diff --git a/account_ebics/README.rst b/account_ebics/README.rst
index 73aa9cb..2649075 100644
--- a/account_ebics/README.rst
+++ b/account_ebics/README.rst
@@ -194,5 +194,4 @@ You can also find this information in the doc folder of this module (file EBICS_
 Known Issues / Roadmap
 ======================
 
-- add support for EBICS 3.0
 - add support to import externally generated keys & certificates (currently only 3SKey signature certificate)
diff --git a/account_ebics/data/ebics_file_format.xml b/account_ebics/data/ebics_file_format.xml
index e1baaad..05bad93 100644
--- a/account_ebics/data/ebics_file_format.xml
+++ b/account_ebics/data/ebics_file_format.xml
@@ -4,6 +4,7 @@
   <!-- Download formats -->
 
   <record id="ebics_ff_C52" model="ebics.file.format">
+    <field name="ebics_version">2</field>
     <field name="name">camt.052</field>
     <field name="type">down</field>
     <field name="order_type">C52</field>
@@ -13,6 +14,7 @@
   </record>
 
   <record id="ebics_ff_Z52" model="ebics.file.format">
+      <field name="ebics_version">2</field>
     <field name="name">camt.052</field>
     <field name="type">down</field>
     <field name="order_type">Z52</field>
@@ -22,6 +24,7 @@
   </record>
 
   <record id="ebics_ff_C53" model="ebics.file.format">
+      <field name="ebics_version">2</field>
     <field name="name">camt.053</field>
     <field name="type">down</field>
     <field name="order_type">C53</field>
@@ -33,6 +36,7 @@
   </record>
 
   <record id="ebics_ff_Z53" model="ebics.file.format">
+      <field name="ebics_version">2</field>
     <field name="name">camt.053</field>
     <field name="type">down</field>
     <field name="order_type">Z53</field>
@@ -44,6 +48,7 @@
   </record>
 
   <record id="ebics_ff_C54" model="ebics.file.format">
+      <field name="ebics_version">2</field>
     <field name="name">camt.054</field>
     <field name="type">down</field>
     <field name="order_type">C54</field>
@@ -55,6 +60,7 @@
   </record>
 
   <record id="ebics_ff_Z54" model="ebics.file.format">
+      <field name="ebics_version">2</field>
     <field name="name">camt.054</field>
     <field name="type">down</field>
     <field name="order_type">Z54</field>
@@ -66,6 +72,7 @@
   </record>
 
   <record id="ebics_ff_FDL_camt_xxx_cfonb120_stm" model="ebics.file.format">
+      <field name="ebics_version">2</field>
     <field name="name">camt.xxx.cfonb120.stm</field>
     <field name="type">down</field>
     <field name="order_type">FDL</field>
@@ -77,6 +84,7 @@
   </record>
 
   <record id="ebics_ff_CDZ" model="ebics.file.format">
+      <field name="ebics_version">2</field>
     <field name="name">pain.002</field>
     <field name="type">down</field>
     <field name="order_type">CDZ</field>
@@ -87,6 +95,7 @@
   </record>
 
   <record id="ebics_ff_Z01" model="ebics.file.format">
+      <field name="ebics_version">2</field>
     <field name="name">pain.002</field>
     <field name="type">down</field>
     <field name="order_type">Z01</field>
@@ -97,9 +106,23 @@
     <field name="suffix">psr.xml</field>
   </record>
 
+  <record id="ebics_ff_btf_cfonb120" model="ebics.file.format">
+    <field name="ebics_version">3</field>
+    <field name="type">down</field>
+    <field name="order_type">BTD</field>
+    <field name="download_process_method">cfonb120</field>
+    <field
+            name="description"
+        >Bank to customer statement report in format cfonb120</field>
+    <field name="suffix">cfonb120.dat</field>
+    <field name="btf_service">EOP</field>
+    <field name="btf_message">cfonb120</field>
+  </record>
+
   <!-- Upload formats -->
 
   <record id="ebics_ff_LCR" model="ebics.file.format">
+      <field name="ebics_version">2</field>
     <field name="name">pain.xxx.cfonb160.dco</field>
     <field name="type">up</field>
     <field name="order_type">FUL</field>
@@ -108,6 +131,7 @@
   </record>
 
   <record id="ebics_ff_CCT" model="ebics.file.format">
+      <field name="ebics_version">2</field>
     <field name="name">pain.001.001.03</field>
     <field name="type">up</field>
     <field name="order_type">CCT</field>
@@ -116,6 +140,7 @@
   </record>
 
   <record id="ebics_ff_XE2" model="ebics.file.format">
+      <field name="ebics_version">2</field>
     <field name="name">pain.001.001.03</field>
     <field name="type">up</field>
     <field name="order_type">XE2</field>
@@ -124,6 +149,7 @@
   </record>
 
