diff --git a/core/src/main/resources/application.properties b/core/src/main/resources/application.properties
index 8b137891791fe96927ad78e64b0aad7bded08bdc..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 100644
--- a/core/src/main/resources/application.properties
+++ b/core/src/main/resources/application.properties
@@ -1 +0,0 @@
-
diff --git a/microservice4/src/main/java/cz/muni/fi/pa165/microservice4/App.java b/microservice4/src/main/java/cz/muni/fi/pa165/microservice4/App.java
index fbce892417a8ebbcb38d678e5f40dc3329970703..779fece81ad55b5928693cfb189a776e54fe3658 100644
--- a/microservice4/src/main/java/cz/muni/fi/pa165/microservice4/App.java
+++ b/microservice4/src/main/java/cz/muni/fi/pa165/microservice4/App.java
@@ -5,8 +5,7 @@ import org.springframework.boot.autoconfigure.SpringBootApplication;
 
 @SpringBootApplication
 public class App {
-
-  public static void main(String[] args) {
-    SpringApplication.run(App.class, args);
-  }
+	public static void main(String[] args) {
+		SpringApplication.run(App.class, args);
+	}
 }
diff --git a/microservice4/src/main/java/cz/muni/fi/pa165/microservice4/electricityprices/ElectricityPriceController.java b/microservice4/src/main/java/cz/muni/fi/pa165/microservice4/electricityprices/ElectricityPriceController.java
new file mode 100644
index 0000000000000000000000000000000000000000..c0bfe939e137351673e98a790a6a75a8db7d940e
--- /dev/null
+++ b/microservice4/src/main/java/cz/muni/fi/pa165/microservice4/electricityprices/ElectricityPriceController.java
@@ -0,0 +1,27 @@
+package cz.muni.fi.pa165.microservice4.electricityprices;
+
+import jakarta.servlet.http.HttpServletRequest;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.MediaType;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
+
+@RestController
+@RequestMapping(value = "/api/v1/electricity", produces = MediaType.APPLICATION_JSON_VALUE)
+public class ElectricityPriceController {
+    private final ElectricityPriceService electricityPriceService;
+    @Autowired
+    public ElectricityPriceController(ElectricityPriceService electricityPriceService) {
+        this.electricityPriceService = electricityPriceService;
+    }
+
+    @GetMapping(path = "/electricityprices")
+    public List<ElectricityPriceDTO> getAllElectricityPrice() {
+        return electricityPriceService.getAllElectricityPrice().stream().map(ElectricityPriceDTO::toElectricityPriceDTO).toList();
+    }
+    @PostMapping(path = "/electricityprices")
+    public void setElectricityPrice(@RequestBody ElectricityPriceSetRequest req) {
+        //TODO
+    }
+}
diff --git a/microservice4/src/main/java/cz/muni/fi/pa165/microservice4/electricityprices/ElectricityPriceDTO.java b/microservice4/src/main/java/cz/muni/fi/pa165/microservice4/electricityprices/ElectricityPriceDTO.java
new file mode 100644
index 0000000000000000000000000000000000000000..4b17135eeb6c8a1e84db057c94fa5bbd35065f6d
--- /dev/null
+++ b/microservice4/src/main/java/cz/muni/fi/pa165/microservice4/electricityprices/ElectricityPriceDTO.java
@@ -0,0 +1,11 @@
+package cz.muni.fi.pa165.microservice4.electricityprices;
+
+//DTO
+public record ElectricityPriceDTO(String id, String companyId, double priceHighTariff, double priceLowTariff) {
+public static ElectricityPriceDTO toElectricityPriceDTO(StoredElectricityPrice storedElectricityPrice) {
+    return new ElectricityPriceDTO(storedElectricityPrice.id(),
+            storedElectricityPrice.companyId(),
+            storedElectricityPrice.priceHighTariff(),
+            storedElectricityPrice.priceLowTariff());
+}
+}
diff --git a/microservice4/src/main/java/cz/muni/fi/pa165/microservice4/electricityprices/ElectricityPriceService.java b/microservice4/src/main/java/cz/muni/fi/pa165/microservice4/electricityprices/ElectricityPriceService.java
new file mode 100644
index 0000000000000000000000000000000000000000..71c00d6d2ed509a4c329399b5504d76aba13a8a8
--- /dev/null
+++ b/microservice4/src/main/java/cz/muni/fi/pa165/microservice4/electricityprices/ElectricityPriceService.java
@@ -0,0 +1,13 @@
+package cz.muni.fi.pa165.microservice4.electricityprices;
+
+import java.util.List;
+
+public interface ElectricityPriceService {
+    public void setElectricityPrice(String companyId,
+                                    double priceHighTariff,
+                                    double priceLowTariff);
+
+    public double getElectricityPrice(String companyId); //dependent on time - low or high tariff
+
+    public List<StoredElectricityPrice> getAllElectricityPrice();
+}
diff --git a/microservice4/src/main/java/cz/muni/fi/pa165/microservice4/electricityprices/ElectricityPriceServiceImpl.java b/microservice4/src/main/java/cz/muni/fi/pa165/microservice4/electricityprices/ElectricityPriceServiceImpl.java
new file mode 100644
