Last updated: 5 October 2026
Grants and Funding for Solar Energy and Energy Storage Projects
Twelve open, soon-to-be-launched, and region-specific measures for businesses, agriculture, and the public sector—along with financing solutions if the grant is not a good fit. Altmer Energy will assess your project’s eligibility and prepare the technical background information needed for the application.
Who is it for?
For Businesses
4
For the Public Sector
3
Region-Based and Infrastructure
2
Financing Solutions
3
Grants and Financing Options
Grant schemes are intended for specific target groups, and their conditions change regularly. Select a category or browse all options.
All (12)
Open (4)
Opening soon (2)
Region-based (2)
Infrastructure (1)
Funding (3)
PRIA Renewable Energy Support for the Fish Processing Industry
Open
Small and medium-sized enterprises involved in the processing of fishery and aquaculture products, as well as recognised producer organisations, can apply for support for the adoption of renewable energy.
Grant Amountup to 50%
Maximum subsidyup to €1,000,000
Acceptance of Applicationsuntil the budget is exhausted, but no later than 31 December 2027
Read more
Support is available for the design, purchase and installation of renewable energy generation equipment and energy storage systems.
Important: The maximum grant awarded to a business or producer organisation may be less than €1,000,000, as the applicant’s equity and previous sales revenue are also taken into account when calculating the upper limit.
RTK Grant to Improve Energy Efficiency in Large Municipal Buildings
Open
The grant is intended for local governments and public sector organisations under their control to improve the energy efficiency of large existing buildings.
Grant Amount50–70% of eligible costs
Maximum subsidy€4,200,000–5,880,000 per project
Acceptance of Applications30 March 2026 – 4 January 2027, until 16:00
Read more
The installation of solar panels and energy storage systems is eligible for support as part of a comprehensive building energy efficiency project. This is not a standalone subsidy for solar panels.
The building must meet the measure’s requirements regarding floor area, use, and energy efficiency, and energy consumption must be reduced as a result of the project.
Improving the Energy Efficiency of Central Government Buildings
Open
The grant is intended to improve the energy efficiency of buildings used by the central government. Applicants may be legal entities under the controlling influence of the central government that own the buildings, or, in the case of state-owned buildings, the administrator of state property.
Round Budget27 000 000 €
Maximum subsidyup to 1,200 € per square meter
Acceptance of Applications3 August – 18 November 2026, until 16:00
Read more
Under this measure, eligible costs include, among other things, the costs of renewable energy generation equipment and its installation, as well as the costs associated with energy storage.
PV and energy storage must be part of a project aimed at improving a building’s energy efficiency. Applications that meet the requirements will be evaluated and ranked based on the evaluation criteria.
Support for Enhancing Local Government Crisis Preparedness 2026
Open
The grant is intended for local government units to enhance operational continuity at evacuation sites, emergency response centers, and daycare centers during a crisis.
Grant Amount100%
Maximum Amount of Supportup to €10,000 per recipient
Acceptance of ApplicationsUntil 31 December 2026 or until the budget is exhausted
Read more
Support is available for purchasing a portable or stationary generator; installing an emergency power supply to connect the generator to the electrical installation; and related construction, renovation and design work. The purchase of a portable battery power station with a capacity of at least 4 kWh is also eligible.
Important: This is an emergency power and crisis preparedness scheme, not a solar panel grant.
RTK Support for Improving the Energy Efficiency of Local Government Buildings 2026
Opening soon
he support is intended for local government units and related entities to improve the energy efficiency of public sector buildings. Its aim is to reduce buildings’ energy consumption, greenhouse gas emissions and operating costs, and to increase the use of renewable energy.
Grant Amount
Maximum subsidy
Acceptance of ApplicationsOpens in October 2026
Read more
PRIA Investment Support for Increasing the Productivity of Pig Producers
Opening soon
The grant is intended for eligible pig producers making investments to increase the number of places for pigs, improve animal welfare, and strengthen their business’s security of supply and self-sufficiency.
Grant Amount15–65%
Maximum subsidyGenerally up to €2,500,000 per applicant
Acceptance of Applications4–25 November 2026
Read more
As part of an investment to increase the number of places for pigs and improve their welfare, applicants may also invest in renewable energy production for their own use. Funding cannot be requested solely for renewable energy production.
Renewable energy generation capacity must not exceed the grant recipient’s annual consumption. Surplus electricity may be sold to the grid temporarily, provided that the amount sold in a year does not exceed the grant recipient’s maximum annual electricity consumption.
Important: The minimum grant per application is €750,000. The maximum grant is generally €2.5 million per applicant. If the investment includes construction of a new, complete livestock building for housing sows, the grant may reach €6.5 million.
EMKVF Project Grant in Fisheries Areas
Region-based
Businesses operating in fisheries areas and other applicants who meet the conditions may be eligible for a project grant to introduce renewable energy.
Maximum subsidyusually up to €400,000 during the program period
Allocation and Application Roundsdepend on the specific fishing area
Read more
Eligible costs may include the design, purchase and installation of renewable energy generation equipment and energy storage systems.
The exact conditions, grant rate and application period must be checked with the local action group for the relevant fisheries area.
LEADER Project Grant 2023–2027
Region-based
Businesses operating in the area of a local action group and other applicants who meet the scheme’s conditions may be eligible for a LEADER project grant for investments, including the installation of solar panels and energy storage solutions necessary for a building to function.
Grant Amount for the Businessup to 60%
Maximum subsidyup to €200,000 per application
Application Deadlinesdepend on the local action group
Read more
The minimum grant rate is 15 percent. A local action group may reduce the grant rate and the maximum grant amount.
PRIA’s 2026 LEADER e-PRIA guide lists the purchase and installation of solar panels and energy storage solutions necessary for a building to function as examples of eligible construction activities. Eligibility of a specific project nevertheless depends on the local action group’s strategy and the scheme’s conditions.
Grant for Upgrading the Ida-Viru Electricity Network
Infrastructure
This grant is intended for a distribution network operator providing network services in Ida-Viru County. The scheme aims to develop the electricity network and infrastructure to create new opportunities for business and industrial areas.
The highest level of support9 000 000 €
Budget for the measure€9,000,000 in total
Acceptance of Applications21 April – 16 November 2026, until 16:00
Read more
Support is available for the construction of a distribution network in Ida-Viru County, the construction of infrastructure covered by the development plan, and the reconstruction of an existing connection point from the main grid to the boundary of the industrial area.
Important: This is not a direct subsidy for solar panels or energy storage systems intended for businesses. Only distribution system operators that meet the requirements are eligible to apply.
LHV Sustainable Development Loan
Funding
An LHV sustainable development loan can be used to finance, among other things, the construction of renewable energy generation and energy storage facilities, as well as improvements to a company’s energy efficiency.
Interest1.49% + 6-month Euribor
Loan Amountstarting at 25,000 €
Self-financingat least 30% of the loan amount
Read more
Under LHV’s terms and conditions, the down payment may be replaced with additional collateral. The final terms of the loan depend on the company’s financial indicators, collateral, and the bank’s credit decision.
MES Funding for Agriculture and Rural Businesses (CAP 2023–2027)
Funding
Target audience: farmers, processors of agricultural products, the food industry, cooperatives, and rural businesses. The funding instrument supports investments in the production and processing of agricultural products, the food industry, cooperative activities, and rural entrepreneurship.
Base rate effective July 1, 20262.71% + individual margin
Read more
The individual margin depends on the company's credit rating and the collateral provided. The base rate is set as of the date the loan agreement is signed.
Important: The CAP SK funding instrument is a separate program and is not the same as the EMKVF funding instrument. The CAP SK is primarily aimed at investments in agriculture, the food industry, cooperative activities, and entrepreneurship in rural areas.
A loan from the CAP SK financing instrument cannot be used to pre-finance a grant. If the loan is used in conjunction with a grant, the MES conditions regarding financing and the cumulation of grants must be followed.
MES Financing for the Fisheries and Aquaculture Sector (EMKVF 2021–2027)
Funding
Intended for: producers of aquaculture products and processors of fishery and aquaculture products. A separate sector-specific financing solution for cases where a sustainable investment cannot secure sufficient funding from the market.
Loan Amountup to €1,000,000
Method of Financingjoint loan with a bank; the bank's share is at least 30%
Loan Termup to 7 years (≤€200,000), up to 15 years for larger loans
Read more
The investment loan for aquaculture producers is intended for investments in fixed assets related to sustainable aquaculture. The investment loan for processors is intended for micro, small, and medium-sized enterprises, as well as producer organizations, in the field of processing fish and aquaculture products.
Working capital related to the investment may constitute up to 30% of the total loan amount. The interest rate is determined in accordance with the European Commission’s methodology for reference and discount rates, taking into account the credit rating and collateral.
Important: The EMKVF funding instrument is not the same as the CAP SK funding instrument. The EMKVF is specifically aimed at the fisheries and aquaculture sectors.
A loan from the EMKVF financing instrument may not be used to pre-finance a grant, and a grant may not be used to repay the loan.
PRIA Renewable Energy Subsidy for the Fishing Industry
Open
SMEs involved in the processing of fishery and aquaculture products, as well as recognized producer organizations, may apply for grants to adopt renewable energy
Grant Amountup to 50%
Maximum subsidyup to €1,000,000
Acceptance of Applicationsuntil the budget is exhausted, no later than December 31, 2027
Read more
Support is available for the design, purchase, and installation of renewable energy generation equipment and energy storage systems.
Important: The maximum amount of support granted to an entrepreneur or producer organization may be less than €1,000,000, as the applicant’s equity and previous sales revenue are also taken into account when calculating the upper limit.
RTK Grant to Improve Energy Efficiency in Large Municipal Buildings
Open
The grant is intended for local government units and public sector organizations under their control to carry out energy-efficient renovations of large existing buildings.
Grant Amount50–70% of eligible costs
Maximum subsidy€4,200,000–5,880,000 per project
Acceptance of ApplicationsMarch 30, 2026–January 4, 2027, 4:00 p.m.
Read more
The installation of solar panels and energy storage systems is eligible for support as part of a comprehensive building energy efficiency project. This is not a standalone subsidy for solar panels.
The building must meet the measure’s requirements regarding floor area, use, and energy efficiency, and energy consumption must be reduced as a result of the project.
Improving the Energy Efficiency of Central Government Buildings
Open
The grant is intended to improve the energy efficiency of buildings used by the central government. Applicants may be legal entities under the controlling influence of the central government that own the buildings, or, in the case of state-owned buildings, the administrator of state property.
Round Budget27 000 000 €
Maximum subsidyup to 1,200 € per square meter
Acceptance of ApplicationsAugust 3–November 18, 2026, at 4:00 p.m.
Read more
Under this measure, eligible costs include, among other things, the costs of renewable energy generation equipment and its installation, as well as the costs associated with energy storage.
PV and energy storage must be part of a project aimed at improving a building’s energy efficiency. Applications that meet the requirements will be evaluated and ranked based on the evaluation criteria.
Support for Enhancing Local Government Crisis Preparedness 2026
Open
The grant is intended for local government units to enhance operational continuity at evacuation sites, emergency response centers, and daycare centers during a crisis.
Grant Amount100%
Maximum Amount of Supportup to €10,000 per recipient
Acceptance of Applicationsuntil December 31, 2026, or until the budget is exhausted
Read more
Support is provided for the purchase of a portable or stationary generator, the installation of an emergency power supply to connect the generator to the electrical system, and related construction, renovation, and design work. Support is also provided for the purchase of a portable battery station with a capacity of at least 4 kWh.
