diff --git a/README.md b/README.md
index 35626f5..33f66ab 100644
--- a/README.md
+++ b/README.md
@@ -28,13 +28,13 @@ according to ISO 18013-5.
 ## Setup
 
 ````
-pip install pymdlmdoc
+pip install pymdoccbor
 ````
 
 or
 
 ````
-pip install git+https://github.com/peppelinux/pyMDL-MDOC.git
+pip install git+https://github.com/peppelinux/pyMDOC-CBOR.git
 ````
 
 ## Usage
@@ -45,6 +45,8 @@ pip install git+https://github.com/peppelinux/pyMDL-MDOC.git
 The method `.new()` gets the user attributes, devicekeyinfo and doctype.
 
 ````
+import os
+
 from pymdoccbor.mdoc.issuer import MdocCborIssuer
 
 PKEY = {
@@ -56,12 +58,17 @@ PKEY = {
 }
 
 PID_DATA = {
-        "eu.europa.ec.eudiw.pid.1": {
-            "family_name": "Raffaello",
-            "given_name": "Mascetti",
-            "birth_date": "1922-03-13"
-        }
+    "eu.europa.ec.eudiw.pid.1": {
+        "family_name": "Raffaello",
+        "given_name": "Mascetti",
+        "birth_date": "1922-03-13",
+        "birth_place": "Rome",
+        "birth_country": "IT"
+    },
+    "eu.europa.ec.eudiw.pid.it.1": {
+        "tax_id_code": "TINIT-XXXXXXXXXXXXXXX"
     }
+}
 
 mdoci = MdocCborIssuer(
     private_key=PKEY
@@ -76,14 +83,11 @@ mdoc = mdoci.new(
 mdoc
 >> returns a python dictionay
 
-mdoc.dump()
->> returns mdoc MSO bytes
-
 mdoci.dump()
 >> returns mdoc bytes
 
 mdoci.dumps()
->> returns AF Binary mdoc string representation
+>> returns AF Binary string representation
 ````
 
 ### Issue an MSO alone
diff --git a/pymdoccbor/__init__.py b/pymdoccbor/__init__.py
index 6b27eee..86716a7 100644
--- a/pymdoccbor/__init__.py
+++ b/pymdoccbor/__init__.py
@@ -1 +1 @@
-__version__ = "0.5.4"
+__version__ = "0.5.5"
diff --git a/pymdoccbor/mdoc/issuer.py b/pymdoccbor/mdoc/issuer.py
index 9701454..bb86e41 100644
--- a/pymdoccbor/mdoc/issuer.py
+++ b/pymdoccbor/mdoc/issuer.py
@@ -43,7 +43,7 @@ def new(
 
         # TODO: for now just a single document, it would be trivial having
         # also multiple but for now I don't have use cases for this
-        res = {
+        self.signed = {
             'version': self.version,
             'documents': [
                 {
@@ -57,15 +57,14 @@ def new(
                         },
                         "issuerAuth": mso.encode()
                     },
-                    'deviceSigned': {
-                        # TODO
-                    }
+                    # this is required during the presentation.
+                    #  'deviceSigned': {
+                        #  # TODO
+                    #  }
                 }
             ],
             'status': self.status
         }
-        
-        self.signed = res
         return self.signed
     
     def dump(self):
diff --git a/pymdoccbor/mdoc/verifier.py b/pymdoccbor/mdoc/verifier.py
index 4eea8df..20862c5 100644
--- a/pymdoccbor/mdoc/verifier.py
+++ b/pymdoccbor/mdoc/verifier.py
@@ -65,13 +65,14 @@ def __init__(self):
         self.documents: List[MobileDocument] = []
         self.documents_invalid: list = []
 
+    def load(self, data: bytes):
+        data = binascii.hexlify(data)
+        return self.loads(data)
+
     def loads(self, data: str):
         """
         data is a AF BINARY
         """
-        if isinstance(data, bytes):
-            data = binascii.hexlify(data)
-
         self.data_as_bytes = binascii.unhexlify(data)
         self.data_as_cbor_dict = cbor2.loads(self.data_as_bytes)
 
diff --git a/pymdoccbor/mso/issuer.py b/pymdoccbor/mso/issuer.py
index 58fd24c..3fc33e9 100644
--- a/pymdoccbor/mso/issuer.py
+++ b/pymdoccbor/mso/issuer.py
@@ -64,7 +64,12 @@ def __init__(
             for k, v in shuffle_dict(values).items():
 
                 _rnd_salt = secrets.token_bytes(settings.DIGEST_SALT_LENGTH)
-
+                
+                _value_cbortag = settings.CBORTAGS_ATTR_MAP.get(k, None)
+                
+                if _value_cbortag:
+                    v = cbor2.CBORTag(_value_cbortag, value=v)
+                
                 self.disclosure_map[ns][digest_cnt] = {
                     'digestID': digest_cnt,
                     'random': _rnd_salt,
diff --git a/pymdoccbor/settings.py b/pymdoccbor/settings.py
index 8e0d983..8dbc6d0 100644
--- a/pymdoccbor/settings.py
+++ b/pymdoccbor/settings.py
@@ -20,7 +20,6 @@
 
 DIGEST_SALT_LENGTH = 32
 
-
 X509_DER_CERT = os.getenv('X509_DER_CERT', None)
 
 # OR
@@ -44,5 +43,7 @@
     'X509_SAN_URL', u"https://credential-issuer.oidc-federation.online"
 )
 
-
+CBORTAGS_ATTR_MAP = {
+    "birth_date": 1004
+}
 
diff --git a/pymdoccbor/tests/test_01_mdoc_parser.py b/pymdoccbor/tests/test_01_mdoc_parser.py
index bb52ce8..5d89b70 100644
--- a/pymdoccbor/tests/test_01_mdoc_parser.py
+++ b/pymdoccbor/tests/test_01_mdoc_parser.py
@@ -23,7 +23,7 @@ def test_parse_mdoc_af_binary():
 
     # testing from export re-import
     mdoc2 = MdocCbor()
-    mdoc2.loads(mdoc.data_as_bytes)
+    mdoc2.load(mdoc.data_as_bytes)
     mdoc2.verify()
 
     for i in mdoc.documents:
diff --git a/pymdoccbor/tests/test_02_mdoc_issuer.py b/pymdoccbor/tests/test_02_mdoc_issuer.py
index 8c232f4..b314a71 100644
--- a/pymdoccbor/tests/test_02_mdoc_issuer.py
+++ b/pymdoccbor/tests/test_02_mdoc_issuer.py
@@ -47,7 +47,7 @@ def test_mdoc_issuer():
 
     mdocp = MdocCbor()
     aa = cbor2.dumps(mdoc)
-    mdocp.loads(aa)
+    mdocp.load(aa)
     mdocp.verify()
     
     mdoci.dump()