diff --git a/src/taskgraph/morph.py b/src/taskgraph/morph.py
--- a/src/taskgraph/morph.py
+++ b/src/taskgraph/morph.py
@@ -164,14 +164,80 @@
         logger.info('Added {} index tasks'.format(len(added)))
 
     return taskgraph, label_to_taskid
 
 
+def _get_morph_url():
+    """
+    Guess a URL for the current file, for source metadata for created tasks.
+
+    If we checked out the taskgraph code with run-task in the decision task,
+    we can use TASKGRAPH_* to find the right version, which covers the
+    existing use case.
+    """
+    taskgraph_repo = os.environ.get(
+        'TASKGRAPH_HEAD_REPOSITORY', 'https://hg.mozilla.org/ci/taskgraph'
+    )
+    taskgraph_rev = os.environ.get('TASKGRAPH_HEAD_REV', 'default')
+    return '{}/raw-file/{}/src/taskgraph/morph.py'.format(taskgraph_repo, taskgraph_rev)
+
+
+def add_code_review_task(taskgraph, label_to_taskid, parameters, graph_config):
+    logger.debug('Morphing: adding index tasks')
+
+    diff = parameters.get('phabricator_diff')
+    if not diff:
+        return taskgraph, label_to_taskid
+
+    code_review_tasks = {}
+    for label, task in taskgraph.tasks.iteritems():
+        if task.attributes.get('code-review'):
+            code_review_tasks[task.label] = task.task_id
+
+    if code_review_tasks:
+        code_review_task_def = {
+            'provisionerId': 'built-in',
+            'workerType': 'succeed',
+            'dependencies': sorted(code_review_tasks.values()),
+            # This option permits to run the task
+            # regardless of the dependencies tasks exit status
+            # as we are interested in the task failures
+            'requires': 'all-resolved',
+            'created': {'relative-datestamp': '0 seconds'},
+            'deadline': {'relative-datestamp': '1 day'},
+            # no point existing past the parent task's deadline
+            'expires': {'relative-datestamp': '1 day'},
+            'metadata': {
+                'name': 'code-review',
+                'description': "List all issues found in static analysis and linting tasks",
+                'owner': parameters['owner'],
+                'source': _get_morph_url(),
+            },
+            'scopes': [],
+            'payload': {},
+            'routes': ['project.relman.codereview.v1.try_ending'],
+            'extra': {
+                'code-review': {
+                    'phabricator-diff': diff,
+                }
+            }
+        }
+        task = Task(kind='misc', label='code-review', attributes={}, task=code_review_task_def,
+                    dependencies=code_review_tasks)
+        task.task_id = slugid()
+        taskgraph, label_to_taskid = amend_taskgraph(
+            taskgraph, label_to_taskid, [task])
+        logger.info('Added code review task.')
+
+    return taskgraph, label_to_taskid
+
+
 def morph(taskgraph, label_to_taskid, parameters, graph_config):
     """Apply all morphs"""
     morphs = [
         add_index_tasks,
+        add_code_review_task,
     ]
 
     for m in morphs:
         taskgraph, label_to_taskid = m(taskgraph, label_to_taskid, parameters, graph_config)
     return taskgraph, label_to_taskid
diff --git a/src/taskgraph/parameters.py b/src/taskgraph/parameters.py
--- a/src/taskgraph/parameters.py
+++ b/src/taskgraph/parameters.py
@@ -8,18 +8,22 @@
 
 import json
 import time
 from datetime import datetime
 
+from six import text_type
+
 from taskgraph.util.schema import validate_schema
 from taskgraph.util.vcs import calculate_head_rev, get_repo_path, get_repository_type
 from taskgraph.util.memoize import memoize
 from taskgraph.util.readonlydict import ReadOnlyDict
 from voluptuous import (
     ALLOW_EXTRA,
     Required,
+    Optional,
     Schema,
+    Any,
 )
 
 
 class ParameterMismatch(Exception):
     """Raised when a parameters.yml has extra or missing parameters."""
@@ -59,10 +63,11 @@
     Required('pushdate'): int,
     Required('pushlog_id'): basestring,
     Required('repository_type'): basestring,
     Required('target_tasks_method'): basestring,
     Required('tasks_for'): basestring,
+    Optional('phabricator_diff'): Any(None, text_type),
 })
 
 
 def extend_parameters_schema(schema):
     """
diff --git a/src/taskgraph/target_tasks.py b/src/taskgraph/target_tasks.py
--- a/src/taskgraph/target_tasks.py
+++ b/src/taskgraph/target_tasks.py
@@ -54,9 +54,18 @@
     via the `run_on_projects` attributes."""
     return [l for l, t in full_task_graph.tasks.iteritems()
             if standard_filter(t, parameters)]
 
 
+@_target_task('codereview')
+def target_tasks_codereview(full_task_graph, parameters, graph_config):
+    """Target the tasks which have indicated they should be run on this project
+    via the `run_on_projects` attributes."""
+    return [l for l, t in full_task_graph.tasks.iteritems()
+            if standard_filter(t, parameters)
+            and t.attributes.get('code-review')]
+
+
 @_target_task('nothing')
 def target_tasks_nothing(full_task_graph, parameters, graph_config):
     """Select nothing, for DONTBUILD pushes"""
     return []
diff --git a/src/taskgraph/test/test_parameters.py b/src/taskgraph/test/test_parameters.py
--- a/src/taskgraph/test/test_parameters.py
+++ b/src/taskgraph/test/test_parameters.py
@@ -36,10 +36,12 @@
         'pushdate': 0,
         'pushlog_id': '0',
         'repository_type': 'hg',
         'target_tasks_method': 'default',
         'tasks_for': 'github-push',
+        'phabricator_diff': None,
+        'broken': None,
     }
 
     def test_Parameters_immutable(self):
         p = Parameters(**self.vals)
 
diff --git a/taskcluster/ci/tests/kind.yml b/taskcluster/ci/tests/kind.yml
--- a/taskcluster/ci/tests/kind.yml
+++ b/taskcluster/ci/tests/kind.yml
@@ -10,10 +10,11 @@
     - taskgraph.transforms.task:transforms
 
 job-defaults:
     attributes:
         retrigger: true
+        code-review: true
     worker-type: t-linux
     worker:
         docker-image: {in-tree: python2.7}
         max-run-time: 3600
     treeherder: