the Superior Court of New Jersey, Law Division, Special Civil Part for landlord-tenant cases. It is used by the landlord or their attorney to attest to the status of the lease agreement and to confirm compliance with the Landlord Registration Act. Completing this form accurately is a crucial step in eviction proceedings. Today, this form can be filled out quickly and accurately using AI-powered services like Instafill.ai, which can also convert non-fillable PDF versions into interactive fillable forms.
Fillable fields25
Pages1
Form Complexity IndexSimple, 28/100

The AI checks your answers before you download

12 checks built for this form, so a wrong date or a missing answer is caught before anyone else sees it.

Valid New Jersey Docket Number Format

Checks that the Docket Number field follows the required format for Landlord-Tenant cases, which is 'LT-' followed by a numeric identifier. This ensures the document is correctly associated with a specific court case, preventing filing errors and delays. A failed validation would return an error prompting the user to correct the number before submission.

Mandatory Party Type Selection

Verifies that the user has selected exactly one option for their role in the case: either 'plaintiff/landlord' or 'attorney'. This selection is critical as it determines which subsequent fields are required, such as the Attorney ID number. If no selection or multiple selections are made, the form submission should be blocked until corrected.

Conditional Attorney ID Requirement and Format

This validation ensures the Attorney ID Number field is completed if the user identifies as an 'attorney'. The ID must be a valid, properly formatted New Jersey Attorney ID. This is crucial for verifying the attorney's credentials and standing with the bar, and failure to provide a valid ID when required will prevent form submission.

Valid New Jersey County Selection

Validates that the County field contains one of the 21 official counties in New Jersey. Filing in the correct county is a jurisdictional requirement for the court to hear the case. An invalid or missing county name would result in an error and require the user to select from a valid list.

Exclusive Property Type Declaration

Ensures that exactly one property type, either 'Residential' or 'Commercial', is selected. This distinction is fundamental as different laws and regulations govern residential and commercial tenancies. The form cannot be processed without this clear and singular declaration.

Logical Validation of Landlord Registration Statement

This check is conditional based on the property type. If 'Residential' is selected, the user must select one of the two options regarding the Landlord Registration Statement. This check is disabled or bypassed if 'Commercial' is selected, as the registration requirement typically does not apply, preventing errors and ensuring compliance.

And 6 more checks
  • Lease Agreement Status Declaration
  • Valid and Non-Future Signature Date
  • Completeness of Litigant Names
  • Signature Name and Printed Name Consistency
  • Valid Email Address Format
  • Completeness of Filer's Contact Information

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How to Fill Out CN 12842 Online for Free in 2026

What the AI walks you through.

  1. Navigate to Instafill.ai and upload or select the New Jersey Certification of Lease and Registration Statement form.
  2. Use the AI-powered tool to automatically populate your personal details, such as name, attorney ID, address, and contact information.
  3. Enter the specific case details, including the county, docket number, and the names of the plaintiff (landlord) and defendant (tenant).
  4. Select the appropriate checkboxes to certify your role (landlord or attorney), the status of the lease (attached in full, in part, or no written agreement), and compliance with the Landlord Registration Act.
  5. Review all the information entered by the AI and your manual selections to ensure accuracy and completeness.
  6. Digitally sign and date the form in the designated fields to certify that the statements made are true.
  7. Download, print, or electronically file the completed certification as required by the court for your landlord-tenant case.

Common Mistakes in Completing CN 12842

The ones the AI is built to catch.

