diff --git a/BankingClientModel/build.gradle.kts b/BankingClientModel/build.gradle.kts
index f225d6be..1b7e7ca4 100644
--- a/BankingClientModel/build.gradle.kts
+++ b/BankingClientModel/build.gradle.kts
@@ -4,6 +4,7 @@ import org.jetbrains.kotlin.gradle.targets.js.dsl.ExperimentalWasmDsl
 
 plugins {
     kotlin("multiplatform")
+    kotlin("plugin.noarg")
 }
 
 
@@ -101,6 +102,11 @@ kotlin {
 }
 
 
+noArg {
+    annotation("net.codinux.accounting.common.config.NoArgConstructor")
+}
+
+
 
 ext["customArtifactId"] = "banking-client-model"
 
diff --git a/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/AccountCredentials.kt b/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/AccountCredentials.kt
index 35c5e0c4..2ead74dc 100644
--- a/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/AccountCredentials.kt
+++ b/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/AccountCredentials.kt
@@ -1,7 +1,12 @@
 package net.codinux.banking.client.model
 
+import net.codinux.banking.client.model.config.NoArgConstructor
+
+@NoArgConstructor
 class AccountCredentials(
     var bankCode: String,
     var loginName: String,
     var password: String
-)
\ No newline at end of file
+) {
+    override fun toString() = "$bankCode $loginName"
+}
\ No newline at end of file
diff --git a/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/AccountTransaction.kt b/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/AccountTransaction.kt
index abbbf45b..d45f5282 100644
--- a/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/AccountTransaction.kt
+++ b/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/AccountTransaction.kt
@@ -1,7 +1,9 @@
 package net.codinux.banking.client.model
 
 import kotlinx.datetime.LocalDate
+import net.codinux.banking.client.model.config.NoArgConstructor
 
+@NoArgConstructor
 class AccountTransaction(
     val amount: Amount = Amount.Zero,
     val currency: String,
diff --git a/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/Amount.kt b/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/Amount.kt
index e688cb7f..bd98ea00 100644
--- a/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/Amount.kt
+++ b/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/Amount.kt
@@ -1,8 +1,10 @@
 package net.codinux.banking.client.model
 
+import net.codinux.banking.client.model.config.NoArgConstructor
 import kotlin.jvm.JvmInline
 
 @JvmInline
+@NoArgConstructor
 value class Amount(val amount: String = "0") {
 
     companion object {
diff --git a/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/BankAccount.kt b/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/BankAccount.kt
index 1401f6a8..3e3c069e 100644
--- a/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/BankAccount.kt
+++ b/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/BankAccount.kt
@@ -1,7 +1,9 @@
 package net.codinux.banking.client.model
 
 import kotlinx.datetime.LocalDate
+import net.codinux.banking.client.model.config.NoArgConstructor
 
+@NoArgConstructor
 class BankAccount(
     val identifier: String,
     var accountHolderName: String,
diff --git a/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/CustomerAccount.kt b/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/CustomerAccount.kt
index 64b23a9d..9b1fae92 100644
--- a/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/CustomerAccount.kt
+++ b/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/CustomerAccount.kt
@@ -1,5 +1,8 @@
 package net.codinux.banking.client.model
 
+import net.codinux.banking.client.model.config.NoArgConstructor
+
+@NoArgConstructor
 class CustomerAccount(
     val bankCode: String,
     var loginName: String,
diff --git a/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/UnbookedAccountTransaction.kt b/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/UnbookedAccountTransaction.kt
index dc9f3edb..66ef4882 100644
--- a/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/UnbookedAccountTransaction.kt
+++ b/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/UnbookedAccountTransaction.kt
@@ -1,4 +1,7 @@
 package net.codinux.banking.client.model
 
+import net.codinux.banking.client.model.config.NoArgConstructor
+
+@NoArgConstructor
 class UnbookedAccountTransaction {
 }
\ No newline at end of file
diff --git a/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/config/NoArgConstructor.kt b/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/config/NoArgConstructor.kt
new file mode 100644
index 00000000..20a4551b
--- /dev/null
+++ b/BankingClientModel/src/commonMain/kotlin/net/codinux/banking/client/model/config/NoArgConstructor.kt
@@ -0,0 +1,6 @@
+package net.codinux.banking.client.model.config
+
+/**
+ * Marker interface for Kotlin No-arg plugin so that No-arg plugin adds no-arg constructors to classes marked with this annotation.
+ */
+annotation class NoArgConstructor
\ No newline at end of file