How can a power plant increase capacity in Turkey? A 2026 guide for foreign investors covering generation license amendments, EMRA requirements, grid capacity, connection rights, permits, land, environmental approvals and acquisition risks.

Increasing the capacity of an existing power plant in Turkey can significantly improve the economics of an energy investment. A solar project may have additional land suitable for new panels, a wind farm may be capable of accommodating more powerful turbines, or an investor may identify unused technical potential after acquiring an operating generation facility.

However, physical space and technical feasibility do not automatically create a legal right to increase generation capacity.

A capacity increase can affect the project’s generation license, grid connection rights, technical approvals, land rights, zoning and construction permits, environmental approvals and project acceptance procedures. Foreign investors should therefore determine the regulatory feasibility of an expansion before including additional megawatts in the acquisition valuation.

This issue is particularly important in 2026. EMRA expressly confirms that generation-license holders whose licenses have been amended for an installed-capacity increase remain subject to progress-reporting obligations until the entire installed capacity incorporated into the license has completed acceptance. (EPDK)

The practical rule for investors is simple:

Available Land + Available Equipment ≠ Approved Generation Capacity.

A capacity increase should be analyzed as a coordinated regulatory project rather than merely an engineering modification.

What Is a Power Plant Capacity Increase?

A capacity increase generally involves increasing the installed generation capacity of an existing electricity generation facility.

Depending on the technology, this can involve additional solar panels, new wind turbines, replacement of existing turbines with higher-capacity equipment, additional generating units or another material modification increasing the project’s installed capacity.

The legal consequences depend on the existing license and the precise structure of the proposed modification.

For acquisition purposes, foreign investors should distinguish between four figures:

Licensed Capacity → Installed Capacity → Accepted Capacity → Grid Connection Capacity.

These figures may not always be identical.

Understanding the difference between them is essential before valuing expansion potential.

Is EMRA Approval Required for a Capacity Increase?

A material increase affecting the capacity incorporated into an existing generation license generally requires the project’s licensing position to be addressed through the applicable license amendment procedure.

The investor should not simply install additional generation equipment and assume that the generation license can be updated afterward.

EMRA’s current licensing framework recognizes license-amendment procedures, and the 2026 fee framework separately provides for preliminary-license and license amendment fees. (EPDK)

Accordingly, regulatory feasibility should normally be established before the expansion investment is committed.

Why the Existing Generation License Must Be Reviewed First

The starting point is the project’s current generation license.

The buyer should establish:

Existing Licensed Capacity → Generation Source → Facility Coordinates → Completion Date → Previous Amendments → Accepted Capacity → Pending Amendment Applications.

This information should then be compared with the proposed expansion.

The foreign investor should also examine the complete amendment history rather than relying solely on the latest license summary.

Previous changes can reveal regulatory restrictions or unresolved implementation obligations.

Grid Capacity Is Often the Critical Constraint

Obtaining or amending a generation license does not automatically mean that the electricity system can accommodate additional output.

Grid capacity can become the most important practical limitation on expansion.

An existing power plant has connection arrangements based on defined technical characteristics. Increasing generation capacity may require additional evaluation of whether the relevant transmission or distribution infrastructure can safely accommodate the increased capacity.

Therefore, the investor should distinguish carefully between:

Power Plant Technical Capacity and Grid Injection Capacity.

A site may physically accommodate another 50 MW of solar equipment while the existing grid connection cannot accommodate another 50 MW of export.

Existing Connection Rights

The buyer should review the project’s existing connection and system-use arrangements.

The analysis should identify the approved connection capacity, connection point and material technical restrictions.

The seller’s statement that “the substation has spare capacity” should not be treated as equivalent to a legally secured right to inject additional electricity.

Technical spare capacity and regulatory connection rights are different concepts.

Transmission-System Projects

Large generation facilities connected to the transmission system require particularly careful analysis of the transmission infrastructure supporting the expansion.