Incomplete or Incorrect Filer Contact Information
Filers, especially self-represented landlords, often leave the top section (Name, Address, Phone, Email) incomplete or provide incorrect details. This happens due to oversight or uncertainty, such as not having an Attorney ID. Missing information can prevent the court from sending crucial notices, causing significant delays or even dismissal. Always double-check that every field is filled accurately; if a field like 'Attorney ID Number' does not apply, write 'N/A' or 'Pro Se'.
Incorrect Docket Number Formatting
The docket number must be entered precisely as it appears on court documents, including the 'LT-' prefix. People often omit the prefix, add extra spaces, or transpose numbers, leading to the document being misfiled or rejected. This delays the case and requires refiling. To avoid this, carefully copy the exact docket number from a prior court notice or the initial complaint.
Using Incorrect Legal Names for Plaintiff/Defendant
Filers may use informal names or abbreviations for the landlord (Plaintiff) or tenant (Defendant) instead of their full legal names as listed on the lease. For example, using 'My Rental LLC' instead of the full registered name 'My Rental Properties, LLC'. This can create legal challenges regarding the identity of the parties and may complicate the enforcement of a judgment. Always use the complete, official names of all parties as they appear on the signed lease agreement.
Selecting the Wrong Property Type
Mistakenly checking 'Residential' for a commercial property, or vice-versa, is a critical error. This often occurs with mixed-use properties or when the filer is unfamiliar with the legal distinctions. The property type dictates which statutes apply, and an incorrect selection can lead to the immediate dismissal of the case for non-compliance with the proper legal framework. Carefully verify the property's legal use before making a selection.
Mismatched Lease Attachment Certification
A common mistake is a discrepancy between the checkbox selected and the documents actually attached. For instance, checking the box for 'attached in full' while only providing a single page, or checking 'not the subject of a written agreement' when a written lease does exist. This inconsistency will likely cause the court clerk to reject the filing for being incomplete or inaccurate, halting the legal process. Before signing, physically verify that your attachments match the option you have certified.
Improper Certification of Landlord Registration
Landlords frequently misunderstand the requirements of the Landlord Registration Act (N.J.S.A. 46:8-27), a prerequisite for filing an eviction. They may incorrectly claim an exemption, which only applies to owner-occupied properties with two or fewer rental units, or forget to attach the registration statement. Failure to comply with this statute is a jurisdictional defect and will result in the dismissal of the eviction complaint. Landlords must attach their municipal registration statement unless they are certain they meet the narrow exemption criteria.
Forgetting to Sign or Date the Form
Forgetting to sign and date the certification is one of the most common and easily avoidable errors. An unsigned or undated form is legally invalid and will be immediately rejected by the court clerk, as it represents an unsworn statement. This requires the filer to correct and resubmit the entire package. To prevent this, make it a final step to review the signature and date lines before submission. AI-powered tools like Instafill.ai can highlight required signature fields to ensure they are not missed.
Printed Name Does Not Match Signature
The form requires both a signature and a printed name, and they must clearly correspond to the same individual. Sometimes the signature is illegible and the printed name is either missing or does not match, creating ambiguity about who certified the document. This can cause processing delays while the court clerk attempts to verify the filer's identity. Always ensure the printed name is clear, legible, and is the full name of the person who signed the document.
Failing to Attach Required Lease or Registration Documents
Even if the checkboxes are filled correctly, filers often simply forget to include the physical attachments for the lease and/or the landlord registration statement. This oversight results in an incomplete filing that will be rejected by the court, forcing the landlord to start the process over. To avoid this, create a checklist and physically collate all required documents—the certification, the lease, and the registration statement—before submitting the package to the court.
Using an Outdated Version of the Form
Court forms are periodically updated, as indicated by the 'Reissued by Directive' date on this form. Using an old version can lead to rejection because it may lack newly required fields or certifications. This mistake happens when filers use a saved local copy instead of downloading the latest version from the official source. Always obtain the form directly from the NJ Courts website before each use to ensure you are complying with the most current directives.
Illegible Handwriting on a Manually Filled Form
When the form is filled out by hand, illegible handwriting in critical fields like names, addresses, and docket numbers can lead to data entry errors by court staff. This can cause notices to be sent to the wrong address or the filing to be associated with the wrong case, leading to significant delays. To prevent this, print clearly in block letters. Better yet, use a tool like Instafill.ai, which can convert flat, non-fillable PDFs into digital forms that can be typed into for perfect legibility.

Frequently Asked Questions About CN 12842

 

Is it really free for 7 days?
Yes. You pay $0 today. Cancel before Nov 5 and you are never charged. Keep it, and it is $19.99 a month for 5 fills of your CN 12842.
Can I fill other forms too?
This plan is for your CN 12842: your own AI agent fills it as often as 5 times a month. To fill other forms and upload your own, choose a Professional plan from your account.
How do I cancel?
From your account, in two clicks, any time. No email, no call.
How does the AI fill out CN 12842?
You answer a few questions in plain words, or upload your driver's license. The AI reads what you give it and puts each answer into the right field of CN 12842, on every page, in seconds. It checks the answers against the form's own rules, and you review and change anything before you download, print or sign.
What happens to my information?
It is encrypted in transit and at rest, and it is never used to train AI.
How complex is CN 12842 to fill out?
CN 12842 has a Form Complexity Index of 28 out of 100, in the simple tier: 25 fillable fields across 1 page. Instafill.ai's AI fills it in under a minute, with every field there for you to review before you download.
What is the purpose of the 'Certification of Lease and Registration Statement' form?
This form is used in New Jersey Landlord-Tenant court to certify the status of the lease and confirm the rental property is properly registered with the municipality. It must be filed by the landlord or their attorney when initiating an eviction action.
Who needs to fill out and sign this form?
The landlord (plaintiff) or the landlord's attorney must complete and sign this form. Section 1 requires you to check a box indicating whether you are the landlord or their legal representative.
What is a Landlord Registration Statement and do I need to attach it?
It is a document proving your residential rental property is registered with the municipality as required by the Landlord Registration Act. You must attach a copy of this statement unless your property is legally exempt.
What should I do if I don't have a written lease agreement?
In section 2 of the form, you should check the box that says 'not the subject of a written agreement.' This informs the court that your agreement with the tenant is verbal.
My lease is over 10 pages long. Do I have to attach the entire document?
No, if your lease exceeds 10 pages, section 2 allows you to attach only the 'pertinent part' of the document. This should include key sections like the parties' names, lease term, rent amount, and any clauses relevant to the case.
What does it mean if my property is 'exempt from registration'?
Certain properties, like owner-occupied buildings with two or fewer rental units, are not required to register under the Landlord Registration Act. If this applies to you, check the exemption box in section 3.
Where do I find the Docket Number for my case?
The Docket Number is assigned by the court to identify your case. If you are filing this form with an initial complaint, the court clerk will assign one; otherwise, it can be found on any prior court notices for this case.
I am the landlord representing myself. Do I need an Attorney ID Number?
No, the Attorney ID Number field is only for licensed attorneys. If you are the landlord representing yourself (also known as 'pro se'), you should leave this field blank.
Where do I submit this form?
This form must be filed with the Superior Court of New Jersey, Special Civil Part, in the county where the rental property is located. It is typically submitted with the initial eviction complaint.
What are the consequences of providing false information on this form?
By signing the form, you certify that the statements are true under penalty of law. Willfully providing false information can lead to punishment, which may include fines or the dismissal of your case.
Can AI tools help me fill out this form?
Yes, services like Instafill.ai use AI to accurately auto-fill form fields from your saved information. This can save you significant time and help prevent errors, especially if you file these forms often.
How can I use Instafill.ai to fill this form online?
Simply upload the PDF to the Instafill.ai platform. The AI will make the form interactive, allowing you to quickly fill in all the required information, save your progress, and download the completed document.
The PDF version of this form I found is not fillable. What can I do?
You can use a service like Instafill.ai to solve this problem. Upload the non-fillable or 'flat' PDF, and their technology will convert it into an interactive, fillable form that you can complete and sign digitally.
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