Energy Supply Contract Termination in Turkey: Legal Risks and Compensation Claims

Learn how electricity and energy supply contracts may be terminated in Turkey, including early termination penalties, compensation claims, supplier default, force majeure, dispute resolution, and foreign investor risks.

Energy supply contracts are essential commercial instruments for industrial facilities, manufacturers, hotels, shopping centres, logistics operators, data centres, renewable energy companies, and other high-consumption businesses operating in Turkey.

A supply agreement may offer predictable pricing and continuity of energy procurement. However, market price volatility, regulatory changes, payment defaults, licensing problems, supply interruptions, insolvency, and commercial disagreements may lead one party to terminate the contract before its agreed expiry date.

Early or unlawful termination can create serious consequences, including contractual penalties, unpaid invoice claims, replacement energy costs, lost profits, security deposit disputes, portfolio imbalance costs, and litigation.

Foreign businesses should therefore avoid treating an energy supply contract as an ordinary utility subscription. Depending on its structure, the agreement may be governed simultaneously by Turkish electricity market legislation, the Turkish Code of Obligations, commercial law principles, sector regulations, and its negotiated contractual provisions.

Legal Framework for Energy Supply Contracts in Turkey

The principal legislation governing electricity supply relationships includes:

• Electricity Market Law No. 6446
• Electricity Market Consumer Services Regulation
• Electricity Market Licensing Regulation
• Balancing and Settlement Regulation
• Turkish Code of Obligations No. 6098
• Turkish Commercial Code No. 6102
• Applicable EMRA decisions and tariff regulations
• The parties’ bilateral energy supply agreement

Under Electricity Market Law No. 6446, wholesale and retail electricity sales may be carried out by authorised generation companies and licensed supply companies in accordance with electricity market legislation. Licensed suppliers may sell electricity to eligible consumers without being restricted to a single distribution region.

For eligible consumers, commercial electricity procurement is commonly organised through a bilateral agreement with a licensed supplier. The Electricity Market Consumer Services Regulation requires matters such as withdrawal rights, justified termination grounds, renewal conditions, and other regulated consumer protections to be expressly addressed where applicable.

Types of Energy Supply Contracts

An energy supply relationship may arise through different contractual structures.

Bilateral Electricity Supply Agreements

Eligible consumers may purchase electricity from a licensed supplier through a privately negotiated bilateral agreement.

These agreements commonly regulate:

• Contract duration
• Electricity price and indexation
• Consumption commitments
• Minimum purchase obligations
• Payment terms
• Security deposits
• Invoice objections
• Default interest
• Early termination
• Automatic renewal
• Force majeure
• Change in law
• Dispute resolution

The specific contract language is decisive when determining whether termination is lawful and whether compensation is payable.

Retail Sales Contracts

Consumers who obtain electricity under regulated retail arrangements generally contract with the relevant incumbent supply company.

These agreements are more heavily regulated and cannot be treated in exactly the same way as individually negotiated commercial bilateral agreements.

Corporate Power Purchase Agreements

A corporate power purchase agreement may link a renewable energy producer directly or indirectly with an industrial or commercial consumer.

Such agreements may contain long-term commitments concerning:

• Energy volumes
• Contract prices
• Renewable attributes
• Guarantees of origin
• Balancing costs
• Forecasting obligations
• Curtailment
• Change in law
• Termination payments

Termination of a long-term PPA may result in significantly larger compensation claims than termination of a conventional short-term supply agreement.

When Can an Energy Supply Contract Be Terminated?

The right to terminate depends on the agreement, the applicable legislation, and the seriousness of the alleged breach.

Common termination grounds include:

• Failure to pay invoices
• Failure to supply electricity
• Loss or suspension of a supplier’s licence
• Insolvency or bankruptcy
• Material contractual breach
• False or misleading representations
• Failure to provide agreed security
• Repeated consumption forecast violations
• Unlawful price adjustments
• Persistent supply or billing problems
• Force majeure
• Regulatory prohibition
• Change in law
• Failure to cure a breach within the contractual period

A party should not terminate merely because the agreement has become commercially disadvantageous. Unless the contract provides an express exit right, an unfavourable market price will not normally constitute sufficient legal justification by itself.

