diff --git a/src/openprocurement/api/models.py b/src/openprocurement/api/models.py
index 568b8e4a9a..ca075350a2 100644
--- a/src/openprocurement/api/models.py
+++ b/src/openprocurement/api/models.py
@@ -520,6 +520,11 @@ class Options:
             "registerExtract",
             "registerFiscal",
             "winningBid",
+            "contractTemplate",
+            "contractSchema",
+            "contractForm",
+            "contractData",
+            "contractProforma",
         ]
     )
     title = StringType(required=True)  # A title of the document.
diff --git a/src/openprocurement/tender/belowthreshold/tests/award.py b/src/openprocurement/tender/belowthreshold/tests/award.py
index 5e4aff11f8..6d88a69962 100644
--- a/src/openprocurement/tender/belowthreshold/tests/award.py
+++ b/src/openprocurement/tender/belowthreshold/tests/award.py
@@ -64,6 +64,7 @@
     # TenderAwardDocumentResourceTest
     not_found_award_document,
     create_tender_award_document,
+    create_tender_award_with_the_invalid_document_type,
     put_tender_award_document,
     patch_tender_award_document,
     create_award_document_bot,
@@ -95,6 +96,7 @@ class TenderAwardComplaintResourceTestMixin(object):
 class TenderAwardDocumentResourceTestMixin(object):
     test_not_found_award_document = snitch(not_found_award_document)
     test_create_tender_award_document = snitch(create_tender_award_document)
+    test_create_tender_award_with_the_invalid_document_type = snitch(create_tender_award_with_the_invalid_document_type)
     test_put_tender_award_document = snitch(put_tender_award_document)
     test_patch_tender_award_document = snitch(patch_tender_award_document)
     test_create_award_document_bot = snitch(create_award_document_bot)
diff --git a/src/openprocurement/tender/belowthreshold/tests/award_blanks.py b/src/openprocurement/tender/belowthreshold/tests/award_blanks.py
index f040dc25c6..9aaf09b570 100644
--- a/src/openprocurement/tender/belowthreshold/tests/award_blanks.py
+++ b/src/openprocurement/tender/belowthreshold/tests/award_blanks.py
@@ -4,10 +4,12 @@
 from webtest import AppError
 import mock
 import dateutil.parser
-
+import re
+import ast
+from copy import deepcopy
 from openprocurement.api.utils import get_now
 from openprocurement.tender.belowthreshold.tests.base import (
-    test_organization, test_draft_claim, test_claim, test_cancellation
+    test_organization, test_draft_claim, test_claim, test_cancellation, test_tender_document_data
 )
 
 
@@ -590,6 +592,41 @@ def create_tender_award_no_scale(self):
     self.assertEqual(response.content_type, "application/json")
     self.assertNotIn("scale", response.json["data"]["suppliers"][0])
 
+def create_tender_award_with_the_invalid_document_type(self):
+    document_data = deepcopy(test_tender_document_data)
+    document_data["url"] = self.generate_docservice_url()
+    document_data["hash"] = "md5:" + "0" * 32
+    document_data["documentType"] = "smth"
+
+    response = self.app.post(
+        "/tenders/{}/awards/{}/documents?acc_token={}".format(self.tender_id, self.award_id, self.tender_token),
+        upload_files=[("file", "name.doc", "content")],
+    )
+    self.assertEqual(response.status, "201 Created")
+    self.assertEqual(response.content_type, "application/json")
+   
+    doc_id = response.json["data"]["id"]
+    self.assertIn(doc_id, response.headers["Location"])
+    self.assertEqual(u"name.doc", response.json["data"]["title"])
+    response = self.app.patch_json(
+        "/tenders/{}/awards/{}/documents/{}?acc_token={}".format(self.tender_id, self.award_id,doc_id, self.tender_token),
+        {"data": {"documentType": "smth"}},
+        status=422,
+    )
+    self.assertEqual(response.status, "422 Unprocessable Entity")
+    self.assertEqual(response.content_type, "application/json")
+    response_doctype_dict = re.findall(r"\[.*\]",response.json["errors"][0]["description"][0])[0]
+    response_doctype_dict = ast.literal_eval(response_doctype_dict)
+    response_doctype_dict = [n.strip() for n in response_doctype_dict]
+    self.assertListEqual(
+        response_doctype_dict, 
+        ["tenderNotice","awardNotice","contractNotice","notice","biddingDocuments","technicalSpecifications",
+        "evaluationCriteria","clarifications","shortlistedFirms","riskProvisions","billOfQuantity","bidders",
+        "conflictOfInterest","debarments","evaluationReports","winningBid","complaints","contractSigned",
+        "contractArrangements","contractSchedule","contractAnnexe","contractGuarantees","subContract",
+        "eligibilityCriteria","contractProforma","commercialProposal","qualificationDocuments",
+        "eligibilityDocuments","registerExtract","registerFiscal","winningBid","contractTemplate",
+        "contractSchema","contractForm","contractData","contractProforma"])
 
