diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7f16f37a3..fc76df9e8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -18,6 +18,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Attribute `pThermalRated` for `ThermalStorage`s [#679](https://github.com/ie3-institute/PowerSystemDataModel/issues/679) 
 - Attributes `housingType` and `numberInhabitants` for `ThermalHouse`s [#1253](https://github.com/ie3-institute/PowerSystemDataModel/issues/1253)
 - Added domestic hot water storage model [#1257](https://github.com/ie3-institute/PowerSystemDataModel/issues/1257)
+- Validation for BDEW load profile values [#1243](https://github.com/ie3-institute/PowerSystemDataModel/issues/1243)
 
 ### Fixed
 - Removing opened `SwitchInput` during connectivity check [#1221](https://github.com/ie3-institute/PowerSystemDataModel/issues/1221)
diff --git a/src/main/resources/load/lpts_g5.csv b/src/main/resources/load/lpts_g5.csv
index 5cdfc79bf..49b9d5cde 100644
--- a/src/main/resources/load/lpts_g5.csv
+++ b/src/main/resources/load/lpts_g5.csv
@@ -38,7 +38,7 @@ SuSa,SuSu,SuWd,TrSa,TrSu,TrWd,WiSa,WiSu,WiWd,quarterHour
 146.4,55.4,208.1,151.7,51.6,211.3,159.5,54.6,230.0,36
 137.7,55.7,205.8,145.9,53.5,210.5,155.5,55.4,228.1,37
 131.7,56.7,202.6,142.2,55.8,209.1,153.4,56.7,225.4,38
-128.0,58.4,198.5,13.09,58.4,206.5,151.1,58.4,221.7,39
+128.0,58.4,198.5,139.0,58.4,206.5,151.1,58.4,221.7,39
 126.0,61.2,193.4,135.1,61.1,202.2,147.0,60.4,216.4,40
 125.3,64.5,187.8,130.6,63.7,196.5,141.5,62.5,210.2,41
 125.2,68.1,182.3,126.0,66.2,190.3,135.6,64.6,203.7,42
diff --git a/src/test/groovy/edu/ie3/resources/load/BdewLoadProfileTest.groovy b/src/test/groovy/edu/ie3/resources/load/BdewLoadProfileTest.groovy
new file mode 100644
index 000000000..fdbffc4d3
--- /dev/null
+++ b/src/test/groovy/edu/ie3/resources/load/BdewLoadProfileTest.groovy
@@ -0,0 +1,349 @@
+/*
+ * © 2025. TU Dortmund University,
+ * Institute of Energy Systems, Energy Efficiency and Energy Economics,
+ * Research group Distribution grid planning and operation
+ */
+package edu.ie3.resources.load
+
+import edu.ie3.datamodel.io.factory.timeseries.BdewLoadProfileFactory
+import edu.ie3.datamodel.io.factory.timeseries.LoadProfileData
+import edu.ie3.datamodel.io.naming.FileNamingStrategy
+import edu.ie3.datamodel.io.source.csv.CsvDataSource
+import edu.ie3.datamodel.models.profile.BdewStandardLoadProfile
+import edu.ie3.datamodel.models.value.load.BdewLoadValues
+import spock.lang.Shared
+import spock.lang.Specification
+
+import java.nio.file.Path
+import java.util.function.Function
+
+class BdewLoadProfileTest extends Specification {
+
+  @Shared
+  private CsvDataSource source
+
+  @Shared
+  private BdewLoadProfileFactory factory = new BdewLoadProfileFactory()
+
+  @Shared
+  private List<String> keys = ['su', 'tr', 'wi']
+
+  @Shared
+  private Map results = [:]
+
+  def setupSpec() {
+    Path resourcePath = Path.of(".", "src", "main", "resources", "load")
+    source = new CsvDataSource(",", resourcePath, new FileNamingStrategy())
+  }
+
+  def "The BDEW profile G0 should be correct"() {
+    given:
+    def data = read(BdewStandardLoadProfile.G0)
+
+    when:
+    keys.each {
+      key ->
+      results["${key}Sa"] = sumValues(data, v -> v."${key}Sa")
+      results["${key}Su"] = sumValues(data, v -> v."${key}Su")
+      results["${key}Wd"] = sumValues(data, v -> v."${key}Wd")
+    }
+
+    then:
+    results["suSa"] == 9994.0
+    results["suSu"] == 6187.2
+    results["suWd"] == 11784.4
+
+    results["trSa"] == 10434.2
+    results["trSu"] == 6293.7
+    results["trWd"] == 12239.9
+
+    results["wiSa"] == 10693.2
+    results["wiSu"] == 6227.4
+    results["wiWd"] == 12827.2
+  }
+
+  def "The BDEW profile G1 should be correct"() {