   <record id="ebics_ff_CDD" model="ebics.file.format">
+      <field name="ebics_version">2</field>
     <field name="name">pain.008.001.02.sdd</field>
     <field name="type">up</field>
     <field name="order_type">CDD</field>
@@ -134,6 +160,7 @@
   </record>
 
   <record id="ebics_ff_XE3" model="ebics.file.format">
+      <field name="ebics_version">2</field>
     <field name="name">pain.008.001.02.sdd</field>
     <field name="type">up</field>
     <field name="order_type">XE3</field>
@@ -144,6 +171,7 @@
   </record>
 
   <record id="ebics_ff_CDB" model="ebics.file.format">
+      <field name="ebics_version">2</field>
     <field name="name">pain.008.001.02.sbb</field>
     <field name="type">up</field>
     <field name="order_type">CDB</field>
@@ -154,6 +182,7 @@
   </record>
 
   <record id="ebics_ff_XE4" model="ebics.file.format">
+      <field name="ebics_version">2</field>
     <field name="name">pain.008.001.02.sbb</field>
     <field name="type">up</field>
     <field name="order_type">XE4</field>
@@ -164,6 +193,7 @@
   </record>
 
   <record id="ebics_ff_FUL_pain_001_001_02_sct" model="ebics.file.format">
+      <field name="ebics_version">2</field>
     <field name="name">pain.001.001.02.sct</field>
     <field name="type">up</field>
     <field name="order_type">FUL</field>
@@ -171,4 +201,15 @@
     <field name="suffix">xml</field>
   </record>
 
+  <record id="ebics_ff_btf_SCT" model="ebics.file.format">
+    <field name="ebics_version">3</field>
+    <field name="type">up</field>
+    <field name="order_type">BTU</field>
+    <field name="description">SEPA credit transfer</field>
+    <field name="suffix">txt</field>
+    <field name="btf_service">SCT</field>
+    <field name="btf_message">pain.001</field>
+    <field name="btf_scope">GLB</field>
+  </record>
+
 </odoo>
diff --git a/account_ebics/models/ebics_config.py b/account_ebics/models/ebics_config.py
index 537358d..b25b668 100644
--- a/account_ebics/models/ebics_config.py
+++ b/account_ebics/models/ebics_config.py
@@ -51,7 +51,11 @@ class EbicsConfig(models.Model):
         help="Contact your bank to get the EBICS URL.",
     )
     ebics_version = fields.Selection(
-        selection=[("H003", "H003 (2.4)"), ("H004", "H004 (2.5)")],
+        selection=[
+            ("H003", "H003 (2.4)"),
+            ("H004", "H004 (2.5)"),
+            ("H005", "H005 (3.0)"),
+        ],
         string="EBICS protocol version",
         readonly=True,
         states={"draft": [("readonly", False)]},
diff --git a/account_ebics/models/ebics_file_format.py b/account_ebics/models/ebics_file_format.py
index ffeb0f0..d2ab636 100644
--- a/account_ebics/models/ebics_file_format.py
+++ b/account_ebics/models/ebics_file_format.py
@@ -9,9 +9,17 @@ class EbicsFileFormat(models.Model):
     _description = "EBICS File Formats"
     _order = "type,name,order_type"
 
+    ebics_version = fields.Selection(
+        selection=[
+            ("2", "2"),
+            ("3", "3"),
+        ],
+        string="EBICS protocol version",
+        required=True,
+        default="2",
+    )
     name = fields.Char(
         string="Request Type",
-        required=True,
         help="E.g. camt.xxx.cfonb120.stm, pain.001.001.03.sct.\n"
         "Specify camt.052, camt.053, camt.054 for camt "
         "Order Types such as C53, Z53, C54, Z54.\n"
@@ -23,7 +31,8 @@ class EbicsFileFormat(models.Model):
     )
     order_type = fields.Char(
         required=True,
-        help="E.g. C53 (check your EBICS contract).\n"
+        help="EBICS 3.0: BTD (download) or BTU (upload).\n"
+        "EBICS 2.0: E.g. C53 (check your EBICS contract). "
         "For most banks in France you should use the "
         "format neutral Order Types 'FUL' for upload "
         "and 'FDL' for download.",
@@ -48,7 +57,48 @@ class EbicsFileFormat(models.Model):
     description = fields.Char()
     suffix = fields.Char(
         required=True,
-        help="Specify the filename suffix for this File Format." "\nE.g. c53.xml",
+        help="Specify the filename suffix for this File Format.\nE.g. c53.xml",
+    )
+    # EBICS 3.0 BTF
+    btf_service = fields.Char(
+        string="BTF Service",
+        help="BTF Service Name)\n"
+        "The service code name consisting of 3 alphanumeric characters "
+        "[A-Z0-9] (e.g. SCT, SDD, STM, EOP)",
+    )
+    btf_message = fields.Char(
+        string="BTF Message Name",
+        help="BTF Message Name\n"
+        "The message name consisting of up to 10 alphanumeric characters "
+        "[a-z0-9.] (eg. pain.001, pain.008, camt.053)",
+    )
+    btf_scope = fields.Char(
+        string="BTF Scope",
+        help="Scope of service.\n"
+        "Either an ISO-3166 ALPHA 2 country code or an issuer code "
+        "of 3 alphanumeric characters [A-Z0-9].",
+    )
+    btf_option = fields.Char(
+        string="BTF Option",
+        help="The service option code consisting of 3-10 alphanumeric "
+        "characters [A-Z0-9] (eg. COR, B2B)",
+    )
+    btf_container = fields.Char(
+        string="BTF Container",
+        help="Type of container consisting of 3 characters [A-Z] (eg. XML, ZIP).",
+    )
+    btf_version = fields.Char(
+        string="BTF Version",
+        help="Message version consisting of 2 numeric characters [0-9] (eg. 03).",
+    )
+    btf_variant = fields.Char(
+        string="BTF Variant",
+        help="Message variant consisting of 3 numeric characters [0-9] (eg. 001).",
+    )
+    btf_format = fields.Char(
+        string="BTF Format",
+        help="Message format consisting of 1-4 alphanumeric characters [A-Z0-9] "
+        "(eg. XML, JSON, PDF).",
     )
 
