diff --git a/app/models/contact/ident.rb b/app/models/contact/ident.rb
index d531b833c..c2e1790f7 100644
--- a/app/models/contact/ident.rb
+++ b/app/models/contact/ident.rb
@@ -13,20 +13,22 @@ class Contact::Ident
   validates :type, presence: true, inclusion: { in: proc { types } }
   validates :country_code, presence: true, iso31661_alpha2: true
   validates_with MismatchValidator
+  validates_with BirthDateValidator, if: :birthday?
 
   def self.epp_code_map
     {
       '2003' => [
-        [:code, :blank],
-        [:type, :blank],
-        [:country_code, :blank]
+        %i[code blank],
+        %i[type blank],
+        %i[country_code blank],
       ],
       '2005' => [
-        [:base, :mismatch],
-        [:code, :invalid_national_id],
-        [:code, :invalid_reg_no],
-        [:code, :invalid_iso8601_date],
-        [:country_code, :invalid_iso31661_alpha2]
+        %i[base mismatch],
+        %i[code invalid_national_id],
+        %i[code invalid_reg_no],
+        %i[code invalid_iso8601_date],
+        %i[code invalid_birth_date],
+        %i[country_code invalid_iso31661_alpha2],
       ]
     }
   end
diff --git a/app/validators/contact/ident/birth_date_validator.rb b/app/validators/contact/ident/birth_date_validator.rb
new file mode 100644
index 000000000..38cfc98f9
--- /dev/null
+++ b/app/validators/contact/ident/birth_date_validator.rb
@@ -0,0 +1,26 @@
+class Contact::Ident::BirthDateValidator < ActiveModel::Validator
+  VALID_BIRTH_DATE_FROM = Time.zone.today - 150.years
+  VALID_BIRTH_DATE_TO = Time.zone.tomorrow
+
+  def validate(record)
+    record.errors.add(:code, :invalid_birth_date) if birth_date_wrong?(record)
+  end
+
+  private
+
+  def birth_date_wrong?(record)
+    return unless record.birthday?
+
+    begin
+      Date.parse(record.code)
+    rescue ArgumentError
+      return true
+    end
+
+    contact_ident_date = Date.parse(record.code)
+    valid_time_range = VALID_BIRTH_DATE_FROM...VALID_BIRTH_DATE_TO
+    return if valid_time_range.cover?(contact_ident_date)
+
+    true
+  end
+end
diff --git a/config/locales/idents.yml b/config/locales/idents.yml
index 33b935833..8e6a677de 100644
--- a/config/locales/idents.yml
+++ b/config/locales/idents.yml
@@ -9,3 +9,4 @@ en:
             code:
               invalid_national_id: does not conform to national identification number format of %{country}
               invalid_reg_no: does not conform to registration number format of %{country}
+              invalid_birth_date: Birth date is invalid, age must be over 0 and under 150
diff --git a/test/integration/epp/contact/create/base_test.rb b/test/integration/epp/contact/create/base_test.rb
index b2b65a7ef..72d8597c4 100644
--- a/test/integration/epp/contact/create/base_test.rb
+++ b/test/integration/epp/contact/create/base_test.rb
@@ -81,6 +81,67 @@ class EppContactCreateBaseTest < EppTestCase
     assert_epp_response :parameter_value_syntax_error
   end
 
+  def test_responses_with_error_on_invalid_birthday_date
+    name = 'new'
+    email = 'new@registrar.test'
+    phone = '+1.2'
+    birthday_wrong_format = '1111-22-33'
+    birthday_above_valid_range = '1800-01-01'
+    birthday_below_valid_range = '2050-07-09'
+
+    request_xml = <<-XML
+      <?xml version="1.0" encoding="UTF-8" standalone="no"?>
+      <epp xmlns="https://epp.tld.ee/schema/epp-ee-1.0.xsd">
+        <command>
+          <create>
+            <contact:create xmlns:contact="https://epp.tld.ee/schema/contact-ee-1.1.xsd">
+              <contact:postalInfo>
+                <contact:name>#{name}</contact:name>
+              </contact:postalInfo>
+              <contact:voice>#{phone}</contact:voice>
+              <contact:email>#{email}</contact:email>
+            </contact:create>
+          </create>
+          <extension>
+            <eis:extdata xmlns:eis="https://epp.tld.ee/schema/eis-1.0.xsd">
+              <eis:ident type="birthday" cc="LV">#{birthday_wrong_format}</eis:ident>
+            </eis:extdata>
+          </extension>
+        </command>
+      </epp>
+    XML
+
+
+    assert_no_difference 'Contact.count' do
+      post epp_create_path, params: { frame: request_xml },
+                            headers: { 'HTTP_COOKIE' => 'session=api_bestnames' }
+    end
+
+    response_xml = Nokogiri::XML(response.body)
+    assert_correct_against_schema response_xml
+    assert_epp_response :parameter_value_syntax_error
+
+    request_xml.sub! ">#{birthday_wrong_format}<", ">#{birthday_above_valid_range}<"
+    assert_no_difference 'Contact.count' do
+      post epp_create_path, params: { frame: request_xml },
+                            headers: { 'HTTP_COOKIE' => 'session=api_bestnames' }
+    end
+
+    response_xml = Nokogiri::XML(response.body)
+    assert_correct_against_schema response_xml
+    assert_epp_response :parameter_value_syntax_error
+
+    request_xml.sub! ">#{birthday_above_valid_range}<", ">#{birthday_below_valid_range}<"
+    assert_no_difference 'Contact.count' do
+      post epp_create_path, params: { frame: request_xml },
+                            headers: { 'HTTP_COOKIE' => 'session=api_bestnames' }
+    end
+
+    response_xml = Nokogiri::XML(response.body)
+    assert_correct_against_schema response_xml
+    assert_epp_response :parameter_value_syntax_error
+  end
+
   def test_responces_error_with_email_error
     name = 'new'
     email = 'new@registrar@test'