What is a pet addendum?

A pet addendum is a legal document that establishes rights, obligations, and terms between parties. It provides clarity, legal protection, and enforceability for the relationship or transaction it governs.

Do I legally need a pet addendum?

While not always legally required, having a written pet addendum is strongly recommended. Without documentation, you may have difficulty proving agreed terms or enforcing your rights if disputes arise.

Is a verbal agreement enforceable?

Verbal agreements can be legally binding but are extremely difficult to prove in court. A written pet addendum provides clear evidence of terms and is always recommended over verbal agreements.

What should be included in a pet addendum?

A comprehensive pet addendum should include: party identification, clear statement of purpose, detailed terms and conditions, rights and obligations of each party, payment terms (if applicable), termination provisions, default remedies, and governing law.

How do I use this automated AI form assistance?

Simply fill out the step-by-step form with your specific information. Our system automatically generates a professionally formatted document based on your inputs. Review the generated document and download it as PDF and editable Word (DOCX) for signing and use.

Can I customize the document?

Yes, you can add specific terms, conditions, and provisions through our form. After generation, you can further edit the Word document to include any additional custom clauses needed for your situation.

Illinois Pet Addendum | Template 2026

Landlord / property owner

Who is the landlord or property owner?

Full legal name of the person or business that owns or manages the property.

More help

Example: Jordan Lee or Lee Property Holdings LLC

Why it matters: Appears as the landlord or sender party on the document.

Landlord's mailing address? optional Same as property address

Use the address where rent payments and legal notices should be sent.

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Example: 123 Main St, Suite 200

Why it matters: Printed as the landlord return/mailing address.

Tenant & rental unit

Who is the tenant?

Full legal name of the primary adult tenant who will sign.

More help

Example: Alex Rivera

Why it matters: Appears as the tenant or recipient party on the document.

What is the rental property address?

Street address of the rental unit (not a P.O. box).

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Example: 123 Main St, Apt 4B

Why it matters: Identifies the leased premises in the lease.

Date of the original lease?

Helps identify which lease this document applies to.

More help

Example: first of next month

Why it matters: May appear as a lease-reference date.

Pet information

Pet classification

Household pet Tenant claims assistance/service animal

Assistance animal claims may involve fair housing rules beyond breed/size restrictions.

What is the pet's name?

No entries yet — add the first card below.

Add each approved pet.

More help

Use Add to create another card; Duplicate copies one.

What type of animal?

Dog Cat Other Other / Custom Enter your own value

This choice appears in your document for: pet type.

What breed?

Short answer for pet breed. Keep it specific enough to appear in the document.

Weight in pounds? optional

This appears in your document: Weight in pounds.

Breed or weight restrictions that apply? optional

Short answer for breed restrictions. Keep it specific enough to appear in the document.

Vaccinations current?

Yes No

This choice appears in your document for: vaccinations current.

Pet fees & date

Pet deposit amount ($)?

Separate from the security deposit in many states.

More help

Example: 300

Monthly pet rent ($, if any)? optional

Enter monthly pet rent in dollars.

More help

Example: 500

When does this addendum start?

The date this agreement becomes effective.

More help

Example: today or the new term start

Why it matters: Appears as the effective date on the document.

Which state is this document for? Same as property state

Choose the state where the rental property is located.

What does this mean?

Governing law. This is the state whose laws apply if there is a dispute. For a lease, pick the property's state - not where you live if that is different.

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Check each answer and fix anything marked below. Use Edit to jump back to a section.

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Pet Addendum

Landlord / property owner

Tenant & rental unit

Pet information

Pet fees & date

Review your answers

Fix these before continuing

Worth checking

What your Pet Addendum includes

Why LeaseCraft?

Why not just use a free template?

Frequently Asked Questions about Pet Addendum

Pet Addendum

Landlord / property owner

Tenant & rental unit

Pet information

Pet fees & date

Review your answers

Fix these before continuing

Worth checking

What your Pet Addendum includes

Why LeaseCraft?

Why not just use a free template?

Frequently Asked Questions about Pet Addendum

What is a Pet Addendum?

Is this Pet Addendum enforceable?

What information do I need to create a Pet Addendum?