 # TenderLotAwardResourceTest
 
diff --git a/src/openprocurement/tender/belowthreshold/tests/base.py b/src/openprocurement/tender/belowthreshold/tests/base.py
index 01b66ab0c8..ad2bfb6a25 100644
--- a/src/openprocurement/tender/belowthreshold/tests/base.py
+++ b/src/openprocurement/tender/belowthreshold/tests/base.py
@@ -84,6 +84,15 @@
     "procurementMethodType": "belowThreshold",
     "milestones": test_milestones,
 }
+
+test_tender_document_data = {
+    "url": "http://ds.prozorro.local/get/b97562e3f33c493297fd14dd6d8c50f0?KeyID=a8968c46&Signature=3OV7QC7f%2ByfcGTvpy0tf%2FaM%2BFRI6kkg1ImfEJlfAx5qi%2FLY7IIj7TFqtxgaPrzdd%2BWIOCe3O5Q7WhXkOdCB9CQ%3D%3D",
+    "documentType":"tenderNotice",
+    "title": "Notice.pdf",
+    "hash": "md5:00000000000000000000000000000000",
+    "format": "application/pdf"
+}
+
 if SANDBOX_MODE:
     test_tender_data["procurementMethodDetails"] = "quick, accelerator=1440"
 test_features_tender_data = test_tender_data.copy()
diff --git a/src/openprocurement/tender/belowthreshold/tests/document.py b/src/openprocurement/tender/belowthreshold/tests/document.py
index 9f6960bae1..cc08204987 100644
--- a/src/openprocurement/tender/belowthreshold/tests/document.py
+++ b/src/openprocurement/tender/belowthreshold/tests/document.py
@@ -11,6 +11,7 @@
     create_tender_document,
     put_tender_document,
     patch_tender_document,
+    create_document_with_the_invalid_document_type,
     # TenderDocumentWithDSResourceTest
     create_tender_document_error,
     create_tender_document_json_invalid,
@@ -33,6 +34,7 @@ class TenderDocumentWithDSResourceTestMixin(object):
     test_create_tender_document_json_invalid = snitch(create_tender_document_json_invalid)
     test_create_tender_document_json = snitch(create_tender_document_json)
     test_put_tender_document_json = snitch(put_tender_document_json)
+    test_create_document_with_the_invalid_document_type = snitch(create_document_with_the_invalid_document_type)
 
 
 class TenderDocumentResourceTest(TenderContentWebTest, TenderDocumentResourceTestMixin):
diff --git a/src/openprocurement/tender/belowthreshold/tests/document_blanks.py b/src/openprocurement/tender/belowthreshold/tests/document_blanks.py
index ae12c06efb..a2039cb1e1 100644
--- a/src/openprocurement/tender/belowthreshold/tests/document_blanks.py
+++ b/src/openprocurement/tender/belowthreshold/tests/document_blanks.py
@@ -2,8 +2,13 @@
 from email.header import Header
 
 # TenderDocumentResourceTest
+import re
+import ast
 from mock import patch
+from copy import deepcopy
 from openprocurement.tender.core.tests.base import bad_rs_request, srequest
+from openprocurement.tender.belowthreshold.tests.base import test_tender_document_data
+from openprocurement.api.models import Document as BaseDocument
 
 
 def not_found(self):
@@ -888,3 +893,21 @@ def lot_patch_tender_document_json_items_none(self):
 
     errors = {error["name"]: error["description"] for error in response.json["errors"]}
     self.assertEqual(errors["documents"][0], {"relatedItem": ["relatedItem should be one of items"]})
+
+
+def create_document_with_the_invalid_document_type(self):
+    """
+    A test checks if errors raise in case of processing document with the invalid document type (documentType field).
+    """
+    document_data = deepcopy(test_tender_document_data)
+    document_data["url"] = self.generate_docservice_url()
+    document_data["hash"] = "md5:" + "0" * 32
+    document_data["documentType"] = "smth"
+
+    response = self.app.post_json("/tenders/{}/documents?acc_token={}".format(
+            self.tender_id, self.tender_token),{"data":document_data}, status=422)
+    self.assertEqual(response.status, "422 Unprocessable Entity")
+    self.assertEqual(response.content_type, "application/json")
+    response_doctype_dict = re.findall(r"\[.*\]",response.json["errors"][0]["description"][0])[0]
+    response_doctype_dict = ast.literal_eval(response_doctype_dict)
+    response_doctype_dict = [n.strip() for n in response_doctype_dict]
\ No newline at end of file
diff --git a/src/openprocurement/tender/cfaselectionua/tests/award.py b/src/openprocurement/tender/cfaselectionua/tests/award.py
index 094debba84..e87f4e62fb 100644
--- a/src/openprocurement/tender/cfaselectionua/tests/award.py
+++ b/src/openprocurement/tender/cfaselectionua/tests/award.py
@@ -3,7 +3,10 @@
 from copy import deepcopy
 
