diff --git a/.changelog/10893.txt b/.changelog/10893.txt
new file mode 100644
index 000000000000..ffaf9e19edc6
--- /dev/null
+++ b/.changelog/10893.txt
@@ -0,0 +1,3 @@
+```release-note:bug
+ui: Fixes bug where UI was not detecting namespace-specific capabilities.
+```
\ No newline at end of file
diff --git a/ui/app/components/task-group-row.js b/ui/app/components/task-group-row.js
index 8f01fd05efdd..57d9e9336aee 100644
--- a/ui/app/components/task-group-row.js
+++ b/ui/app/components/task-group-row.js
@@ -19,9 +19,14 @@ export default class TaskGroupRow extends Component {
   @oneWay('taskGroup.count') count;
   @alias('taskGroup.job.runningDeployment') runningDeployment;
 
-  @computed('runningDeployment')
+  get namespace() {
+    return this.get('taskGroup.job.namespace.name');
+  }
+
+  @computed('runningDeployment', 'namespace')
   get tooltipText() {
-    if (this.can.cannot('scale job')) return "You aren't allowed to scale task groups";
+    if (this.can.cannot('scale job', null, { namespace: this.namespace }))
+      return "You aren't allowed to scale task groups";
     if (this.runningDeployment) return 'You cannot scale task groups during a deployment';
     return undefined;
   }
diff --git a/ui/app/controllers/jobs/job/task-group.js b/ui/app/controllers/jobs/job/task-group.js
index 8a86ddcf86fb..a85c97d30b2c 100644
--- a/ui/app/controllers/jobs/job/task-group.js
+++ b/ui/app/controllers/jobs/job/task-group.js
@@ -66,9 +66,10 @@ export default class TaskGroupController extends Controller.extend(
   })
   shouldShowScaleEventTimeline;
 
-  @computed('model.job.runningDeployment')
+  @computed('model.job.{namespace,runningDeployment}')
   get tooltipText() {
-    if (this.can.cannot('scale job')) return "You aren't allowed to scale task groups";
+    if (this.can.cannot('scale job', null, { namespace: this.model.job.namespace.get('name') }))
+      return "You aren't allowed to scale task groups";
     if (this.model.job.runningDeployment) return 'You cannot scale task groups during a deployment';
     return undefined;
   }
diff --git a/ui/app/routes/jobs/run.js b/ui/app/routes/jobs/run.js
index ee72d95fbe9b..2111e1334837 100644
--- a/ui/app/routes/jobs/run.js
+++ b/ui/app/routes/jobs/run.js
@@ -15,8 +15,8 @@ export default class RunRoute extends Route {
     },
   ];
 
