Commercial Sublease Agreement Template – Illinois

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Commercial Sublease Agreement Template

1. Rent and Deposit Snapshot

Monthly rent: $[Amount], payable to [Sublessor/Landlord] on or before the [Day] of each month.

Security deposit: $[Amount], held by the Sublessor, refundable subject to Section 10.

Late fees: [Specify amount or % after X days overdue].

2. Term

Start Date: [Start Date].

End Date: [End Date].

Renewal: [Renewal requires written consent of all Parties].

3. Premises

The Sublessor subleases to the Sublessee the commercial space located at [Property Address], consisting of [Square Footage / Description of Area].

Premises Detail: [Suite/Unit], [Included areas], [Access points].

This Commercial Sublease Agreement (“Agreement”) is entered into on [Date], by and between Sublessor (Current Tenant): [Full Legal Name / Business Name], Sublessee (New Tenant): [Full Legal Name / Business Name], and Landlord: [Full Legal Name / Company Name].

Original Lease Date: [Original Lease Date].

Compliance: Sublessee agrees to comply fully with applicable terms of the Original Lease; Exhibit A: [attached / access reference].

Landlord Consent: [Required / attached as Exhibit B / pending].

5. Use of Premises (Functional Description)

Authorized Use: [Authorized Use].

Primary Activities: [List primary activities performed in the space].

Secondary Activities: [List secondary activities, if any].

Change of Use: The Sublessee may not change use without written consent of the Sublessor and Landlord.

6. Utilities, Maintenance, and Alterations

Utilities and Services: Sublessee shall be responsible for utilities [electricity/water/gas/internet/waste disposal], [directly / reimbursed to Sublessor].

Maintenance and Repairs: Sublessee shall keep the Premises in good order and condition; damage caused by Sublessee must be promptly repaired at Sublessee’s expense.

Structural Repairs: Sublessor remains responsible for structural repairs unless otherwise stated in the Original Lease.

Alterations and Improvements: No alterations without prior written consent of both Sublessor and Landlord; approved improvements remain with the Premises unless otherwise agreed.

7. Insurance, Indemnification, and Termination

Insurance: Sublessee shall maintain liability insurance of at least [Coverage Amount], naming both Sublessor and Landlord as additional insureds; proof required prior to occupancy.

Indemnification: Sublessee agrees to indemnify and hold harmless the Sublessor and Landlord against claims arising from Sublessee’s use of the Premises.

Assignment and Subletting: Sublessee may not assign or further sublet without prior written consent of the Sublessor and Landlord.

Termination: This Agreement may be terminated by expiration, written agreement of all Parties, or Sublessee default including non-payment or breach.

8. Deposit Reconciliation Worksheet (Table)

Line Item	Amount	Documentation ID	Charged To Deposit	Balance After
[Starting Deposit]	$[Amount]	[Receipt/Record ID]	[Yes]	$[Balance]
[Unpaid Rent]	$[Amount]	[Ledger/Invoice ID]	[Yes/No]	$[Balance]
[Repairs for Damage]	$[Amount]	[Invoice/Photo ID]	[Yes/No]	$[Balance]
[Cleaning/Restoration]	$[Amount]	[Invoice/Photo ID]	[Yes/No]	$[Balance]
[Refund Due]	$[Amount]	[Payment ID]	[N/A]	$[0.00]

Line Item	Amount	Documentation ID	Charged To Deposit	Balance After
[Starting Deposit]	$[Amount]	[Receipt/Record ID]	[Yes]	$[Balance]
[Unpaid Rent]	$[Amount]	[Ledger/Invoice ID]	[Yes/No]	$[Balance]
[Repairs for Damage]	$[Amount]	[Invoice/Photo ID]	[Yes/No]	$[Balance]
[Cleaning/Restoration]	$[Amount]	[Invoice/Photo ID]	[Yes/No]	$[Balance]
[Refund Due]	$[Amount]	[Payment ID]	[N/A]	$[0.00]

Line Item

Amount

Documentation ID

Charged To Deposit

Balance After

[Starting Deposit]

$[Amount]

[Receipt/Record ID]

[Yes]

$[Balance]

[Unpaid Rent]

[Ledger/Invoice ID]

[Yes/No]

[Repairs for Damage]

[Invoice/Photo ID]

[Cleaning/Restoration]

[Refund Due]

[Payment ID]

[N/A]

$[0.00]

9. Surrender and Return Items

Surrender Date/Time: [MM/DD/YYYY hh:mm].

Return Items: [Keys], [Badges], [Parking passes], [Other access devices].

Move-Out Evidence: [Photos], [Walkthrough report], [Inventory], [Other].

