Name(Required)Email(Required) Job Title(Required)Organisation(Required)A.1 What is the Authority responsibility for DSO tariff in your jurisdiction(Required) Developing methodology only Developing methodology, designing tariff structure and proposing tariff levels to Government approval (or other body) Developing methodology, designing tariff structure and deciding tariff levels jointly with other body or subject to Gov’t approval (please specify the procedure) Developing methodology jointly with other body, and define tariffs levels autonomously but with a government final approval for their application Developing methodology and then DSOs must propose tariffs scheme for regulatory approval Developing methodology, designing tariff structure and deciding tariff levels based on DSO data, without any other external approval (autonomously) Other (please specify)list all the stakeholders involved in the pricing process Please specify the procedure.Please list all the stakeholders involved in the tariff-making process:A1.1 Do regulations define the methodology for DSO developing tariff structure?(This refers to tariff structure/design only, NOT allowed revenue setting) Yes, detailed methodology specified Yes, general principles only No, DSO has discretion Under development Other (please specify) Please specifyA.2 Which principles are formally specified in regulations for DSO tariff design?(Required)(Multiple answers allowed - Select all that apply - only those explicitly in regulations) Cost recovery Cost reflectivity Affordability Simplicity Avoid cross-subsidies Transparency Environmental objectives Equity/Fairness Security of supply Energy transition support Social consideration for specified categories (please specify) Other (please specify) Please specifyPlease specifyA3. Since 2022, have new principles been added to support energy transition?(Required)(This refers to tariff structure/design only, NOT allowed revenue setting) Yes, explicitly added (specify: for instance, specific component in tariff dedicated to cover transition costs precisely identified) Yes, implicitly considered (specify: for instance, charges of transition included in the whole cost base, without being precisely identified) No changes Under consideration A3.1 Which energy transition principles have been added?(Required) Select all that apply Support for renewable energy integration Facilitate prosumer participation Enable demand flexibility/response Support electrification (EV, heat pumps) Grid modernization/digitalization Other (please specify) Please specifyPlease describe shortly the form of regulation and the principle added!A.4 How often is tariff design reviewed?(Required) Fixed period is specified by regulations (please specify how many years) Trigger-based review (please specify how trigger works) No specific requirement / Ad-hoc basis (please specify) Never Please specify how many yearsPlease specify how trigger worksPlease specifyA.5 Has your tariff design been significantly updated since 2022?(Required) Yes, major restructuring Yes, minor adjustments No, no changes Update in progress A.6 What were the main drivers for recent tariff design changes?(Required)If applicable, even relatively small changes / additions -multiple answers allowed, select all that apply Renewable energy integration Prosumer growth EV charging diffusion (public places) EV charging at home Cost recovery issues New legislative requirements (different than above) Stakeholder feedback Grid investment needs Other (please specify) Please specifyA.7 What level of transparency exists in your tariff-setting process?(Required) Full public consultation with stakeholders Limited consultation with utilities and regulators Internal regulatory process only Minimal or no transparency Describing tariff setting processPlease provide fact-based information on type of stakeholder participating in the consultations, numbers of written contribution collected, days allowed for sending written contributions, seminars and hearings with stakeholders, any particular explanation and support to customer association, etc.B.1 How many total customer categories do you have for DSO tariffs?