     @api.model
@@ -60,3 +110,10 @@ class EbicsFileFormat(models.Model):
     def _onchange_type(self):
         if self.type == "up":
             self.download_process_method = False
+
+    def name_get(self):
+        res = []
+        for rec in self:
+            name = rec.ebics_version == "2" and rec.name or rec.btf_message
+            res.append((rec.id, name))
+        return res
diff --git a/account_ebics/models/ebics_userid.py b/account_ebics/models/ebics_userid.py
index 3c27bd0..7df3026 100644
--- a/account_ebics/models/ebics_userid.py
+++ b/account_ebics/models/ebics_userid.py
@@ -14,8 +14,8 @@ from odoo.exceptions import UserError
 _logger = logging.getLogger(__name__)
 
 # logging.basicConfig(
-#     level=logging.DEBUG,
-#     format='[%(asctime)s] %(levelname)s - %(name)s: %(message)s')
+#    level=logging.DEBUG,
+#    format='[%(asctime)s] %(levelname)s - %(name)s: %(message)s')
 
 try:
     import fintech
@@ -173,7 +173,9 @@ class EbicsUserID(models.Model):
         for rec in self:
             keys_dir = rec.ebics_config_id.ebics_keys
             rec.ebics_keys_fn = (
-                rec.name and keys_dir and (keys_dir + "/" + rec.name + "_keys")
+                rec.name
+                and keys_dir
+                and (keys_dir + "/" + rec.name.replace(" ", "_") + "_keys")
             )
 