10. Security Deposit Return

The deposit (minus deductions, if any) shall be returned within [X days] after sublease termination and surrender.

Return Method: [Check/ACH/wire] to [Payee name] at [Address/Account].

11. Governing Law

This Agreement shall be governed by and construed in accordance with the laws of Illinois.

12. Signatures

Sublessor: ______________________________ Date: [Date] Name/Title: [Full Name, Title]

Sublessee: ______________________________ Date: [Date] Name/Title: [Full Name, Title]

Landlord (Consent): _______________________ Date: [Date] Name/Title: [Full Name, Title]

Closeout Reviewer (Acknowledgment): _______________________ Date: [Date] Name/Title: [Full Name, Title]

Line Item	Amount	Documentation ID	Charged To Deposit	Balance After
[Starting Deposit]	$[Amount]	[Receipt/Record ID]	[Yes]	$[Balance]
[Unpaid Rent]	$[Amount]	[Ledger/Invoice ID]	[Yes/No]	$[Balance]
[Repairs for Damage]	$[Amount]	[Invoice/Photo ID]	[Yes/No]	$[Balance]
[Cleaning/Restoration]	$[Amount]	[Invoice/Photo ID]	[Yes/No]	$[Balance]
[Refund Due]	$[Amount]	[Payment ID]	[N/A]	$[0.00]

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Commercial Sublease Agreement Template – Illinois

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Commercial Sublease Agreement Template – Illinois — quick answers

Reviewed July 2026 Free download, PDF & DOCX

How does a deposit reconciliation worksheet reduce conflict at move-out?

A worksheet makes the deposit math visible. Instead of relying on informal emails, the parties can list each deduction, the amount, and the supporting documentation identifier. This structure helps the sublessee understand what is being charged and helps the sublessor show how the deposit was applied. It also reduces the likelihood of double-counting items because each line has a clear label and record reference. When the final refund is calculated from the same worksheet, the move-out process feels more objective and less like a negotiation.

What documents are most useful to support deposit deductions?

The most useful support is documentation that ties the deduction to a specific condition or unpaid amount. Examples include rent ledgers, repair invoices, cleaning invoices, and photos or walkthrough reports that show the condition at surrender. The goal is not to create a large file, but to preserve the few records that clearly explain why a deduction was made. If the sublessor expects to charge for restoration of an approved alteration, keeping the alteration approval record with the closeout packet also helps connect the expense to the agreed scope of work.

How should the parties define “damage” versus ordinary wear?

The agreement can set a general expectation that the premises will be returned in good order, while recognizing that normal use produces routine wear. The practical way to reduce disagreement is to document the initial condition at handover and document the surrender condition at move-out with photos or a walkthrough record. If the parties can compare before-and-after evidence, it is easier to discuss what changed and whether it should be repaired. A consistent evidence set often resolves disputes faster than lengthy arguments about terminology.

What should be included in a surrender checklist?

A surrender checklist can include the move-out date and time, return of keys and access devices, and a list of items that must be removed or left behind. It can also capture whether utilities were transferred or closed, whether trash and personal property were removed, and whether any restoration work was completed. By putting these items in writing, the parties reduce last-minute misunderstandings and can coordinate building access for move-out. A short checklist also supports deposit timing because it clarifies when surrender actually occurred.

How can a sublessee avoid accidentally violating the original lease?

The sublessee should be given access to the original lease terms that apply to the premises, especially use restrictions, alteration requirements, and insurance provisions. The sublease should identify the original lease by date and state that applicable provisions control. This helps prevent scenarios where the sublessee assumes a use or modification is allowed but the building rules prohibit it. When the sublessee understands the governing rules early, approvals can be obtained before operations begin, which reduces risk for both the sublessor and landlord.

Should the sublease address approved improvements at the end of the term?

Yes, because improvements often become the biggest point of disagreement at move-out. The parties should state whether approved improvements remain with the premises or must be removed, and whether restoration is required. If restoration is required, it helps to clarify the expected standard and whether the landlord must approve the restoration. Addressing this in the agreement avoids surprise costs and makes it easier to plan the closeout schedule. It also improves deposit predictability because restoration items can be evaluated against written expectations.

When is it better to end the sublease by written agreement rather than default?

Written termination by agreement is useful when the parties want a cooperative exit, such as when business needs change or a replacement tenant is found. An agreement can confirm the surrender date, handle rent proration, address access return, and set a deposit reconciliation plan without arguing about fault. This approach can be faster and less disruptive than a default process, especially when the sublessor must remain in good standing under the original lease. Clear written terms help prevent lingering disputes after the sublessee vacates.

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