Ordinary Termination and Termination for Cause

A fundamental distinction must be made between ordinary termination and termination for cause.

Ordinary Termination

Ordinary termination allows a party to end the contract without proving a serious breach, provided that it complies with the agreed notice period and other contractual conditions.

This right is more common in indefinite-term agreements.

The terminating party may be required to:

• Give written notice
• Observe a notice period
• Pay outstanding invoices
• Complete supplier-switching procedures
• Reimburse agreed termination costs
• Return or release contractual guarantees

Termination for Cause

Termination for cause may allow immediate or accelerated termination where the other party commits a material breach.

Examples may include:

• Repeated non-payment
• Unauthorised suspension of supply
• Loss of the supplier’s market licence
• Fraud
• Insolvency
• Serious regulatory violation
• Failure to provide contractual security

The terminating party must be able to prove that the breach was sufficiently serious to justify termination.

Notice and Cure Period Requirements

Many supply agreements require the non-defaulting party to serve a written breach notice before terminating the contract.

The notice may need to:

• Identify the relevant contractual provision
• Explain the breach
• Request corrective action
• Provide a cure period
• State the consequences of non-compliance
• Reserve compensation rights

Failure to comply with the agreed notice procedure may make an otherwise justified termination procedurally defective.

Notices should generally be delivered through a contractually recognised method, such as:

• Notary notice
• Registered electronic mail
• Registered postal delivery
• Contractually designated email
• Electronic notification systems

For high-value disputes, a notary notice or registered electronic mail is usually safer than relying solely on an ordinary email.

Early Termination by the Consumer

A business may wish to terminate its energy supply contract because:

• Another supplier offers a lower price.
• The existing supplier has increased the price.
• Consumption has fallen.
• The facility has closed.
• The business has relocated.
• The supplier has failed to perform.
• Market conditions have changed.
• The company is restructuring.

The legal consequences depend on whether the consumer has an express contractual termination right.

Where the contract is fixed-term, early exit without legal justification may trigger:

• An early termination fee
• A contractual penalty
• Lost profit compensation
• Remaining-term payment obligations
• Replacement transaction losses
• Balancing or portfolio costs
• Security deposit deductions

The consumer should calculate the potential exit exposure before sending a termination notice.

Termination by the Energy Supplier

A supplier may seek termination due to:

• Unpaid invoices
• Failure to renew guarantees
• Credit deterioration
• Insolvency risk
• Materially inaccurate consumption forecasts
• Excessive imbalance exposure
• Regulatory non-compliance
• Unauthorised consumption
• Breach of connection requirements

However, a licensed supplier cannot disregard mandatory electricity market rules or disconnect supply solely because it wishes to escape an unprofitable contract.

A supplier that terminates without a valid legal or contractual basis may become liable for the customer’s resulting losses.

Does Electricity Supply Automatically End After Termination?

Not necessarily.

When an eligible consumer’s bilateral supply agreement ends, the relevant incumbent supplier may become responsible for supplying electricity under the last-resort supply mechanism, subject to the applicable market rules and tariff conditions. The Electricity Market Consumer Services Regulation provides that when a bilateral agreement ends for any reason, the relevant incumbent supply company must provide electricity or capacity under last-resort supply arrangements.

This mechanism protects continuity of electricity supply. However, it may expose the consumer to a significantly different tariff.

Businesses should therefore coordinate:

• The termination date
• Supplier-switching procedures
• Market registration
• Meter data
• Portfolio transfer
• The commencement of replacement supply

An administrative or technical delay may result in unexpected last-resort supply costs.

Automatic Renewal Clauses

Many energy contracts automatically renew unless one party gives notice within a specified period.

