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diff --git a/src/onapsdk/aai/business/line_of_business.py b/src/onapsdk/aai/business/line_of_business.py
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+++ b/src/onapsdk/aai/business/line_of_business.py
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+"""A&AI line of business module."""
+#   Copyright 2022 Orange, Deutsche Telekom AG
+#
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+
+from typing import Any, Dict, Iterator
+
+from onapsdk.utils.jinja import jinja_env
+
+from ..aai_element import AaiResource
+
+
+class LineOfBusiness(AaiResource):
+    """Line of business class."""
+
+    def __init__(self, name: str, resource_version: str) -> None:
+        """Line of business object initialization.
+
+        Args:
+            name (str): Line of business name
+            resource_version (str): resource version
+        """
+        super().__init__()
+        self.name: str = name
+        self.resource_version: str = resource_version
+
+    @property
+    def url(self) -> str:
+        """Line of business's url.
+
+        Returns:
+            str: Resource's url
+
+        """
+        return (f"{self.base_url}{self.api_version}/business/lines-of-business/"
+                f"line-of-business/{self.name}")
+
+    @classmethod
+    def get_all_url(cls) -> str:  # pylint: disable=arguments-differ
+        """Return url to get all lines of business.
+
+        Returns:
+            str: Url to get all lines of business
+
+        """
+        return f"{cls.base_url}{cls.api_version}/business/lines-of-business/"
+
+    def __repr__(self) -> str:
+        """Line of business object representation.
+
+        Returns:
+            str: Line of business object representation
+
+        """
+        return f"LineOfBusiness(name={self.name})"
+
+    @classmethod
+    def get_all(cls) -> Iterator["LineOfBusiness"]:
+        """Get all line of business.
+
+        Yields:
+            LineOfBusiness: LineOfBusiness object
+
+        """
+        url: str = f"{cls.base_url}{cls.api_version}/business/lines-of-business"
+        for line_of_business in cls.send_message_json("GET",
+                                                      "Get A&AI lines of business",
+                                                      url).get("line-of-business", []):
+            yield cls(
+                line_of_business.get("line-of-business-name"),
+                line_of_business.get("resource-version")
+            )
+
+    @classmethod
+    def create(cls, name: str) -> "LineOfBusiness":
+        """Create line of business A&AI resource.
+
+        Args:
+            name (str): line of business name
+
+        Returns:
+            LineOfBusiness: Created LineOfBusiness object
+
+        """
+        cls.send_message(
+            "PUT",
+            "Declare A&AI line of business",
+            (f"{cls.base_url}{cls.api_version}/business/lines-of-business/"
+             f"line-of-business/{name}"),
+            data=jinja_env().get_template("aai_line_of_business_create.json.j2").render(
+                line_of_business_name=name
+            )
+        )
+        return cls.get_by_name(name)
+
+    @classmethod
+    def get_by_name(cls, name: str) -> "LineOfBusiness":
+        """Get line of business resource by it's name.
+
+        Raises:
+            ResourceNotFound: Line of business requested by a name does not exist.
+
+        Returns:
+            LineOfBusiness: Line of business requested by a name.
+
+        """
+        url = (f"{cls.base_url}{cls.api_version}/business/lines-of-business/"
+               f"line-of-business/{name}")
+        response: Dict[str, Any] = \
+            cls.send_message_json("GET",
+                                  f"Get {name} line of business",
+                                  url)
+        return cls(response["line-of-business-name"], response["resource-version"])