diff --git a/cg/apps/tb/api.py b/cg/apps/tb/api.py
index a2db0fcabc..bb1b64b42e 100644
--- a/cg/apps/tb/api.py
+++ b/cg/apps/tb/api.py
@@ -119,6 +119,7 @@ def add_pending_analysis(
         ticket: str = None,
         workflow_manager: str = WorkflowManager.Slurm,
         tower_workflow_id: str | None = None,
+        is_hidden: bool = False,
     ) -> TrailblazerAnalysis:
         request_body = {
             "case_id": case_id,
@@ -132,6 +133,7 @@ def add_pending_analysis(
             "ticket": ticket,
             "workflow_manager": workflow_manager,
             "tower_workflow_id": tower_workflow_id,
+            "is_hidden": is_hidden,
         }
         LOG.debug(f"Submitting job to Trailblazer: {request_body}")
         if response := self.query_trailblazer(
diff --git a/cg/constants/constants.py b/cg/constants/constants.py
index c7ae23d812..5f928f3b5b 100644
--- a/cg/constants/constants.py
+++ b/cg/constants/constants.py
@@ -306,3 +306,6 @@ class SequencingQCStatus(Enum):
     FAILED = auto()
     PASSED = auto()
     PENDING = auto()
+
+
+DEVELOPMENT_CUSTOMER_ID = "cust000"
diff --git a/cg/meta/workflow/analysis.py b/cg/meta/workflow/analysis.py
index 11158b1093..4e71fa4315 100644
--- a/cg/meta/workflow/analysis.py
+++ b/cg/meta/workflow/analysis.py
@@ -13,6 +13,7 @@
 from cg.clients.chanjo2.models import CoverageMetrics
 from cg.constants import EXIT_FAIL, EXIT_SUCCESS, Priority, SequencingFileTag, Workflow
 from cg.constants.constants import (
+    DEVELOPMENT_CUSTOMER_ID,
     AnalysisType,
     CaseActions,
     FileFormat,
@@ -292,6 +293,7 @@ def add_pending_trailblazer_analysis(
         ticket: str = self.status_db.get_latest_ticket_from_case(case_id)
         workflow: Workflow = self.workflow
         workflow_manager: str = self.get_workflow_manager()
+        is_case_for_development: bool = self._is_case_for_development(case_id)
         self.trailblazer_api.add_pending_analysis(
             analysis_type=application_type,
             case_id=case_id,
@@ -304,8 +306,13 @@ def add_pending_trailblazer_analysis(
             workflow=workflow,
             workflow_manager=workflow_manager,
             tower_workflow_id=tower_workflow_id,
+            is_hidden=is_case_for_development,
         )
 
+    def _is_case_for_development(self, case_id: str) -> bool:
+        case: Case = self.status_db.get_case_by_internal_id(case_id)
+        return case.customer.internal_id == DEVELOPMENT_CUSTOMER_ID
+
     def _get_order_id_from_case_id(self, case_id) -> int:
         case: Case = self.status_db.get_case_by_internal_id(case_id)
         return case.latest_order.id