index 0000000000000000000000000000000000000000..372e3cb17947e4c40a212babe8a7fb60f36c348e
--- /dev/null
+++ b/microservice4/src/main/java/cz/muni/fi/pa165/microservice4/electricityprices/ElectricityPriceServiceImpl.java
@@ -0,0 +1,45 @@
+package cz.muni.fi.pa165.microservice4.electricityprices;
+
+import jakarta.annotation.PostConstruct;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+import java.util.UUID;
+import java.util.concurrent.CopyOnWriteArrayList;
+
+@Service
+public class ElectricityPriceServiceImpl implements ElectricityPriceService {
+    //to be stored in database in the future
+    private final List<StoredElectricityPrice> list = new CopyOnWriteArrayList<>();
+    @PostConstruct
+    public void init() {
+        list.add(new StoredElectricityPrice("1", "1", 300.0, 200.0));
+    }
+    @Override
+    public void setElectricityPrice(String companyId,
+                                    double priceHighTariff,
+                                    double priceLowTariff) {
+                list.add(new StoredElectricityPrice(UUID.randomUUID().toString(), companyId, priceHighTariff, priceLowTariff));
+
+    }
+    /*
+    public void setElectricityPrice(ElectricityPriceRegistrationRequest electricityPriceRegistrationRequest) {
+        ElectricityPrice electricityPrice = ElectricityPrice
+                    .builder()
+                    .id(electricityPriceRegistrationRequest.companyId())
+                    .priceHighTariff(electricityPriceRegistrationRequest.priceHighTariff())
+                    .priceLowTariff(electricityPriceRegistrationRequest.priceLowTariff())
+                    .build();
+    }*/
+
+    @Override
+    public double getElectricityPrice(String companyId) {
+        return 0;
+    }
+
+    @Override
+    public List<StoredElectricityPrice> getAllElectricityPrice() {
+        return list;
+    }
+
+}
diff --git a/microservice4/src/main/java/cz/muni/fi/pa165/microservice4/electricityprices/ElectricityPriceSetRequest.java b/microservice4/src/main/java/cz/muni/fi/pa165/microservice4/electricityprices/ElectricityPriceSetRequest.java
new file mode 100644
index 0000000000000000000000000000000000000000..39466e325dee115e43db01de29ad24434bb36a2b
--- /dev/null
+++ b/microservice4/src/main/java/cz/muni/fi/pa165/microservice4/electricityprices/ElectricityPriceSetRequest.java
@@ -0,0 +1,9 @@
+package cz.muni.fi.pa165.microservice4.electricityprices;
+
+//TODO
+public class ElectricityPriceSetRequest {
+    private String id;
+    private String companyId;
+    private double priceHighTariff;
+    private double priceLowTariff;
+}
diff --git a/microservice4/src/main/java/cz/muni/fi/pa165/microservice4/electricityprices/StoredElectricityPrice.java b/microservice4/src/main/java/cz/muni/fi/pa165/microservice4/electricityprices/StoredElectricityPrice.java
new file mode 100644
index 0000000000000000000000000000000000000000..adfb9140fa66193b0deb02a5846ed25a1958394e
--- /dev/null
+++ b/microservice4/src/main/java/cz/muni/fi/pa165/microservice4/electricityprices/StoredElectricityPrice.java
@@ -0,0 +1,13 @@
+package cz.muni.fi.pa165.microservice4.electricityprices;
+
+import lombok.Builder;
+
+@Builder
+public record StoredElectricityPrice(
+        String id,
+        String companyId,
+        double priceHighTariff,
+        double priceLowTariff
+) {
+
+}
diff --git a/microservice4/src/main/resources/application.yml b/microservice4/src/main/resources/application.yml
new file mode 100644
index 0000000000000000000000000000000000000000..2cecc5eef5f650626c0e5cd723052a5f1ee22e73
--- /dev/null
+++ b/microservice4/src/main/resources/application.yml
@@ -0,0 +1,6 @@
+server:
+  port: 8088
+
+spring:
+  application:
+    name: electricityPriceService
\ No newline at end of file
diff --git a/microservice4/src/main/resources/banner.txt b/microservice4/src/main/resources/banner.txt
new file mode 100644
index 0000000000000000000000000000000000000000..39e3232d12bd8cef3b3f3903085337289444c6b1
--- /dev/null
+++ b/microservice4/src/main/resources/banner.txt
@@ -0,0 +1,7 @@
+
+       ,--.              ,--.         ,--.      ,--.  ,--.           ,------.        ,--.              ,---.                         ,--.
+ ,---. |  |,---.  ,---.,-'  '-.,--.--.`--' ,---.`--',-'  '-.,--. ,--.|  .--. ',--.--.`--' ,---. ,---. '   .-' ,---. ,--.--.,--.  ,--.`--' ,---. ,---.
+| .-. :|  | .-. :| .--''-.  .-'|  .--',--.| .--',--.'-.  .-' \  '  / |  '--' ||  .--',--.| .--'| .-. :`.  `-.| .-. :|  .--' \  `'  / ,--.| .--'| .-. :
+\   --.|  \   --.\ `--.  |  |  |  |   |  |\ `--.|  |  |  |    \   '  |  | --' |  |   |  |\ `--.\   --..-'    \   --.|  |     \    /  |  |\ `--.\   --.
+ `----'`--'`----' `---'  `--'  `--'   `--' `---'`--'  `--'  .-'  /   `--'     `--'   `--' `---' `----'`-----' `----'`--'      `--'   `--' `---' `----'
+                                                            `---'