+    given:
+    def data = read(BdewStandardLoadProfile.G1)
+
+    when:
+    keys.each {
+      key ->
+      results["${key}Sa"] = sumValues(data, v -> v."${key}Sa")
+      results["${key}Su"] = sumValues(data, v -> v."${key}Su")
+      results["${key}Wd"] = sumValues(data, v -> v."${key}Wd")
+    }
+
+    then:
+    results["suSa"] == 2613.7
+    results["suSu"] == 2127.5
+    results["suWd"] == 12499.4
+
+    results["trSa"] == 3048.3
+    results["trSu"] == 1955.6
+    results["trWd"] == 14523.8
+
+    results["wiSa"] == 3294.2
+    results["wiSu"] == 2808.7
+    results["wiWd"] == 17431.7
+  }
+
+  def "The BDEW profile G2 should be correct"() {
+    given:
+    def data = read(BdewStandardLoadProfile.G2)
+
+    when:
+    keys.each {
+      key ->
+      results["${key}Sa"] = sumValues(data, v -> v."${key}Sa")
+      results["${key}Su"] = sumValues(data, v -> v."${key}Su")
+      results["${key}Wd"] = sumValues(data, v -> v."${key}Wd")
+    }
+
+    then:
+    results["suSa"] == 9221.1
+    results["suSu"] == 7924.7
+    results["suWd"] == 9954.1
+
+    results["trSa"] == 10706.3
+    results["trSu"] == 8897.2
+    results["trWd"] == 11272.5
+
+    results["wiSa"] == 12456
+    results["wiSu"] == 10596.0
+    results["wiWd"] == 12837.4
+  }
+
+  def "The BDEW profile G3 should be correct"() {
+    given:
+    def data = read(BdewStandardLoadProfile.G3)
+
+    when:
+    keys.each {
+      key ->
+      results["${key}Sa"] = sumValues(data, v -> v."${key}Sa")
+      results["${key}Su"] = sumValues(data, v -> v."${key}Su")
+      results["${key}Wd"] = sumValues(data, v -> v."${key}Wd")
+    }
+
+    then:
+    results["suSa"] == 10834.0
+    results["suSu"] == 9656.0
+    results["suWd"] == 11544.3
+
+    results["trSa"] == 10544.1
+    results["trSu"] == 9160.9
+    results["trWd"] == 10978.1
+
+    results["wiSa"] == 10645.9
+    results["wiSu"] == 9216.2
+    results["wiWd"] == 11679.7
+  }
+
+  def "The BDEW profile G4 should be correct"() {
+    given:
+    def data = read(BdewStandardLoadProfile.G4)
+
+    when:
+    keys.each {
+      key ->
+      results["${key}Sa"] = sumValues(data, v -> v."${key}Sa")
+      results["${key}Su"] = sumValues(data, v -> v."${key}Su")
+      results["${key}Wd"] = sumValues(data, v -> v."${key}Wd")
+    }
+
+    then:
+    results["suSa"] == 10513.0
+    results["suSu"] == 6640.3
+    results["suWd"] == 11968.2
+
+    results["trSa"] == 10120.5
+    results["trSu"] == 6166.7
+    results["trWd"] == 11947
+
+    results["wiSa"] == 10733.4
+    results["wiSu"] == 6202.3
+    results["wiWd"] == 12749.4
+  }
+
+  def "The BDEW profile G5 should be correct"() {
+    given:
+    def data = read(BdewStandardLoadProfile.G5)
+
+    when:
+    keys.each {
+      key ->
+      results["${key}Sa"] = sumValues(data, v -> v."${key}Sa")
+      results["${key}Su"] = sumValues(data, v -> v."${key}Su")
+      results["${key}Wd"] = sumValues(data, v -> v."${key}Wd")
+    }
+
+    then:
+    results["suSa"] == 12107.1
+    results["suSu"] == 5401.0
+    results["suWd"] == 12042.8
+
+    results["trSa"] == 11861.1
+    results["trSu"] == 5111.0
+    results["trWd"] == 11969.3
+
+    results["wiSa"] == 12337.1
+    results["wiSu"] == 5165.2
+    results["wiWd"] == 12477.4
+  }
+
+  def "The BDEW profile G6 should be correct"() {
+    given:
+    def data = read(BdewStandardLoadProfile.G6)
+
+    when:
+    keys.each {
+      key ->
+      results["${key}Sa"] = sumValues(data, v -> v."${key}Sa")
+      results["${key}Su"] = sumValues(data, v -> v."${key}Su")
+      results["${key}Wd"] = sumValues(data, v -> v."${key}Wd")
+    }
+
+    then:
+    results["suSa"] == 11793.6
+    results["suSu"] == 12017.4
+    results["suWd"] == 9053.4
+
+    results["trSa"] == 12718.5