(Required) 1-2 categories 3-4 categories 5-7 categories 8+ categories B.2 Which are the main criteria used to distinguish customer categories(Required)Please select all that apply. Voltage level Household vs business For household: resident/non resident Capacity (connection) Yearly consumption level Progressive / hourly block tariff Reliability (e.g. level of service) Metering capability 1-phase vs 3-phase Social/affordability (e.g. low income) Self-generation (prosumer) vs consumption only Other (please specify) Please specifyHousehold LV (with metering)(Required) Yes No Joint Your terminology (in English)(Required)Small Business/ non-household LV (<100÷150kW)(Required) Yes No Joint Your terminology (in English)(Required)Medium Business MV (100÷50kW - 5÷10MW)(Required) Yes No Joint Your terminology (in English)(Required)Large Industrial MV (>5÷10MW)(Required) Yes No Joint Your terminology (in English)(Required)B.4 For Household/Residential, do you distinguish between(Required)Please select all that apply. Yes, separate categories for residents vs non-residents Yes, separate categories by yearly consumption level (please specify) Yes, separate categories by connection capacity (please specify) Yes, separate categories by connection type (1-phase/3-phase) Yes, a combination of above criteria (please specify) No, all households in same category Other (please specify) Please specifyB.4 For Household/Residential, do you distinguish between(Required)Please select all that apply. Yes, separate categories for residents vs non-residents Yes, separate categories by yearly consumption level (please specify) Yes, separate categories by connection capacity (please specify) Yes, separate categories by connection type (1-phase/3-phase) Yes, a combination of above criteria (please specify) No, all households in same category Other (please specify) Please specifyPlease add comments if neededB.5 Is voltage level of connection still the substantially dominant categorization factor?(Required) Yes, primary factor (as in 2022) Yes, but other factors gaining importance (please specify) No, other factors now more important (please specify) Multiple factors equally important Please add comments if neededDescribing voltage levels(Required)How do you group Low Voltage, Medium Voltage, High Voltage for tariff purpose? Add any other consideration on voltage levels.B.6 Do you explicitly analyze cross-subsidies between customer categories?(Required) Yes, regular systematic analysis Yes, occasional analysis No, but aware they exist No, not analyzed B.7 Are there intentional subsidies in your tariff design?(Required)Please select all that apply but in consistent manner. Yes, explicit social/affordability subsidies (paid by funds that are external to tariff) Yes, implicit cross-subsidies to support certain customer groups (and other customer groups pay) Yes, explicit cross-subsidies (the “right tariff” is published so it’s clear the level of cross subsidy) No, tariffs are cost-reflective per each customer category Unclear/not assessed B.7.1 Which customer groups are subsidized?(Required)Please select all that apply. Residential customers Rural customers Low-income households Small businesses Public services (schools, hospitals) Other Please describe who pays subsidies and how.(Required)In particular in case of cross-subsidies, which are the impacted classes of customers who pay more for the subsidized customers (that pay less), and more or less the impact in respect of the “right”tariff (ie. without subsidies)Please specifyB.8 In your opinion, to what extent does your tariff design consider fairness across consumer categories?(Required) Strong emphasis on fairness and cost-reflectivity Balanced between fairness and efficiency More focused on efficiency and cost recovery Limited consideration for fairness I don’t know B.9 Overall, which mechanism is used to recover distribution costs?(Required) Uniform tariff across all customer groups Cost-reflective tariff per customer class Subsidized tariffs for certain groups Hybrid approach (partially cost-reflective + subsidies) B.10 What methodological approach is primarily used for cost-reflective tariff design?(Required) Single-part tariff (energy only) Two-part tariff (fixed + variable) Multi-part tariff (fixed, capacity, energy, ancillary charges) Other (please specify) Please specifyC.1 How is your country’s electricity distribution tariff currently structured (excluding reactive charges)?(Required) Single-part tariff (energy only) Two-part tariff (fixed + variable) Multi-part tariff (fixed, capacity, energy, ancillary charges) Other (please specify) Please specifyC.2 How is your country’s electricity distribution tariff currently structured as for reactive charges?