The investor should determine whether additional capacity requires upgrades to:

Substation → Transformer → Transmission Line → Switchgear → Protection Systems → Metering → Other Connection Infrastructure.

The cost of these upgrades can materially change the economics of the capacity increase.

Distribution-System Projects

Projects connected at distribution level require equivalent analysis concerning available distribution-system capacity.

The foreign investor should identify whether additional generation can be accommodated at the existing connection point and what technical investments may be required.

The expansion should not be valued before this issue is sufficiently clear.

Solar Power Plant Capacity Increase

Solar projects frequently appear particularly suitable for expansion.

A project may have unused land, newer modules may offer substantially higher output, or existing electrical infrastructure may appear capable of supporting additional equipment.

However, the investor must examine more than available surface area.

A solar capacity increase can affect:

Generation License → Connection Capacity → Project Coordinates → Land Rights → Environmental Position → Zoning → Construction Permits → Electrical Design → Acceptance.

Each element should be reviewed before construction begins.

Adding Solar Panels Within Existing Project Land

Foreign investors sometimes assume that additional panels installed within the existing fenced site do not create regulatory issues.

That assumption can be incorrect.

Even if no new land is required, additional generation equipment may change installed capacity or other licensed characteristics.

The investor should therefore determine whether a license amendment and other approvals are necessary.

The fact that equipment remains within the same fence does not by itself determine regulatory treatment.

Wind Farm Capacity Increase

Wind projects require even more detailed analysis.

Capacity can potentially be increased by adding turbines or replacing existing turbines with higher-capacity models.

Both approaches can affect the regulatory profile of the project.

Adding turbines can involve:

New Turbine Coordinates → Additional Land → Access Roads → Crane Areas → Underground Cables → Environmental Review → Zoning → Grid Capacity.

Replacing turbines can raise separate repowering issues.

Wind Farm Repowering

An older wind farm may contain numerous lower-capacity turbines.

A foreign investor may acquire the project intending to replace them with fewer but significantly more powerful turbines.

Commercially, this can be attractive.

Legally, however, repowering may alter turbine coordinates, dimensions, installed capacity, construction documentation and environmental assumptions.

Accordingly, the buyer should investigate regulatory feasibility before attributing substantial value to the repowering opportunity.

Project Coordinates and Expansion

A capacity increase can also change the geographical footprint of the project.

This is especially relevant where additional turbines or solar arrays require expansion beyond existing project boundaries.

EMRA continues to process license amendments concerning facility and site coordinates in 2026, demonstrating that coordinate changes remain a distinct regulatory issue. (Lisans EPDK)

Foreign investors should therefore compare the proposed expanded project with the coordinates reflected in existing regulatory documentation.

Capacity Increase and Land Rights

Additional capacity often requires additional land.

The investor should establish whether the project company owns, leases or otherwise possesses legally sufficient rights over the entire expansion area.

For wind projects, land analysis should include more than turbine foundations.

The investor may require rights for:

Turbines → Crane Areas → Access Roads → Cable Routes → Substation Expansion → Transmission Infrastructure.

For solar projects, all additional panel areas and associated infrastructure should be covered.

Lease Duration

Where additional capacity will be installed on leased land, the remaining lease period should be compared with the expected economic life of the new investment.

Constructing equipment expected to operate for 20 years on land controlled for only another six years creates obvious investment risk.

The expansion should therefore be coordinated with lease extensions where necessary.

Capacity Increase and Environmental Approvals

The environmental implications of an expansion should be independently reviewed.

A capacity increase can change the physical scale, environmental impact or configuration of the project.

The buyer should compare:

Existing Environmental Documentation → Existing Licensed Facility → Proposed Expanded Facility.

The investor should determine whether existing environmental approvals cover the expanded project or whether additional procedures are required.

An EMRA license amendment should not be treated as an automatic amendment of environmental documentation.

Capacity Increase and Zoning

Expansion can also affect zoning.

Additional solar areas, turbines, substations or auxiliary structures may fall outside the existing planning framework.

The investor should therefore verify whether the applicable zoning documentation covers the proposed expanded facility.

This is especially important where the seller claims that expansion is possible simply because the project company already owns neighboring land.

Ownership does not automatically establish planning permission for electricity generation infrastructure.

Construction Permits

Additional generation infrastructure may also require construction-related approvals.

The buyer should identify which permits are necessary before physical works begin.

The safest sequence is generally:

Regulatory Feasibility → License Amendment → Grid Requirements → Environmental Review → Land Rights → Zoning → Construction Approvals → Construction → Acceptance.

The exact sequence can vary depending on the project, but investors should avoid building first and attempting to regularize afterward.

Capacity Increase and Project Acceptance

Installing additional equipment is not the end of the process.

The increased capacity must also complete the applicable commissioning and acceptance procedures before it can be treated as completed capacity under the regulatory framework.

EMRA states that generation facilities are considered completed on the date of temporary acceptance and that the facility completion date is incorporated into the licensing framework. (EPDK)

Foreign investors should therefore distinguish between:

Equipment Installed and Capacity Legally Accepted.

This distinction is particularly important during acquisitions.

2026 Progress Reporting After Capacity Increase

One important 2026 compliance issue concerns progress reports.

EMRA confirmed on June 23, 2026 that generation-license holders whose licenses have been amended for installed-capacity increases must continue submitting progress reports until acceptance of the entire installed capacity incorporated into the amended license. (EPDK)

These reports are submitted during January and July under the applicable framework.

Failure to submit required progress reports can constitute non-compliance, and EMRA expressly notes that sanctions under Electricity Market Law No. 6446 may apply. (EPDK)

This means that the regulatory work does not end when the capacity-increase amendment is approved.

Construction Timetable

The increased capacity can also interact with the completion timetable recorded in the generation license.

EMRA requires production-license holders to complete and commission the generation facility within the construction period incorporated into the license. (EPDK)

If the expansion cannot be completed within the applicable timetable, the investor should determine whether a completion-period amendment is necessary.

EMRA’s current licensing procedure expressly provides a specific amendment fee for extensions of the facility completion period. (EPDK)

Capacity Increase and YEKDEM

Foreign investors should distinguish between approval of additional capacity and the economic support available to that capacity.

An expansion does not automatically mean that every new megawatt receives the same economic treatment as the original project.

YEKDEM eligibility and participation should therefore be separately reviewed.

For 2026 participation, EMRA required eligible generation-license holders to submit their applications by the applicable deadline ending on December 1, 2025 because November 30 fell on a non-working day. (EPDK)

Therefore:

License Approval ≠ Grid Approval ≠ YEKDEM Eligibility.

These are separate issues.

Can Capacity Be Increased Without Increasing Grid Injection?

Certain project structures can involve installed capacity exceeding the amount that can be delivered to the grid at a given time.

However, the legal and technical structure of such an arrangement must be evaluated under the applicable regulatory framework.

Foreign investors should not assume that limiting software or inverter output automatically eliminates the need for regulatory analysis.

The distinction between installed capacity and grid-delivery rights remains critical.

Capacity Increase Through Hybrid Generation

Another strategy is adding an auxiliary renewable source to an existing project.

For example, a wind farm may seek to incorporate solar generation.

This can improve utilization of existing connection infrastructure because wind and solar generation profiles may differ.

However, multi-source generation has its own licensing requirements.

EMRA’s June 2026 guidance expressly recognizes generation licenses amended for multi-source generation facilities and requires progress reporting for the main and auxiliary sources until completion of the licensed capacity. (EPDK)

Hybridization should therefore be treated as a regulatory project, not simply installation of additional equipment.

Capacity Increase and Electricity Storage

Storage can also form part of an expansion strategy.

An investor may wish to combine additional renewable capacity with battery storage to improve project economics.

However, storage integration should be analyzed separately under the applicable licensing, grid and technical framework.

A battery system located inside an existing project site should not automatically be treated as ordinary auxiliary equipment.

Acquiring a Project With a Pending Capacity Increase

This situation deserves special attention in M&A transactions.

Suppose a foreign investor is purchasing an 80 MW solar plant.

The seller states that the project will shortly become a 120 MW plant because an application for an additional 40 MW has been submitted.

The buyer should distinguish between:

80 MW Existing Approved Project

and

40 MW Potential Future Expansion.

The additional capacity should not automatically be valued as though approval had already been obtained.

Pending Approval Risk

The buyer should obtain the complete capacity-increase application file.

This should include regulatory applications, grid correspondence, technical studies, land documentation and relevant project approvals.

The investor should determine:

What Has Been Approved?

What Remains Pending?

Can Third Parties Object?

What Additional Investment Is Required?

What Is the Expected Completion Schedule?

Only then can the expansion be properly valued.

Capacity Increase as a Condition Precedent

Where the purchase price depends heavily on future capacity, the buyer may require the relevant approval as a condition precedent to closing.

For example, if the seller values a project as 150 MW while only 100 MW is currently secure, the buyer should not necessarily pay the 150 MW valuation before the additional capacity is legally secured.

The transaction can instead provide:

Capacity Increase Approval → Satisfaction of Grid Conditions → Closing.

This places regulatory risk with the seller until the expected expansion becomes sufficiently certain.

Deferred Purchase Price

Another solution is deferred consideration.

The buyer can pay an initial price based on the existing project and additional consideration if the capacity increase is subsequently obtained and completed.

For example:

100 MW Existing Capacity → Initial Purchase Price

Additional 50 MW Approved → Additional Payment

Additional 50 MW Accepted → Final Payment

This can align purchase price with actual regulatory progress.

Seller Representations and Warranties

The SPA should contain appropriate warranties concerning existing and proposed capacity.

The seller may be required to confirm the project’s licensed capacity, installed capacity, accepted capacity and connection capacity.

Any pending capacity-increase application should be fully disclosed.

The seller should not describe speculative expansion potential as an existing legal right.

Specific Indemnity for Unauthorized Capacity

A particularly serious issue arises where the seller has already installed capacity exceeding the project’s lawful regulatory configuration.

The buyer should investigate whether the additional equipment can be regularized.

Where the transaction proceeds despite the issue, a specific indemnity may be considered for agreed losses arising from the historical non-compliance.

However, contractual compensation cannot replace the need to establish whether the capacity can legally operate.

Example: Solar Plant With Additional 20 MW Installed

A foreign investor considers purchasing an operating solar project.

The license documentation indicates one capacity figure, but technical inspection reveals an additional 20 MW of equipment.

The seller claims that export is electronically limited and therefore no regulatory problem exists.

The buyer should independently analyze the licensing and grid implications.

The additional equipment should not be included in acquisition value until its regulatory status is established.

Example: Wind Farm Adding Five Turbines

A 100 MW wind farm seeks to add five turbines.

The investor must consider not only the generation-license amendment but also turbine coordinates, grid capacity, environmental approvals, land leases, crane areas, roads, cables and construction permits.

A positive wind-resource study alone does not establish legal expansion feasibility.

Example: Repowering an Older Wind Project

A foreign infrastructure fund acquires an older wind farm with 1.5 MW turbines and intends to replace them with significantly larger turbines.

The business model assumes a substantial capacity increase.

Before closing, the buyer should determine whether the proposed repowering can be accommodated within the applicable licensing, grid, environmental, land and construction framework.

If the investment thesis depends on repowering, regulatory feasibility can materially affect the acquisition price.

Example: Capacity Increase Approved but Not Yet Accepted

A project company has obtained the relevant amendment and installed new equipment, but acceptance has not yet been completed.

The buyer should distinguish the additional capacity from fully operational accepted capacity.

EMRA’s 2026 rules require continued progress reporting until acceptance of the entire capacity incorporated into the license. (EPDK)

The SPA should address responsibility for completing the remaining process.

Major Capacity Increase Red Flags

Foreign investors should investigate particularly carefully where there is installed capacity exceeding licensed capacity, additional equipment without clear regulatory approval, insufficient grid capacity, pending connection studies, project expansion outside existing coordinates, missing land rights, expired construction schedules, environmental documentation covering only the original project, missing construction permits, capacity increase applications still pending or additional capacity included in the seller’s valuation before acceptance.

Any of these issues can materially reduce the value of the proposed expansion.

Capacity Increase Due Diligence Checklist

Before investing in an expansion, the buyer should compare:

Licensed Capacity → Installed Capacity → Accepted Capacity → Grid Capacity → Existing Connection Rights → Proposed Additional Capacity → License Amendment → Coordinates → Land Rights → Environmental Approvals → Zoning → Construction Permits → Technical Infrastructure → Completion Schedule → Acceptance → Progress Reporting → Economic Support.

The commercial model should be based on capacity that is legally and technically achievable, not merely physically possible.

Frequently Asked Questions

1. Can an existing power plant increase its capacity in Turkey?

Potentially yes, subject to the licensing, grid, technical and other regulatory requirements applicable to the particular project.

2. Is an EMRA license amendment required?

Where the increase changes capacity or other characteristics incorporated into the generation license, the applicable license-amendment requirements must be addressed.

3. Does available land guarantee that additional capacity can be installed?

No. Land availability does not establish grid capacity or regulatory approval.

4. Is grid approval separate from generation licensing?

Grid connection and licensing issues must be analyzed separately. A capacity increase can require both regulatory and network-related approvals.

5. Can a wind farm increase capacity by replacing its turbines?

Potentially, but repowering can affect licensed capacity, coordinates, grid arrangements, environmental approvals and construction documentation.

6. Can a solar project simply install additional panels inside its existing site?

Not necessarily. The effect on installed capacity and the project’s regulatory configuration must first be assessed.

7. Does approved additional capacity immediately become operational capacity?

No. Construction, commissioning and applicable acceptance procedures must also be completed.

8. Are progress reports required after a capacity-increase amendment?

Yes, where the relevant requirements apply. EMRA confirmed in June 2026 that license holders whose licenses have been amended for installed-capacity increases must continue reporting until acceptance of the entire capacity incorporated into the license. (EPDK)

9. Should a foreign buyer pay for capacity that is still awaiting approval?

The regulatory uncertainty should normally be reflected in valuation or transaction structure. Approval can be made a closing condition, or additional consideration can be deferred until the capacity becomes legally secure.

10. What is the biggest risk when acquiring a project based on expansion potential?

Paying a purchase price based on additional megawatts before confirming that the project has the license, grid capacity, land, permits and regulatory approvals necessary to construct and operate them.

Legal Support for Power Plant Capacity Increases in Turkey

Increasing power plant capacity can create substantial additional value, but foreign investors should avoid treating expansion potential as guaranteed future revenue.

Firat Fesih Kaya Law Office assists foreign investors, renewable-energy developers and international energy companies with power plant acquisitions and capacity-increase projects in Turkey. Firat Fesih Kaya can assist with regulatory due diligence, generation-license amendments, grid and connection-risk analysis, project expansion, SPA negotiations and transaction structures involving pending capacity increases.

For an investor considering an existing project, the critical question is not simply “Can another 50 MW physically fit here?” The correct question is: “Can another 50 MW be legally licensed, connected, constructed, accepted and commercially operated?”

Phone: +90 312 434 22 22
Mobile Phone: +90 532 769 22 22
Email: info@firatfesihkaya.av.tr
Address: Mevlana Boulevard No: 221, Yildirim Tower, Balgat, Cankaya / Ankara, Turkey