+    results["trSu"] == 13591.8
+    results["trWd"] == 10111.4
+
+    results["wiSa"] == 13647.2
+    results["wiSu"] == 13741.2
+    results["wiWd"] == 10748.5
+  }
+
+  def "The BDEW profile H0 should be correct"() {
+    given:
+    def data = read(BdewStandardLoadProfile.H0)
+
+    when:
+    keys.each {
+      key ->
+      results["${key}Sa"] = sumValues(data, v -> v."${key}Sa")
+      results["${key}Su"] = sumValues(data, v -> v."${key}Su")
+      results["${key}Wd"] = sumValues(data, v -> v."${key}Wd")
+    }
+
+    then:
+    results["suSa"] == 12132.0
+    results["suSu"] == 11416.0
+    results["suWd"] == 11255.9
+
+    results["trSa"] == 12054.9
+    results["trSu"] == 11079.4
+    results["trWd"] == 10783.3
+
+    results["wiSa"] == 11546.0
+    results["wiSu"] == 10742.0
+    results["wiWd"] == 10223.7
+  }
+
+  def "The BDEW dynamization function for the profile H0 should work as expected"() {
+    when:
+    def dynamizedValue = BdewLoadValues.dynamization(value, dayOfTheYear)
+
+    then:
+    dynamizedValue == expectedValue
+
+    where:
+    dayOfTheYear | value  | expectedValue
+    153          | 89.8d  | 76.3d // suSa, time: 00:15
+    262          | 47.9d  | 42.1d // trWd, time: 01:45
+    343          | 146.8d | 174.5d // wiSu, time: 18:15
+  }
+
+  def "The BDEW profile L0 should be correct"() {
+    given:
+    def data = read(BdewStandardLoadProfile.L0)
+
+    when:
+    keys.each {
+      key ->
+      results["${key}Sa"] = sumValues(data, v -> v."${key}Sa")
+      results["${key}Su"] = sumValues(data, v -> v."${key}Su")
+      results["${key}Wd"] = sumValues(data, v -> v."${key}Wd")
+    }
+
+    then:
+    results["suSa"] == 9536.1
+    results["suSu"] == 10243.0
+    results["suWd"] == 9985.2
+
+    results["trSa"] == 10662.1
+    results["trSu"] == 11012.7
+    results["trWd"] == 10929.7
+
+    results["wiSa"] == 11452.7
+    results["wiSu"] == 12006.8
+    results["wiWd"] == 11934.3
+  }
+
+  def "The BDEW profile L1 should be correct"() {
+    given:
+    def data = read(BdewStandardLoadProfile.L1)
+
+    when:
+    keys.each {
+      key ->
+      results["${key}Sa"] = sumValues(data, v -> v."${key}Sa")
+      results["${key}Su"] = sumValues(data, v -> v."${key}Su")
+      results["${key}Wd"] = sumValues(data, v -> v."${key}Wd")
+    }
+
+    then:
+    results["suSa"] == 9320.5
+    results["suSu"] == 10011.8
+    results["suWd"] == 9963.3
+
+    results["trSa"] == 10484.5
+    results["trSu"] == 10913.8
+    results["trWd"] == 10874.8
+
+    results["wiSa"] == 11717.6
+    results["wiSu"] == 12241.9
+    results["wiWd"] == 12010.0
+  }
+
+  def "The BDEW profile L2 should be correct"() {
+    given:
+    def data = read(BdewStandardLoadProfile.L2)
+
+    when:
+    keys.each {
+      key ->
+      results["${key}Sa"] = sumValues(data, v -> v."${key}Sa")
+      results["${key}Su"] = sumValues(data, v -> v."${key}Su")
+      results["${key}Wd"] = sumValues(data, v -> v."${key}Wd")
+    }
+
+    then:
+    results["suSa"] == 9645.7
+    results["suSu"] == 10408.9
+    results["suWd"] == 10090.1
+
+    results["trSa"] == 10652.4
+    results["trSu"] == 10980.3
+    results["trWd"] == 10927.8
+
+    results["wiSa"] == 11326.9
+    results["wiSu"] == 11908.2
+    results["wiWd"] == 11847.5
+  }
+
+
+  // helper methods
+
+  private List<BdewLoadValues> read(BdewStandardLoadProfile profile) {
+    source.getSourceData(Path.of("lpts_"+profile.key)).map { it -> factory.buildModel(new LoadProfileData<>(it, BdewLoadValues)).value }.toList()
+  }
+
+  private static double sumValues(List<BdewLoadValues> values, Function<BdewLoadValues, Double> extractor) {
+    values.stream().map { extractor.apply(it) }.mapToDouble { it.doubleValue() }.sum()
+  }
+}