(Required)Please select all that apply. Reactive charges are applied to consumers only at a given voltage level or above Reactive charges are applied to consumers only above a given threshold of capacity (please specify) Reactive charges are differentiated by time bands (for instance daytime and nights) Reactive charges are applied both for withdrawn and for injection of reactive energy Other relevant to be specified (for instance: zonal differentiation) (specify) Please specifyNote:*Please provide the below data in EUR, or if it is a different currency, please convert it in euro and provide the exchange rate that was usedAverage consumption in kWh/y (in case of consumption block tariff, per each block)(Required)Column 1Column 2Column 3Column 4Average peak demand in kW (in case there are tariff component in €/kW or other currency)(Required)Column 1Column 2Column 3Column 4Euro/year* collected for a customer of avg cons. through volumetric part of network tariff (if ToU assuming standard avg time profile)(Required)Column 1Column 2Column 3Column 4Euro/year* collected for a customer of avg cons. through capacity part of network tariff(Required)Column 1Column 2Column 3Column 4Euro/year* collected for a customer of avg cons. through fixed part of network tariff(Required)Column 1Column 2Column 3Column 4Total of the three above amounts must be equal to Distribution tariff network(Required)Column 1Column 2Column 3Column 4Euro/year* collected for a customer of avg cons. for Transmission tariff network(Required)Column 1Column 2Column 3Column 4Euro/year* collected for a customer of avg cons. for other cost embedded in network tariff (it can depend from country to country: eg. Balancing, ancillary service, system charges).(Required)Column 1Column 2Column 3Column 4C.3 Which tariff component is most challenging to implement effectively?(Required) Capacity charges (based on actual peak demand) (please specify how actual peak demand is measured) Capacity charges ( based on connection capacity) Energy charges (kWh consumed) Connection or access charges Ancillary or system service charges Please explain the reasons of challengesC.4 What is the main challenge in reforming distribution tariffs in your country?(Required) Political and social acceptance Technical and data limitations Ancillary or system service charges Regulatory and legal barriers C.5 How is digitalization (smart meters, data analytics) influencing tariff design?(Required) Strongly shaping dynamic tariffs (TOU, RTP) Limited influence so far Still under consideration Not relevant yet C.6 What percentage of commercial consumers (low voltage) have smart meters?(Required) No smart meter at all Less than 10% 10% - 30% 31% - 70% More than 70% 100% C.7 What percentage of household consumers have smart meters?(Required) No smart meter at all Less than 10% 10% - 30% 31% - 70% More than 70% 100% C.7a What impact did the implementation of a smart metering system have on operating costs?(Required)Please select all that apply. Reduced operating costs to a negligible extent Reduced operating costs by more than 10% Reduced operating costs by more than 20% Resulted in an increase in operating costs Resulted in impacts that are more difficult to quantify in term of cost savings, but clearly appreciable in terms of customer value, like (please select which are relevant in your case) It had no impact C.7b If resulted in impacts that are more difficult to quantify in term of cost savings, but clearly appreciable in terms of customer value, like, then please select which are relevant in your case:Please select all that apply. improved billing accuracy outage detection customer engagement other (please specify) Please specifyC.8 When were TOU tariffs introduced in your country?(Required) 1 year ago 3 years ago More than 5 years ago Not implemented yet but planning to do (please specify: explain whether you plan to implement it and in what timeframe) Not planned Please specify: explain whether you plan to implement it and in what timeframePlease explain the most important ToU structure for network tariffs(Required)Any further commentsC.9 Do generators pay any tariff component in your country (different from connection charges)?(Required)C.10 How connection charges are structured in your country (e.g. deep/shallow)?(Required)D.1 What is the current level of renewable energy penetration in your country’s power mix?(Required) Less than 10% 10–30% 30–50% Above 50% Please consider adding a note on trends over the last 5 years to show growth rate and direction of renewable integrationD.2 What are the main drivers of energy transition policies in your country?(Required)Please select all that apply. Climate change commitments Energy security and diversification Economic competitiveness Regional/global alignment D.3 Which renewable technologies are prioritized in your energy transition strategy?(Required)Please select all that apply. Solar PV Wind (onshore/offshore) Hydropower Biomass Geothermal Green hydrogen Other (please specify) Please specifyD.4 What are the biggest challenges to integrating renewables into your grid?