 from openprocurement.api.tests.base import snitch
-from openprocurement.tender.belowthreshold.tests.award_blanks import patch_tender_lot_award_lots_none
+from openprocurement.tender.belowthreshold.tests.award_blanks import (
+    patch_tender_lot_award_lots_none,
+    create_tender_award_with_the_invalid_document_type,
+)
 from openprocurement.tender.cfaselectionua.adapters.configurator import TenderCfaSelectionUAConfigurator
 from openprocurement.tender.cfaselectionua.tests.base import (
     TenderContentWebTest,
@@ -53,6 +56,7 @@ class TenderAwardResourceTestMixin(object):
 class TenderAwardDocumentResourceTestMixin(object):
     test_not_found_award_document = snitch(not_found_award_document)
     test_create_tender_award_document = snitch(create_tender_award_document)
+    test_create_tender_award_with_the_invalid_document_type = snitch(create_tender_award_with_the_invalid_document_type)
     test_put_tender_award_document = snitch(put_tender_award_document)
     test_patch_tender_award_document = snitch(patch_tender_award_document)
     test_create_award_document_bot = snitch(create_award_document_bot)
diff --git a/src/openprocurement/tender/cfaselectionua/tests/document.py b/src/openprocurement/tender/cfaselectionua/tests/document.py
index d247628e5e..0912279f48 100644
--- a/src/openprocurement/tender/cfaselectionua/tests/document.py
+++ b/src/openprocurement/tender/cfaselectionua/tests/document.py
@@ -10,6 +10,7 @@
     create_tender_document_json_invalid,
     create_tender_document_json,
     put_tender_document_json,
+    create_document_with_the_invalid_document_type,
 )
 
 from openprocurement.tender.cfaselectionua.tests.document_blanks import (
@@ -34,6 +35,7 @@ class TenderDocumentWithDSResourceTestMixin(object):
     test_create_tender_document_json_invalid = snitch(create_tender_document_json_invalid)
     test_create_tender_document_json = snitch(create_tender_document_json)
     test_put_tender_document_json = snitch(put_tender_document_json)
+    test_create_document_with_the_invalid_document_type = snitch(create_document_with_the_invalid_document_type)
 
 
 class TenderDocumentResourceTest(TenderContentWebTest, TenderDocumentResourceTestMixin):
diff --git a/src/openprocurement/tender/competitivedialogue/tests/stage1/document.py b/src/openprocurement/tender/competitivedialogue/tests/stage1/document.py
index 1845a6349f..d898bdd107 100644
--- a/src/openprocurement/tender/competitivedialogue/tests/stage1/document.py
+++ b/src/openprocurement/tender/competitivedialogue/tests/stage1/document.py
@@ -12,6 +12,7 @@
 from openprocurement.tender.competitivedialogue.tests.stage1.document_blanks import (
     put_tender_document,
     patch_tender_document,
+    create_document_with_the_invalid_document_type,
 )
 
 #  _____________________________________________________________________
@@ -61,7 +62,8 @@ class DialogUADocumentResourceTest(BaseCompetitiveDialogUAContentWebTest, Tender
 
     test_put_tender_document = snitch(put_tender_document)
     test_patch_tender_document = snitch(patch_tender_document)
-
+    test_put_tender_json_document_of_document =snitch(put_tender_json_document_of_document)
+    test_create_document_with_the_invalid_document_type = snitch(create_document_with_the_invalid_document_type)
 
 class DialogUADocumentWithDSResourceTest(DialogUADocumentResourceTest):
     docservice = True
diff --git a/src/openprocurement/tender/competitivedialogue/tests/stage1/document_blanks.py b/src/openprocurement/tender/competitivedialogue/tests/stage1/document_blanks.py
index 0d21682b24..7460ac7639 100644
--- a/src/openprocurement/tender/competitivedialogue/tests/stage1/document_blanks.py
+++ b/src/openprocurement/tender/competitivedialogue/tests/stage1/document_blanks.py
@@ -1,5 +1,9 @@
 # -*- coding: utf-8 -*-
 from email.header import Header
+import re
+import ast
+from openprocurement.tender.belowthreshold.tests.base import test_tender_document_data
+from openprocurement.api.models import Document as BaseDocument
 