     @api.depends("ebics_keys_fn")
@@ -254,7 +256,7 @@ class EbicsUserID(models.Model):
                 # enable import of all type of certicates: A00x, X002, E002
                 if self.swift_3skey:
                     kwargs = {
-                        self.ebics_config_id.ebics_key_version: base64.decodestring(
+                        self.ebics_config_id.ebics_key_version: base64.decodebytes(
                             self.swift_3skey_certificate
                         ),
                     }
@@ -300,7 +302,7 @@ class EbicsUserID(models.Model):
             )
         try:
             supported_versions = client.HEV()
-            if ebics_version not in supported_versions:
+            if supported_versions and ebics_version not in supported_versions:
                 err_msg = _("EBICS version mismatch.") + "\n"
                 err_msg += _("Versions supported by your bank:")
                 for k in supported_versions:
@@ -321,9 +323,11 @@ class EbicsUserID(models.Model):
                 tb,
             )
             raise UserError(
-                _("urlopen error:\n url '%(url)s' - %(val)s"),
-                url=self.ebics_config_id.ebics_url,
-                val=str(value),
+                _(
+                    "urlopen error:\n url '%(url)s' - %(val)s",
+                    url=self.ebics_config_id.ebics_url,
+                    val=str(value),
+                )
             ) from err
         except EbicsFunctionalError as err:
             e = exc_info()
@@ -441,7 +445,7 @@ class EbicsUserID(models.Model):
         )
         self.write(
             {
-                "ebics_public_bank_keys": base64.encodestring(public_bank_keys),
+                "ebics_public_bank_keys": base64.encodebytes(public_bank_keys),
                 "ebics_public_bank_keys_fn": fn,
                 "state": "to_verify",
             }
diff --git a/account_ebics/views/ebics_config_views.xml b/account_ebics/views/ebics_config_views.xml
index d7b9aec..b15b21e 100644
--- a/account_ebics/views/ebics_config_views.xml
+++ b/account_ebics/views/ebics_config_views.xml
@@ -66,7 +66,7 @@
             <field name="ebics_key_bitlength" />
             <field
                             name="order_number"
-                            attrs="{'invisible': [('ebics_version', '=', 'H004')]}"
+                            attrs="{'invisible': [('ebics_version', '!=', 'H003')]}"
                         />
           </group>
           <field name="company_ids" invisible="1" />
diff --git a/account_ebics/views/ebics_file_format_views.xml b/account_ebics/views/ebics_file_format_views.xml
index 1402ac2..e677d3c 100644
--- a/account_ebics/views/ebics_file_format_views.xml
+++ b/account_ebics/views/ebics_file_format_views.xml
@@ -6,6 +6,7 @@
     <field name="model">ebics.file.format</field>
     <field name="arch" type="xml">
       <tree>
+                  <field name="ebics_version" />
         <field name="type" />
         <field name="order_type" />
         <field name="signature_class" />
@@ -22,6 +23,7 @@
       <form string="EBICS File Format">
         <group name="main">
           <group name="main-left">
+            <field name="ebics_version" />
             <field name="type" />
             <field name="suffix" />
             <field
@@ -33,7 +35,42 @@
           </group>
           <group name="main-right">
             <field name="order_type" />
-            <field name="name" />
+            <field
+                            name="name"
+                            attrs="{'required': [('ebics_version', '=', '2')], 'invisible': [('ebics_version', '=', '3')]}"
+                        />
+            <field
+                            name="btf_service"
+                            attrs="{'required': [('ebics_version', '=', '3')], 'invisible': [('ebics_version', '=', '2')]}"
+                        />
+            <field
+                            name="btf_message"
+                            attrs="{'required': [('ebics_version', '=', '3')], 'invisible': [('ebics_version', '=', '2')]}"
+                        />
+            <field
+                            name="btf_scope"
+                            attrs="{'invisible': [('ebics_version', '=', '2')]}"
+                        />
+            <field
+                            name="btf_option"
+                            attrs="{'invisible': [('ebics_version', '=', '2')]}"
+                        />
+            <field
+                            name="btf_container"
+                            attrs="{'invisible': [('ebics_version', '=', '2')]}"
+                        />
+            <field
+                            name="btf_version"
+                            attrs="{'invisible': [('ebics_version', '=', '2')]}"
+                        />
+            <field
+                            name="btf_variant"
+                            attrs="{'invisible': [('ebics_version', '=', '2')]}"
+                        />
+            <field
+                            name="btf_format"
+                            attrs="{'invisible': [('ebics_version', '=', '2')]}"
+                        />
           </group>
         </group>
         <group name="description">
diff --git a/account_ebics/wizards/ebics_xfer.py b/account_ebics/wizards/ebics_xfer.py
index 73abbb4..6552b85 100644
--- a/account_ebics/wizards/ebics_xfer.py
+++ b/account_ebics/wizards/ebics_xfer.py
@@ -22,6 +22,7 @@ _logger = logging.getLogger(__name__)
 try:
     import fintech
     from fintech.ebics import (
+        BusinessTransactionFormat,
         EbicsBank,
         EbicsClient,
         EbicsFunctionalError,
@@ -81,9 +82,6 @@ class EbicsXfer(models.TransientModel):
     order_type = fields.Char(
         related="format_id.order_type",
         string="Order Type",
-        help="For most banks in France you should use the "
-        "format neutral Order Types 'FUL' for upload "
-        "and 'FDL' for download.",
     )
     test_mode = fields.Boolean(
         help="Select this option to test if the syntax of "
@@ -202,7 +200,19 @@ class EbicsXfer(models.TransientModel):
             for df in download_formats:
                 try:
                     success = False
-                    if df.order_type == "FDL":
+                    if df.order_type == "BTD":
+                        btf = BusinessTransactionFormat(
+                            df.btf_service,
+                            df.btf_message,
+                            scope=df.btf_scope or None,
+                            option=df.btf_option or None,
+                            container=df.btf_container or None,
+                            version=df.btf_version or None,
+                            variant=df.btf_variant or None,
+                            format=df.btf_format or None,
+                        )
+                        data = client.BTD(btf, start=date_from, end=date_to)
+                    elif df.order_type == "FDL":
                         data = client.FDL(df.name, date_from, date_to)
                     else:
                         params = None
@@ -323,7 +333,7 @@ class EbicsXfer(models.TransientModel):
         self.note = ""
         client = self._setup_client()
         if client:
-            upload_data = base64.decodestring(self.upload_data)
+            upload_data = base64.decodebytes(self.upload_data)
             ef_format = self.format_id
             OrderID = False
             try: