
The commercial lease refers to the rental contract for a premises where a business, artisanal, or industrial operation is conducted. Its legal framework is based on articles L145-1 and following of the Commercial Code, a set of provisions that establish the rights and obligations of both the landlord and the tenant. These rules deviate from common rental law on several key points: minimum duration, right to renewal, and rent regulation.
Monthly Rent Payments and Guarantee Caps: What Changes Since the Simplification Law of May 2026
The economic life simplification law, enacted in May 2026, has modified several provisions codified in articles L145-1 and following. Two measures stand out for tenants and landlords.
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The first concerns the monthly payment of rent at the tenant’s request. This option is immediately applicable: it takes effect from the next contractual due date after the tenant’s request, including for ongoing leases. In practice, a merchant who pays rent quarterly can now demand a switch to monthly payments without an amendment.
The second measure introduces a cap on the amount of guarantees (security deposit and guarantors). However, this cap only applies to leases concluded or renewed from May 26, 2026. Previous contracts remain governed by their initial stipulations until their next renewal.
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The regime of the commercial lease and article L145-1 of the Commercial Code thus gains precision with each reform, and the law of May 2026 illustrates this trend to progressively strengthen the tenant’s position.

Conditions for Applying the Status of Commercial Leases According to Article L145-1
Article L145-1 sets out four cumulative conditions for a contract to fall under the protective status of commercial leases. If any one is missing, the lease falls under the regime of the Civil Code, with direct consequences for the tenant’s stability.
- A lease contract in the legal sense, which excludes precarious occupation agreements or gratuitous provisions.
- An object concerning an existing building or premises, not an outdoor location or a piece of furniture.
- The effective operation of a business, artisanal, or industrial entity in the rented premises. Simply holding the premises without activity is not sufficient.
- The registration of the tenant in the Trade and Companies Register (RCS) or the Directory of Trades, depending on the nature of their activity.
Case law interprets these conditions strictly. A tenant who ceases their activity for an extended period, or who fails to renew their registration, may lose the benefit of the status. The landlord may then refuse renewal without paying eviction compensation.
Duration of the Commercial Lease, Right to Renewal, and Notice
The status imposes a minimum duration of nine years for the commercial lease. The tenant has the option to give notice at the end of each three-year period (hence the common term “3-6-9”), unless there is a contrary clause in certain limited cases.
The landlord can only give notice at the end of the lease, respecting a notice period. If they refuse renewal, they must generally pay an eviction compensation to the tenant, unless there is a serious and legitimate reason. This compensation often represents a significant amount as it compensates for the loss of the business.
The Derogatory Lease, a Regulated Alternative
Article L145-5 of the Commercial Code allows for the conclusion of a derogatory lease with a maximum duration of three years. This contract is exempt from the status of commercial leases: no right to renewal, no eviction compensation. It is often used as a trial period before a longer commitment.
The main risk lies in requalification. If the tenant remains in the premises after the expiration of the derogatory lease without a new lease being concluded, a statutory commercial lease is automatically formed. The landlord then finds themselves bound for nine years.
Indexation of Commercial Rent: ILC, Sliding Scale Clause, and End of Exceptional Capping
The revision of rent during the lease is based on the indexation clause included in the contract. The most commonly used index for businesses is the Commercial Rent Index (ILC), published by INSEE. Non-commercial tertiary activities use the ILAT (Index of Tertiary Activity Rents).
The sliding scale clause provides for an automatic variation of the rent based on the evolution of the chosen index. During the recent inflation period, an exceptional cap of 3.5% on the annual variation of the ILC was established to protect tenants. This emergency measure has ended, and indices are stabilizing, even beginning to show a slight decrease.
The choice of index at the time of drafting the lease is not trivial. An index unsuitable for the nature of the activity can lead to significant rent discrepancies over the duration of the contract. Both the landlord and the tenant have an interest in verifying the consistency between the chosen index and the actual sector of activity.

Transfer of the Commercial Lease: What the Tenant Can Transfer
The right to transfer their lease is part of the tenant’s prerogatives protected by the status. The transfer of the lease accompanies the transfer of the business: the landlord cannot prohibit it in this case, even if the contract contains a clause of consent.
On the other hand, the transfer of the lease alone (without the business) can be regulated or even prohibited by a clause in the contract. The distinction between the transfer of the business and the isolated transfer of the lease right is therefore crucial.
The transferee takes over the rights and obligations of the transferor, including the remaining duration of the lease and the rent conditions. However, the landlord retains the ability to verify that the transferee meets the operational conditions stipulated in the contract, particularly regarding the purpose of the premises.
The interplay between legal status and contractual clauses remains the most frequent point of friction in managing a commercial lease. The public order provisions of articles L145-1 and following establish a protective foundation, but the negotiation margins on charges, purpose, or works still leave ample room for the contract.