 
 # DialogEUDocumentResourceTest
@@ -244,3 +248,30 @@ def patch_tender_document(self):
     self.assertEqual(response.content_type, "application/json")
     self.assertEqual(doc_id, response.json["data"]["id"])
     self.assertEqual("document description", response.json["data"]["description"])
+
+
+def create_document_with_the_invalid_document_type(self):
+    """
+    A test checks if errors raise in case of processing document with the invalid document type (documentType field).
+    """
+    response = self.app.post(
+        "/tenders/{}/documents?acc_token={}".format(self.tender_id, self.tender_token),
+        upload_files=[("file", str(Header(u"укр.doc", "utf-8")), "content")],
+    )
+    self.assertEqual(response.status, "201 Created")
+    self.assertEqual(response.content_type, "application/json")
+    doc_id = response.json["data"]["id"]
+    self.assertIn(doc_id, response.headers["Location"])
+    self.assertEqual(u"укр.doc", response.json["data"]["title"])
+
+    # Try connect document with lot, without description in params
+    response = self.app.patch_json(
+        "/tenders/{}/documents/{}?acc_token={}".format(self.tender_id, doc_id, self.tender_token),
+        {"data": {"documentType": "smth"}},
+        status=422,
+    )
+    self.assertEqual(response.status, "422 Unprocessable Entity")
+    self.assertEqual(response.content_type, "application/json")
+    response_doctype_dict = re.findall(r"\[.*\]",response.json["errors"][0]["description"][0])[0]
+    response_doctype_dict = ast.literal_eval(response_doctype_dict)
+    response_doctype_dict = [n.strip() for n in response_doctype_dict]
diff --git a/src/openprocurement/tender/competitivedialogue/tests/stage2/document.py b/src/openprocurement/tender/competitivedialogue/tests/stage2/document.py
index c808b634a3..b90fd97dfa 100644
--- a/src/openprocurement/tender/competitivedialogue/tests/stage2/document.py
+++ b/src/openprocurement/tender/competitivedialogue/tests/stage2/document.py
@@ -12,6 +12,7 @@
 from openprocurement.tender.competitivedialogue.tests.stage1.document_blanks import (
     put_tender_document,
     patch_tender_document,
+    create_document_with_the_invalid_document_type,
 )
 
 #  _____________________________________________________________________
@@ -48,7 +49,7 @@ class TenderStage2EUDocumentResourceTest(BaseCompetitiveDialogEUStage2ContentWeb
 
     test_put_tender_document = snitch(put_tender_document)
     test_patch_tender_document = snitch(patch_tender_document)
-
+    test_create_document_with_the_invalid_document_type = snitch(create_document_with_the_invalid_document_type)
 
 class TenderStage2DocumentWithDSResourceTest(TenderStage2EUDocumentResourceTest, TenderDocumentResourceTestMixin):
     docservice = True
@@ -66,7 +67,6 @@ class TenderStage2UADocumentResourceTest(BaseCompetitiveDialogUAStage2ContentWeb
     test_put_tender_document = snitch(put_tender_document)
     test_patch_tender_document = snitch(patch_tender_document)
 
-
 class TenderStage2UADocumentWithDSResourceTest(TenderStage2UADocumentResourceTest, TenderDocumentResourceTestMixin):
     docservice = True
 
diff --git a/src/openprocurement/tender/core/models.py b/src/openprocurement/tender/core/models.py
index f4ff649235..89272658b6 100644
--- a/src/openprocurement/tender/core/models.py
+++ b/src/openprocurement/tender/core/models.py
@@ -148,8 +148,6 @@ def export_loop(self, model_instance, field_converter, role=None, print_none=Fal
 
 
 class Document(BaseDocument):
-    documentOf = StringType(required=True, choices=["tender", "item", "lot"], default="tender")
-
     def validate_relatedItem(self, data, relatedItem):
         if not relatedItem and data.get("documentOf") in ["item", "lot"]:
             raise ValidationError(u"This field is required.")
diff --git a/src/openprocurement/tender/openuadefense/tests/document.py b/src/openprocurement/tender/openuadefense/tests/document.py
index 669aebc733..3bddd0afe0 100644
--- a/src/openprocurement/tender/openuadefense/tests/document.py
+++ b/src/openprocurement/tender/openuadefense/tests/document.py
@@ -13,6 +13,7 @@
     create_tender_document_json_invalid,
     create_tender_document_json,
     put_tender_document_json,
+    create_document_with_the_invalid_document_type,
 )
 
 from openprocurement.tender.openuadefense.tests.base import BaseTenderUAContentWebTest
@@ -33,6 +34,7 @@ class TenderDocumentWithDSResourceTest(TenderDocumentResourceTest):
     test_create_tender_document_json_invalid = snitch(create_tender_document_json_invalid)
     test_create_tender_document_json = snitch(create_tender_document_json)
     test_put_tender_document_json = snitch(put_tender_document_json)
+    test_create_document_with_the_invalid_document_type = snitch(create_document_with_the_invalid_document_type)
 
 
 def suite():