Important: This is not a subsidy for solar panels, but a measure for backup power and emergency preparedness.
RIA Investment Grant for Increasing Pig Producers’ Productivity 2026
Opening Soon
The grant is intended for eligible pig producers making investments to increase the number of places for pigs, improve animal welfare, and strengthen their business’s security of supply and self-sufficiency.
Grant amount 15–65%
Maximum subsidyGenerally up to €2,500,000 per applicant
Application period4–25 November 2026
Read more
As part of an investment to increase the number of places for pigs and improve their welfare, applicants may also invest in renewable energy production for their own use. Funding cannot be requested solely for renewable energy production.
Renewable energy generation capacity must not exceed the grant recipient’s annual consumption. Surplus electricity may be sold to the grid temporarily, provided that the amount sold in a year does not exceed the grant recipient’s maximum annual electricity consumption.
Important: The minimum grant per application is €750,000. The maximum grant is generally €2.5 million per applicant. If the investment includes construction of a new, complete livestock building for housing sows, the grant may reach €6.5 million.
RTK Support for Improving the Energy Efficiency of Local Government Buildings
Opening Soon
The support is intended for local government units and related entities to improve the energy efficiency of public sector buildings. The aim of the support is to reduce buildings’ energy consumption, greenhouse gas emissions and operating costs, and to increase the use of renewable energy.
Grant amount
Maximum subsidy
Application periodOpens in October 2026
Read more
As part of an investment to increase the number of places for pigs and improve their welfare, applicants may also invest in renewable energy production for their own use. Funding cannot be requested solely for renewable energy production.
Renewable energy generation capacity must not exceed the grant recipient’s annual consumption. Surplus electricity may be sold to the grid temporarily, provided that the amount sold in a year does not exceed the grant recipient’s maximum annual electricity consumption.
Important: The minimum grant per application is €750,000. The maximum grant is generally €2.5 million per applicant. If the investment includes construction of a new, complete livestock building for housing sows, the grant may reach €6.5 million.
EMKVF Project Funding in Fishing Regions
Region-based
Businesses operating in fishing regions and other eligible applicants may be able to receive project grants for the adoption of renewable energy.
Maximum subsidyusually up to €400,000 during the program period
Allocation and Application Roundsdepend on the specific fishing region
Read more
Eligible costs may include the design, purchase, and installation of renewable energy generation equipment and energy storage systems.
The specific terms and conditions, the grant amount, and the application period must be verified with the action group for the relevant local fisheries area.
LEADER Project Funding 2023–2027
Region-based
Businesses operating in the local action group’s region and other applicants who meet the program’s eligibility criteria may be eligible to receive LEADER project funding for investments, including the installation of solar panels and energy storage solutions necessary for the operation of a building.
Grant Amount for the Businessup to 60%
Maximum subsidyup to €200,000 per application
Application Deadlinesdepend on the local action group
Read more
Minimaalne toetuse määr on 15%. Kohalik tegevusrühm võib toetuse määra ja maksimaalset toetussummat vähendada.The minimum grant rate is 15 percent. A local action group may reduce the grant rate and the maximum grant amount.
The PRIA’s 2026 LEADER e-PRIA guidelines list the purchase and installation of solar panels, as well as energy storage solutions necessary for the operation of a building, as examples of eligible construction activities. However, the eligibility of a specific project depends on the local action group’s strategy and the terms of the measure.PRIA 2026. aasta LEADERi e-PRIA juhendis on toetatavate ehitustegevuste näidetena toodud päikesepaneelide ostmine ja paigaldamine ning ehitise toimimiseks vajalikud energiasalvestuslahendused. Konkreetse projekti abikõlblikkus sõltub siiski kohaliku tegevusrühma strateegiast ja meetme tingimustest.
Support for the Modernization of the Ida-Viru Power Grid
Infrastructure
The grant is intended for distribution network operators providing network services in Ida-Viru County. The goal of the measure is to develop the electricity grid and infrastructure in order to create new opportunities for the development of business and industrial areas.
