diff --git a/banking-client/src/ufrn/imd/message/Client.java b/banking-client/src/ufrn/imd/domain/Client.java
similarity index 94%
rename from banking-client/src/ufrn/imd/message/Client.java
rename to banking-client/src/ufrn/imd/domain/Client.java
index 27e85176cb483131fee028c424a10e4761ebaab5..d1ca0707fd4e79bd9f7514b42f4047614a5b8fdf 100644
--- a/banking-client/src/ufrn/imd/message/Client.java
+++ b/banking-client/src/ufrn/imd/domain/Client.java
@@ -1,4 +1,4 @@
-package ufrn.imd.message;
+package ufrn.imd.domain;
 
 import ufrn.imd.domain.Account;
 
diff --git a/banking/src/ufrn/imd/controller/impl/BalanceControllerImpl.java b/banking/src/ufrn/imd/controller/impl/BalanceControllerImpl.java
new file mode 100644
index 0000000000000000000000000000000000000000..74616ba5a8fc3f09a0b431588164daccb0ee93ae
--- /dev/null
+++ b/banking/src/ufrn/imd/controller/impl/BalanceControllerImpl.java
@@ -0,0 +1,2 @@
+package ufrn.imd.controller.impl;public class BalanceControllerImpl {
+}
diff --git a/banking/src/ufrn/imd/message/Client.java b/banking/src/ufrn/imd/domain/Client.java
similarity index 100%
rename from banking/src/ufrn/imd/message/Client.java
rename to banking/src/ufrn/imd/domain/Client.java
diff --git a/banking/src/ufrn/imd/nameSpace/NameSpace.java b/banking/src/ufrn/imd/nameSpace/NameSpace.java
deleted file mode 100644
index c35f747b1596807c25f5156f9b16503dd6df404d..0000000000000000000000000000000000000000
--- a/banking/src/ufrn/imd/nameSpace/NameSpace.java
+++ /dev/null
@@ -1,6 +0,0 @@
-package ufrn.imd.nameSpace;
-
-public class NameSpace {
-    public final static Integer PORT_DEPOSIT_SERVICE = 1907;
-    public final static String HOST_DEPOSIT_SERVICE = String.format("rmi://127.0.0.1:%d/%s", PORT_DEPOSIT_SERVICE, "deposit");
-}
diff --git a/banking/src/ufrn/imd/service/impl/BalanceServiceImpl.java b/banking/src/ufrn/imd/service/impl/BalanceServiceImpl.java
new file mode 100644
index 0000000000000000000000000000000000000000..07a0ac2f115680d265ac48fa68a169b403c09a83
--- /dev/null
+++ b/banking/src/ufrn/imd/service/impl/BalanceServiceImpl.java
@@ -0,0 +1,2 @@
+package ufrn.imd.service.impl;public class BalanceService {
+}
diff --git a/banking/src/ufrn/imd/log/Log.java b/banking/src/ufrn/imd/utils/Log.java
similarity index 86%
rename from banking/src/ufrn/imd/log/Log.java
rename to banking/src/ufrn/imd/utils/Log.java
index c193705cf9cac05da9853b6a039a58aa4576370d..673658f2be0cc76505a8047b6e19b0cd308cc364 100644
--- a/banking/src/ufrn/imd/log/Log.java
+++ b/banking/src/ufrn/imd/utils/Log.java
@@ -1,4 +1,4 @@
-package ufrn.imd.log;
+package ufrn.imd.utils.log;
 
 public class Log {
 
diff --git a/banking/src/ufrn/imd/utils/NameSpace.java b/banking/src/ufrn/imd/utils/NameSpace.java
new file mode 100644
index 0000000000000000000000000000000000000000..ace96ee331f4a5691d614745891549984ecd2cc6
--- /dev/null
+++ b/banking/src/ufrn/imd/utils/NameSpace.java
@@ -0,0 +1,7 @@
+package ufrn.imd.utils.nameSpace;
+
+public class NameSpace {
+    public final static Integer PORT_DEPOSIT_SERVICE = 1907;
+    public final static String HOST_DEPOSIT_SERVICE =
+            String.format("rmi://127.0.0.1:%d/%s", PORT_DEPOSIT_SERVICE, "deposit");
+}