For example, a contract may renew for another year unless written notice is served 30, 60, or 90 days before expiry.

Automatic renewal clauses may create disputes where:

• The clause is unclear.
• The notice was sent late.
• The supplier did not provide adequate renewal information.
• The renewal changed the pricing method.
• The customer was not informed of new commercial terms.

Businesses should create an internal contract calendar and review termination deadlines well before the renewal date.

Early Termination Fees and Contractual Penalties

Energy supply agreements frequently contain early termination fees or penalty clauses.

A termination payment may be calculated according to:

• A fixed amount
• Average historical consumption
• Remaining contract months
• Contracted energy volumes
• Difference between contract and market prices
• Supplier portfolio costs
• Lost profit
• Replacement transaction value

A contractual penalty is not automatically enforceable merely because it appears in the contract.

Turkish courts may examine:

• Whether the triggering event occurred
• Whether the clause is sufficiently clear
• Whether the claimant complied with its obligations
• Whether the amount is manifestly excessive
• Whether the clause conflicts with mandatory law
• Whether the claimant contributed to the damage

Commercial companies should be especially cautious because Turkish commercial law generally expects merchants to act prudently and to understand the financial consequences of negotiated penalty clauses.

Can an Excessive Termination Penalty Be Reduced?

The answer depends heavily on the parties’ legal status and the structure of the clause.

Turkish law allows judicial scrutiny of certain excessive penalty clauses. However, commercial parties may face stricter standards than ordinary consumers because merchants are presumed to possess greater commercial knowledge.

A court may distinguish between:

• A contractual penalty
• Liquidated damages
• A price-adjustment mechanism
• A termination payment
• A genuine debt obligation
• Compensation for actual loss

The legal character of the payment cannot be determined solely by the title used in the contract.

Compensation Claims Following Unlawful Termination

A party that unlawfully terminates an energy supply contract may be required to compensate the other party.

Potential claims include:

• Unpaid invoices
• Lost profits
• Replacement supply costs
• Difference between contract and market prices
• Balancing costs
• Portfolio losses
• Financing costs
• Operational losses
• Contractual penalties
• Additional tariff exposure
• Reasonable mitigation expenses

The claimant must generally prove the breach, damage, causation, and amount of loss.

Lost Profit Claims

Lost profit is one of the most disputed categories of energy contract damages.

A supplier may argue that it lost the profit it would have earned throughout the remaining contract term. A customer may argue that it was forced to buy electricity at a higher replacement price.

The calculation may consider:

• Contract duration
• Forecast consumption
• Historical consumption
• Agreed price formula
• Market prices
• Taxes and regulated charges
• Balancing costs
• Supplier procurement costs
• Avoided expenses
• Mitigation measures

A speculative calculation is unlikely to be sufficient. Energy economists, accountants, and market experts may be required.

Duty to Mitigate Loss

The injured party should take reasonable steps to reduce its loss.

A consumer may be expected to seek alternative supply promptly rather than remaining unnecessarily exposed to an expensive tariff.

A supplier may be expected to resell or rebalance electricity that would otherwise have been supplied to the terminating customer.

Failure to mitigate may reduce recoverable compensation.

Price Increases and Unilateral Amendments

Energy supply contracts often include prices linked to:

• Market clearing prices
• Consumer price indices
• Foreign exchange rates
• Regulated tariffs
• Generation costs
• Balancing market prices
• Other commercial indices

A supplier may not automatically impose any price increase merely because market conditions have changed.

The validity of an increase depends on:

• The wording of the pricing clause
• The identified index
• Notice requirements
• Regulatory rules
• Good-faith principles
• Whether the amendment mechanism is sufficiently transparent

A vague clause granting unlimited unilateral pricing power may be challenged.

Change in Law

Energy contracts should address how regulatory changes affect the parties.

Relevant developments may include changes to:

• Electricity tariffs
• Last-resort supply rules
• Taxes
• Renewable energy charges
• Balancing costs
• Eligibility thresholds
• Market settlement procedures
• Licensing requirements

A change-in-law clause may permit price adjustment, renegotiation, or termination if a regulatory development fundamentally affects performance.