The highest level of support9 000 000 €
Budget for the measure€9,000,000 in total
Acceptance of ApplicationsApril 21–November 16, 2026, at 4:00 p.m.
Read more
Support is available for the construction of a distribution network in Ida-Viru County, the construction of infrastructure covered by the development plan, and the reconstruction of an existing connection point from the main grid to the boundary of the industrial area.
Important: This is not a direct subsidy for solar panels or energy storage systems intended for businesses. Only distribution system operators that meet the requirements are eligible to apply.
LHV Sustainable Development Loan
Funding
An LHV sustainable development loan can be used to finance, among other things, the construction of renewable energy generation and energy storage facilities, as well as improvements to a company’s energy efficiency.
Interest1.49% + 6-month Euribor
Loan Amountstarting at 25,000 €
Self-financingat least 30% of the loan amount
Read more
Under LHV’s terms and conditions, the down payment may be replaced with additional collateral. The final terms of the loan depend on the company’s financial indicators, collateral, and the bank’s credit decision.
MES Funding for Agriculture and Rural Businesses (CAP 2023–2027)
Funding
Target audience: farmers, processors of agricultural products, the food industry, cooperatives, and rural businesses. The funding instrument supports investments in the production and processing of agricultural products, the food industry, cooperative activities, and rural entrepreneurship.
Base rate effective July 1, 20262.71% + individual margin
Read more
The individual margin depends on the company's credit rating and the collateral provided. The base rate is set as of the date the loan agreement is signed.
Important: The CAP SK funding instrument is a separate program and is not the same as the EMKVF funding instrument. The CAP SK is primarily aimed at investments in agriculture, the food industry, cooperative activities, and entrepreneurship in rural areas.
A loan from the CAP SK financing instrument cannot be used to pre-finance a grant. If the loan is used in conjunction with a grant, the MES conditions regarding financing and the cumulation of grants must be followed.
MES Funding for the Fisheries and Aquaculture Sector (EMKVF 2021–2027)
Funding
Intended for: producers of aquaculture products and processors of fishery and aquaculture products. A separate sector-specific financing solution for cases where a sustainable investment cannot secure sufficient funding from the market.
Loan Amountup to €1,000,000
Method of FinancingJoint loan with a bank; the bank's share is at least 30%
Loan Termup to 7 years (≤€200,000), up to 15 years for larger loans
Read more
The investment loan for aquaculture producers is intended for investments in fixed assets related to sustainable aquaculture. The investment loan for processors is intended for micro, small, and medium-sized enterprises, as well as producer organizations, in the field of processing fish and aquaculture products.
Working capital related to the investment may constitute up to 30% of the total loan amount. The interest rate is determined in accordance with the European Commission’s methodology for reference and discount rates, taking into account the credit rating and collateral.
Important: The EMKVF funding instrument is not the same as the CAP SK funding instrument. The EMKVF is specifically aimed at the fisheries and aquaculture sectors.
A loan from the EMKVF financing instrument may not be used to pre-finance a grant, and a grant may not be used to repay the loan.
Altmer Energy by the Numbers
We build solar power plants and energy storage solutions of all sizes
13+ MW
Solar Power Plants Built
Total capacity of completed solar power plants.
9,5 MW
Installed energy storage systems
Total capacity of installed energy storage systems.
4,5 MW
Planning for Energy Storage
The total capacity of the planned energy storage systems.
Find out if your project is eligible for funding
Please send us a brief description of the property and its usage—we will let you know which measures are realistic for you and what the application requires.
assess the project's initial suitability
Develop a technical solution for a solar power plant and energy storage system
prepare a price quote and technical specifications
prepare the documentation required for the application
Important: The terms and conditions, budgets, and application deadlines for support measures are subject to change. Before making an investment or beginning work, you should always check the current official terms and conditions for the specific measure.
Fact-checking: Official sources from PRIA, RTK, EIS, LHV, and MES. Verified on 5 October 2026
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