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Deciding between a flat rate and a provision for charges when you are a landlord

Deciding between a flat rate and a provision for charges when you are a landlord

Dec 4, 2025

4 minutes

For a real estate investor, the choice between flat fees and provision on charges influences cash flow, administrative management, rental profitability, the relationship with the tenant, and even the stability of the rental lease. Understanding the logic of recoverable charges, the distinction between flat-rate charges and actual expenses, as well as the mechanisms for charge regularization, allows for adopting a strategy consistent with one’s assets and management style.

Why the choice of charging mode impacts the profitability of the lessor

The effect of the payment method on cash flow and incurred expenses

For a landlord, the payment of charges directly influences cash flow. The recoverable charges represent incurred expenses that must be reimbursed by the tenant, but this reimbursement depends on the chosen method. With a provision for charges, the landlord advances the costs associated with collective heating, maintenance of common areas, or waste collection tax, and then recovers these amounts during the annual settlement. This advance can weigh on cash flow if the provisions for charges have been underestimated.

In contrast, flat-rate charges stabilize financial flows. The landlord no longer depends on actual expenses, as no adjustment is planned. This system reduces the share of paid charges that the investor must pre-finance, improving budget visibility. However, if actual charges increase sharply, particularly for heating charges, the investor alone bears the difference, which erodes their profitability.

Transparency issues to secure the landlord-tenant relationship

The chosen payment method influences the quality of the rental relationship. With a provision for charges, transparency is essential: the landlord must provide a detailed statement of charges and allow the consultation of supporting documents before requesting additional payment. The statement of charges demonstrates the good faith of the investor and avoids disputes.

In a flat-rate regime, transparency is simpler but must remain rigorous. The flat rate must correspond to the recoverable charges actually attributable to the tenant. A deliberate overestimation of the amount of charges can lead to disputes, even legal action.

The investor must therefore calibrate their package carefully, taking into account the expenses incurred and avoiding including non-eligible costs, such as a portion of the property tax.

The package: a tool for simplification in property management services

The benefits of flat-rate charges for an investor landlord

For an investor, flat-rate charges offer valuable predictability. The flat rate appears as a stable amount of charges, known in advance, which does not require monthly accounting or annual adjustment. This administrative simplicity is particularly appreciated in furnished leases, where the landlord often manages short-term rentals or properties aimed at a mobile audience.

The flat rate also facilitates renting. By offering clearly defined inclusive charges, the investor makes their property more attractive and understandable. This clarity enhances the property's competitiveness, especially in areas where competition is strong and where tenants seek an all-inclusive cost without surprises.

Situations where the flat rate exposes the investor to financial risk

Improperly calibrated, the flat rate can become a trap for the landlord. If actual charges increase, for example due to an energy-consuming communal heating system or exceptional expenses in the co-ownership, the landlord cannot adjust the flat rate to cover the costs. They must therefore bear the difference entirely.

This risk is particularly high in older buildings, poorly insulated, or in co-ownerships that regularly vote for technical interventions.

The package, attractive for the tenant, can then reduce the rental margin of the investor each month. A thorough analysis of the charge account from previous years is therefore essential before setting a package.

The provision on charges: a more precise but more demanding system

Why the provision accurately aligns actual charges and landlord expenses

The service charge provision is the most faithful mode to the economic reality of housing. Each provision corresponds to a portion of the expenses incurred by the landlord: collective heating, maintenance of common areas, elevator, garbage collection tax, or even hot water.

This approach ensures that the charges paid by the tenant reflect the actual charges. When costs increase, the annual adjustment allows for situation rectification. This mechanism protects the profitability of the property by preventing the landlord from absorbing a portion of the costs.

The annual adjustment as a protection mechanism for the landlord

The annual adjustment serves as a safety net for the investor. It allows for the comparison of provisions on charges and real expenses. The landlord can thus claim a supplementary amount if the provisions were insufficient.

This operation is strictly regulated. The landlord must provide an accurate account of charges and make available the supporting documents. This duty of transparency, imposed by the ALUR law, also protects the landlord: by clearly presenting the invoices, it reduces the risk of dispute. A well-prepared adjustment reinforces the tenant's trust and secures financial flows.

The impacts of poor calibration of service charge provisions

If the service charge provisions are undervalued, the adjustment can turn into a significant catch-up, which is hard to accept. The tenant may contest, request additional supporting documents, or struggle to pay the amount owed. This situation undermines the rental relationship and increases the risk of non-payments.

Conversely, overly high provisions may lead to significant annual reimbursements, complicating the landlord's management.

The investor must therefore calibrate the provisions for charges based on actual charges and the reliable history of the housing or the condominium.

The legal obligations of the landlord regarding rental charges

The necessary documents to justify the charging statement

The landlord must produce a charging statement to justify the adjustment of charges. This statement must be clear, detailed, and in line with the expenses incurred. For a minimum of one month, the tenant can consult the invoices, maintenance contracts, collective heating statements, or calls for funds from the co-ownership.
This obligation protects the landlord as much as the tenant. It allows proving that the recoverable charges have been correctly attributed and that the provisions for charges were consistent. It also offers legal protection in case of disputes.

The constraints imposed by the ALUR law in furnished and unfurnished leases

The ALUR law requires a different operation depending on the type of lease. In an unfurnished lease, the charges must be paid by provision on charges with annual adjustments. The legislator wants to ensure the alignment between paid charges and actual charges.

In a furnished lease, the investor can choose between a flat rate and charge provisions. This freedom makes the flat rate attractive for furnished or seasonal rentals. However, even in this relaxed framework, only recoverable charges can be attributed, and the flat rate must remain proportional.

The legal limits to set a flat rate without risk of dispute

A flat rate that is too high can be challenged by the tenant. The amount must remain reasonable in light of the actual charges observed on similar properties. Flat-rate charges cannot include improvements, equipment renewal, or a portion of the property tax.

A rent revision clause based on the reference rental index may be provided, but it must comply with contractual rules. Therefore, the landlord must rely on a reliable charges statement to avoid any legal risks.

Which mode to choose according to the type of asset and the wealth strategy

The configurations where the flat rate maximizes rental profitability

Flat rate charges are particularly suitable for small furnished accommodations, studios, student rooms, or properties intended for temporary occupancy. In these configurations, consumption is difficult to measure and variations are limited. The flat rate offers a stability that appeals to tenants and simplifies the landlord's management.

It also allows for listings to be presented as "all charges included," which are very attractive, facilitating the rental process. For some investors, this clarity increases occupancy and indirectly improves profitability.

The properties where the provision for charges better protects the landlord

For large family accommodations, energy-consuming buildings, or properties located in co-ownership with shared facilities, the provision for charges is more appropriate. It ensures a perfect match between paid charges and actual charges.

When the building has significant heating charges or costly maintenance equipment, the provision protects profitability by preventing the landlord from bearing unexpected costs. This payment method also allows for more precise adjustments of the provisions for charges when the co-ownership votes on renovations or reevaluates its budgets.

The criteria for arbitration to secure the amount of charges

To choose between a flat rate and a charge provision, the investor must analyze the expenses incurred in previous years. The charge statement then constitutes an essential decision-making base.

The investor must also evaluate the stability of the co-ownership, the energy performance of the building, and their own level of involvement in management. Passive management favors the flat rate, while rigorous and attentive management makes the provision more secure.

The long-term heritage and financial consequences

The impact of the charge payment method on rental value and the amount of rent

The method of payment for charges influences the perception of the rent amount. With charges included, the flat rate presents an overall price that is often attractive, but it can limit the ability to increase the rent amount if the flat rate is too low.

The provision, by isolating the charges from the rent, allows for greater flexibility in the pricing strategy. It facilitates the adjustment of the rent itself according to the reference rent index and maintains the accuracy of actual charges.

The link between rental charges, security deposit, and risks of unpaid rent

The security deposit does not cover rental charges. However, in the event of unpaid annual regularization, the landlord can use part of the deposit if the lease agreement allows it and if the supporting documents are provided.

Provisions for charges therefore increase the need for careful management to avoid delays or disputes. Conversely, the flat rate reduces the risk of unpaid charges, since no regularization occurs at the end of the lease.

How to anticipate cost changes with the reference rent index

The reference rent index influences the revision of the rent amount, but also that of the flat rate when the landlord has included a clause in this regard. The investor must monitor this index to anticipate cost changes and maintain consistency between their income and actual expenses.

This anticipation helps to maintain the profitability of the asset in the long term, whether it involves adjusting a package or recalibrating provisions for charges according to the evolution of recoverable charges.

What to remember

For a real estate investor, the choice between a flat fee and advance payment on charges represents a true lever for management and profitability. The flat fee simplifies management, stabilizes cash flow, and enhances the attractiveness of the property, but exposes the landlord when actual charges increase. The advance payment, more precise, protects profitability through annual adjustment, at the cost of more technical management. By analyzing recoverable charges, the calculation of charges, and the characteristics of the property, the investor can choose the payment method most suited to their asset strategy and the obligations imposed by the ALUR law.