The 2025 amendments to the Electricity Market Consumer Services Regulation also introduced a platform intended to allow consumers to review and compare bilateral agreement offers and enter into agreements with suppliers, reflecting increased regulatory emphasis on transparency and consumer choice.

Force Majeure

Force majeure may excuse or suspend performance where an extraordinary event occurs outside the affected party’s reasonable control.

Possible events include:

• Earthquake
• Flood
• War
• Terrorism
• Nationwide system failure
• Government prohibition
• Major cyberattack
• Destruction of critical infrastructure

Force majeure does not automatically justify termination.

The affected party should examine:

• The contractual definition
• Notice deadlines
• Evidence requirements
• Mitigation obligations
• Duration thresholds
• Suspension rights
• Long-stop termination rights

Market price increases or reduced profitability will not ordinarily qualify as force majeure unless the contract expressly provides otherwise.

Hardship and Adaptation of the Contract

Where an extraordinary and unforeseeable event fundamentally disrupts the contractual equilibrium, a party may consider seeking adaptation under Turkish law.

A hardship claim may be relevant where:

• Circumstances changed after execution.
• The change was unforeseeable.
• The affected party did not cause the event.
• Performance became excessively burdensome.
• The obligation has not been performed unconditionally.

Hardship is not an easy escape route from a commercially unfavourable contract. Courts generally require a serious disruption rather than an ordinary market fluctuation.

Insolvency and Supplier Financial Distress

Supplier insolvency can create continuity and financial risks for consumers.

Warning signs include:

• Persistent billing irregularities
• Requests for unusual advance payments
• Failure to provide market confirmations
• Licence-related problems
• Delayed settlement obligations
• Sudden termination proposals
• Repeated changes to payment accounts

Contracts should provide rights concerning:

• Insolvency
• Licence suspension
• Credit deterioration
• Additional security
• Step-in arrangements
• Immediate termination

Foreign businesses should verify the supplier’s licensing and corporate status before entering into a long-term agreement.

Security Deposits and Guarantees

Energy suppliers may require:

• Cash deposits
• Bank guarantees
• Parent-company guarantees
• Letters of credit
• Advance payments
• Direct debit mandates

After termination, disputes may arise regarding whether security can be retained or called.

The beneficiary should act strictly within the guarantee terms. An unjustified demand under a guarantee may create separate liability.

The customer should also request:

• A final account
• Invoice reconciliation
• Return of unused security
• Written confirmation of contract closure
• Release of guarantees

Metering and Final Invoice Disputes

Termination often generates disputes over the final meter reading and settlement amount.

Businesses should document:

• The termination date
• Meter serial number
• Final meter value
• Consumption records
• Distribution system data
• Supplier invoices
• Market settlement statements

A final invoice should be reviewed for:

• Estimated consumption
• Incorrect meter data
• Duplicate charges
• Unauthorised penalties
• Incorrect tariff application
• Taxes and regulated fees
• Security deposit offsets

Evidence Required in Termination Disputes

Important evidence includes:

• Signed supply agreement
• Amendments and annexes
• Price formulas
• Invoices
• Meter data
• Payment records
• Consumption forecasts
• Supplier correspondence
• Notices of breach
• Termination notice
• Delivery records
• EPİAŞ or market records
• Replacement supply offers
• Financial reports
• Expert calculations

Parties should preserve electronic communications and avoid relying solely on oral discussions.

Mandatory Commercial Mediation

Many monetary disputes between commercial parties must first be submitted to mandatory mediation before a lawsuit may be filed in Turkey.

Energy contract disputes frequently qualify as commercial disputes where the parties are companies or merchants.

A claimant should confirm whether mediation is a procedural prerequisite before commencing court proceedings.

Failure to complete mandatory mediation may lead to procedural dismissal.

Which Court Has Jurisdiction?

