RES transaction knowledge base
Guides, analyses and reports prepared by EFET Foundation, the platform's operator, and by its legal adviser HWW Hewelt Wojnowski Lindner i Wspólnicy sp.k.
National
Grid data
Report: Available grid connection capacity
An overview of available capacity, the grid connection queue and refusals based on operator publications.
Grid data
RES curtailment: PSE data
How often the grid curtails RES: redispatch, grid pressure and negative prices on hourly PSE data.
Grid data
Generating units and the capacity market
Capacity market units by code, supplier or NIP: delivery year, auction type and URE generator registers.
Regulation
URE licences: companies and installations
A company by name, NIP or town: URE licences, MIOZE installations, building permits and the capacity market.
Market
RES market radar: building permits
How many RES projects obtain a building permit: technologies, capacity, municipalities and procedure time from the GUNB register.
Regulation
Negative price settlement for ZRSA
How much energy from negative price periods you deduct in the ZRSA report: choose the support regime and enter production.
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Where to start
I am checking a location
Do you have a land parcel or a specific location? Start with the grid and land data and their sources.
I am checking a company and its documents
Compare the entity data with the project documents and organise the questions requiring clarification.
I am preparing a project for sale
Show the project stage, the available documents and the information an interested investor needs.
TransakcjeOZE guides
For investors
How much does a PV farm project cost? What makes up the price and how to check it
What makes up the price of a PV farm project: land, permits, grid connection and development stage. Statutory grid connection fees and questions to ask the seller.
For investors
RTB project price per MW: how to read an offer and compare projects
What RTB means in a listing, why the price per MW is calculated from the connection capacity, and what to check in the grid connection agreement before you compare two projects.
Regulation
RES grid connection conditions: application, advance payment, operator deadlines and refusal
Application fee, advance payment of PLN 60/kW, security, operator deadlines, one-year validity of the conditions and a dispute before the President of URE after refusal.
For landowners
Local zoning plan, general plan and WZ decision: what determines a parcel for RES
When a PV farm requires a local zoning plan, what the general plan changed after 31 August 2026 and what to check about a parcel before a lease agreement.
For sellers
A PV project without storage loses ground with energy buyers, with storage it gains
Data on PPA listings in Europe and negative prices in Poland. What buyers check in a project with storage.
For sellers
How to sell a PV project: process and checklist
Preparing a teaser, documentation and discussions with an investor.
For investors
RES project data room before due diligence
Document scope and register of issues requiring clarification.
Grid data
How to read available capacity and the connection queue
Operator, reference date, capacity type and limitations of the result.
For investors
How to check a RES company by tax ID: the order of verification
Check a RES company by tax ID: compare concessions, MIOZE entries, the capacity market, KRS and VAT. See how to read dates, data gaps and the scope of full access.
Grid data
How to read the capacity obligation of a capacity market unit
Read the unit code, delivery year and the MW capacity obligation from an auction result. Learn the difference between the free scope and the history in full access.
For landowners
How to check a parcel for a PV farm, wind or storage: a checklist
Check a parcel for a PV farm, wind or storage: the local zoning plan, the soil class, available capacity
Regulation
URE licences at a glance: thresholds, procedure and the licence promise
When generation and energy storage require a licence from the President of URE, what the application contains
For investors
Legal due diligence of a RES project: the scope of the review
The scope of legal due diligence of a RES project: land, planning, the environment, grid connection, licences
For sellers
NDA in a RES transaction: clauses and the consequences of a breach
A confidentiality agreement when selling a RES project: the scope of information, the protection period
For landowners
Leasing or selling land for RES: what to compare
A comparison of leasing and selling land for RES: the term of the agreement, the rent, tax settlement and the clauses
Basics
RES abbreviations glossary: from WZ and GPZ to SPA and REMIT
Abbreviations from RES transactions: installations and the grid, the administrative process, transaction documents
Author and editorial standards
EFET Foundation, content author
Responsibility for content, sources used and the corrections procedure.