(Required)Please select all that apply. Intermittency and variability Lack of grid flexibility and storage Policy/regulatory uncertainty Public acceptance or land use issues financial/investment constraints” Other (please specify) Please specifyD.5 How is your country addressing system flexibility for renewable integration?(Required)Please select all that apply. Investment in grid-scale storage Flexible gas generation/back-up plants Demand-side management and smart grids Other (please specify) No major measures yet Please specifyD.6 To what extent are consumers engaged in the energy transition?(Required)Please select all that apply. Strong participation (e.g., rooftop solar, demand response) Moderate engagement in specific programs Limited engagement Minimal or no engagement D.7 How is digitalization supporting the transition?(Required) Strongly enabling smart grids and flexibility Partially implemented (e.g., smart meters only) Limited role so far Please specifyD.8 What regulatory model does your country use for self-consumption?(Required)Please select all that apply. net metering (i.e. kWh of injection flow in the grid and kWh of withdrawal flaw from the grid are compensated each other at the end of the month or the year) net billing (i.e ordinary network tariff is applied to kWh of withdrawal flaw from the grid, plus capacity and fixed component; and revenues coming from kWh of injection flow in the grid are deducted) Self-consumption discount for part of the network tariff, reflecting benefits for the distribution network (please explain) Other or hybrid system (please specify) Please explain.Please specifyD.8a What percentage of your country's total electricity generated by distributed solar energy falls under a net metering scheme? Less than 10% 10% - 25% 26% - 50% More than 50% D.8b What percentage of your country's total electricity generated by distributed solar energy falls under a net billing scheme? Less than 10% 10% - 25% 26% - 50% More than 50% D.9 What price or tariff is used to purchase electricity from self-consumers?(Required) Feed-in tariff (please specify: established by the Regulator, by the Gov., other) Wholesale electricity price (please specify: day ahead market, other) Index of electricity price for PVs (please specify who calculates this index) Avoided grid costs for electricity (please specify: DSO calculates this price, other) Retail electricity price (please specify: regulated price, every supplier has its own, other) Other (please specify) No value available / I don’t know Please specifyD.10 Is there and what is the installed capacity limit for self-consumers?(Required) 4% of the distribution network's peak load. 8% 14% More than 14% There is no limit D.11 Is there any kind of collective self-consumption scheme (for instance Energy Communities)?(Required) Yes but without any network tariff discount Yes, with network tariff discount (please describe) No, but planning to introduce No Please specifyD.12 Is separate meter requested mandatorily for the EV private charging?(Required) No, it is not required. Yes, the separate meters are necessary by legal rules. Yes, but it depends on the charger's capacity (please specify). Yes, but it depends on the network operator (please specify). Please specifyD.12a Does your country have a special network tariff for private electric vehicle (EV) charging?(Required) Yes, a special, reduced network tariff exists. Yes, a time-of-use (ToU) separate network tariff is used. No, the standard network tariff applies to EV charging (equal to network tariff applied to the rest of the house). The network tariff is determined by a private operator and can be different from the network tariff applied to the rest of the house. D.13 Does any tariff incentive exist to encourage off-peak EV charging or integration with solar PV systems(Required) Yes (open box: please describe) No Please describe(Required)D.14 What is the total installed capacity of energy storage systems (small scale: LV and MV connected) in your country?(Required) Less than 100 MW 100 MW - 500 MW 501 MW - 1 GW More than 1 GW I do not know D. 15 What is the total installed capacity of energy storage systems (large scale: over 10 MW, typically HV connected) in your country?(Required) Less than 100 MW 100 MW - 500 MW 501 MW - 1 GW More than 1 GW I do not know D.16 Who owns large-scale energy storage projects (over 10 MW) in your country?(Required)Please select all that apply. TSO DSO Private Sector State Other (specify) I do not know Please specifyD.17 Is there a regulation to avoid “double charging” of network tariff for energy that is first charged in the storage (withdrawn from the network) and then discharged (injected into the grid)?(Required) Yes (specify from when) Not yet but planned (specify when expected to enter into force) No Never heard about this problem Please specify Share