The competent forum depends on:

• The identities of the parties
• The nature of the contract
• The relief requested
• The jurisdiction clause
• The place of performance
• Whether an administrative act is challenged
• Whether arbitration was agreed

Commercial courts commonly hear contractual compensation disputes between businesses.

Administrative courts may become relevant where the dispute directly concerns an administrative act, regulatory decision, or public-law measure.

Arbitration

International energy supply contracts frequently contain arbitration clauses.

Possible mechanisms include:

• Istanbul Arbitration Centre arbitration
• ICC arbitration
• Ad hoc arbitration
• EFET-based dispute mechanisms

EFET-style energy trading agreements often contain detailed default, termination, close-out, and termination-payment provisions designed for wholesale energy transactions.

Foreign investors should review the arbitration clause before beginning court proceedings because a valid arbitration agreement may prevent the ordinary courts from deciding the merits.

Practical Steps Before Terminating a Supply Contract

Before serving notice, a business should:

1. Review the entire contract and all amendments.
2. Identify the exact termination ground.
3. Confirm notice and cure requirements.
4. Calculate potential termination exposure.
5. Preserve evidence of the other party’s breach.
6. Evaluate replacement supply arrangements.
7. Check automatic renewal deadlines.
8. Review guarantees and security deposits.
9. Assess mandatory mediation or arbitration.
10. Send the notice through a legally reliable method.

Termination should be treated as a legal and financial project rather than a routine administrative action.

Frequently Asked Questions

1. Can a company terminate an electricity supply contract early in Turkey?

Yes, but the financial consequences depend on the contract. A company terminating without an express right or valid cause may face penalties and compensation claims.

2. Is a lower offer from another supplier sufficient grounds for termination?

Usually not. A better commercial offer does not normally justify breach of a fixed-term contract unless the existing agreement permits early exit.

3. Can a supplier terminate because market prices increased?

A supplier cannot automatically terminate simply because the contract became less profitable. The contract must provide a valid termination or adjustment mechanism.

4. Can the customer claim compensation if the supplier terminates unlawfully?

Yes. The customer may seek replacement supply costs, price differences, operational losses, and other proven damages.

5. Is an early termination fee always enforceable?

No. Its enforceability depends on the clause, the parties’ status, the reason for termination, mandatory law, and whether the amount is legally defensible.

6. Will electricity be disconnected after a bilateral agreement ends?

Not necessarily. The consumer may receive electricity under last-resort supply arrangements, but the applicable price may be less favourable.

7. Can a foreign company change its electricity supplier?

Yes. A foreign-owned company that satisfies the applicable eligibility requirements may generally enter into a bilateral agreement with a licensed supplier.

8. Does force majeure automatically terminate the contract?

No. Force majeure may suspend performance, excuse liability, or create a later termination right depending on the agreement.

9. Can disputes be resolved through arbitration?

Yes, where the parties have agreed to a valid arbitration clause. International and wholesale energy contracts commonly use arbitration.

10. What should a company do before sending a termination notice?

It should review the contract, document the breach, calculate potential liability, arrange replacement supply, and obtain legal advice before taking irreversible action.

Client-Focused Legal Support

Fırat Fesih Kaya Law Office advises foreign investors, licensed energy suppliers, industrial consumers, manufacturers, renewable energy companies, project developers, and multinational businesses on electricity supply contracts, bilateral agreements, PPAs, termination notices, early termination penalties, compensation claims, EMRA compliance, commercial mediation, litigation, and arbitration.

Phone: +90 312 434 22 22

Mobile: +90 532 769 22 22

Email: info@firatfesihkaya.av.tr

Office: Mevlana Boulevard No:221, Yıldırım Tower No:148, 06520 Balgat, Çankaya, Ankara, Turkey

This article is provided for general informational purposes only and does not constitute legal advice. Energy supply agreements should be evaluated individually according to their wording, the parties’ legal status, applicable electricity market regulations, and the circumstances of the proposed termination.