-  beforeModel() {
-    if (this.can.cannot('run job')) {
+  beforeModel(transition) {
+    if (this.can.cannot('run job', null, { namespace: transition.to.queryParams.namespace })) {
       this.transitionTo('jobs');
     }
   }
diff --git a/ui/app/templates/components/job-version.hbs b/ui/app/templates/components/job-version.hbs
index fc219e964cda..a7076d75f905 100644
--- a/ui/app/templates/components/job-version.hbs
+++ b/ui/app/templates/components/job-version.hbs
@@ -10,7 +10,7 @@
   </span>
   <div class="pull-right">
     {{#unless this.isCurrent}}
-      {{#if (can "run job")}}
+      {{#if (can "run job" namespace=this.version.job.namespace)}}
         <TwoStepButton
           data-test-revert-to
           @classes={{hash
diff --git a/ui/app/templates/components/task-group-row.hbs b/ui/app/templates/components/task-group-row.hbs
index 7a1d20244299..cebf82d37156 100644
--- a/ui/app/templates/components/task-group-row.hbs
+++ b/ui/app/templates/components/task-group-row.hbs
@@ -8,24 +8,25 @@
   {{#if this.taskGroup.scaling}}
   <div
     data-test-scale-controls
-    class="button-bar is-shadowless is-text bumper-left {{if (or this.runningDeployment (cannot "scale job")) "tooltip multiline"}}"
+    class="button-bar is-shadowless is-text bumper-left {{if (or this.runningDeployment (cannot "scale job" namespace=this.namespace)) "tooltip multiline"}}"
     aria-label={{this.tooltipText}}>
       <button
         data-test-scale="decrement"
         role="button"
         aria-label="decrement"
         class="button is-xsmall is-light"
-        disabled={{or this.isMinimum this.runningDeployment (cannot "scale job")}}
+        disabled={{or this.isMinimum this.runningDeployment (cannot "scale job" namespace=this.namespace)}}
         onclick={{action "countDown"}}
         type="button">
         {{x-icon "minus-plain" class="is-text"}}
       </button>
       <button
+        data-test-scale-controls-increment
         data-test-scale="increment"
         role="button"
         aria-label="increment"
         class="button is-xsmall is-light"
-        disabled={{or this.isMaximum this.runningDeployment (cannot "scale job")}}
+        disabled={{or this.isMaximum this.runningDeployment (cannot "scale job" namespace=this.namespace)}}
         onclick={{action "countUp"}}
         type="button">
         {{x-icon "plus-plain" class="is-text"}}
diff --git a/ui/app/templates/jobs/index.hbs b/ui/app/templates/jobs/index.hbs
index a9511e363d1f..3962ac33256d 100644
--- a/ui/app/templates/jobs/index.hbs
+++ b/ui/app/templates/jobs/index.hbs
@@ -12,8 +12,8 @@
     </div>
     {{#if (media "isMobile")}}
       <div class="toolbar-item is-right-aligned">
-        {{#if (can "run job")}}
-          <LinkTo @route="jobs.run" data-test-run-job class="button is-primary">Run Job</LinkTo>
+        {{#if (can "run job" namespace=this.qpNamespace)}}
+          <LinkTo @route="jobs.run" @query={{hash namespace=this.qpNamespace}} data-test-run-job class="button is-primary">Run Job</LinkTo>
         {{else}}
           <button
             data-test-run-job
@@ -66,8 +66,8 @@
     </div>
     {{#if (not (media "isMobile"))}}
       <div class="toolbar-item is-right-aligned">
-        {{#if (can "run job")}}
-          <LinkTo @route="jobs.run" data-test-run-job class="button is-primary">Run Job</LinkTo>
+        {{#if (can "run job" namespace=this.qpNamespace)}}
+          <LinkTo @route="jobs.run" @query={{hash namespace=this.qpNamespace}} data-test-run-job class="button is-primary">Run Job</LinkTo>
         {{else}}
           <button
             data-test-run-job
diff --git a/ui/app/templates/jobs/job/task-group.hbs b/ui/app/templates/jobs/job/task-group.hbs
index e1f7fd5c0699..2d7525264f9e 100644
--- a/ui/app/templates/jobs/job/task-group.hbs
+++ b/ui/app/templates/jobs/job/task-group.hbs
@@ -17,7 +17,7 @@
         @max={{this.model.scaling.max}}
         @value={{this.model.count}}
         @class="is-primary is-small"
-        @disabled={{or this.model.job.runningDeployment (cannot "scale job")}}
+        @disabled={{or this.model.job.runningDeployment (cannot "scale job" namespace=this.model.job.namespace.name)}}
         @onChange={{action "scaleTaskGroup"}}>
         Count
       </StepperInput>
diff --git a/ui/tests/acceptance/job-detail-test.js b/ui/tests/acceptance/job-detail-test.js
index ebbeea0154de..c9a0821507ad 100644
--- a/ui/tests/acceptance/job-detail-test.js
+++ b/ui/tests/acceptance/job-detail-test.js
@@ -253,4 +253,72 @@ module('Acceptance | job detail (with namespaces)', function(hooks) {
       0
     );
   });
+
+  test('when the dynamic autoscaler is applied, you can scale a task within the job detail page', async function(assert) {
+    const SCALE_AND_WRITE_NAMESPACE = 'scale-and-write-namespace';
+    const READ_ONLY_NAMESPACE = 'read-only-namespace';
+    const clientToken = server.create('token');
+
+    const namespace = server.create('namespace', { id: SCALE_AND_WRITE_NAMESPACE });
+    const secondNamespace = server.create('namespace', { id: READ_ONLY_NAMESPACE });
+
+    job = server.create('job', {
+      groupCount: 0,
+      createAllocations: false,
+      shallow: true,
+      noActiveDeployment: true,
+      namespaceId: SCALE_AND_WRITE_NAMESPACE,
+    });
+
+    const job2 = server.create('job', {
+      groupCount: 0,
+      createAllocations: false,
+      shallow: true,
+      noActiveDeployment: true,
+      namespaceId: READ_ONLY_NAMESPACE,
+    });
+    const scalingGroup2 = server.create('task-group', {
+      job: job2,
+      name: 'scaling',
+      count: 1,
+      shallow: true,
+      withScaling: true,
+    });
+    job2.update({ taskGroupIds: [scalingGroup2.id] });
+
+    const policy = server.create('policy', {
+      id: 'something',
+      name: 'something',
+      rulesJSON: {
+        Namespaces: [
+          {
+            Name: SCALE_AND_WRITE_NAMESPACE,
+            Capabilities: ['scale-job', 'submit-job', 'read-job', 'list-jobs'],
+          },
+          {
+            Name: READ_ONLY_NAMESPACE,
+            Capabilities: ['list-jobs', 'read-job'],
+          },
+        ],
+      },
+    });
+    const scalingGroup = server.create('task-group', {
+      job,
+      name: 'scaling',
+      count: 1,
+      shallow: true,
+      withScaling: true,
+    });
+    job.update({ taskGroupIds: [scalingGroup.id] });
+
+    clientToken.policyIds = [policy.id];
+    clientToken.save();
+    window.localStorage.nomadTokenSecret = clientToken.secretId;
+
+    await JobDetail.visit({ id: job.id, namespace: namespace.name });
+    assert.notOk(JobDetail.incrementButton.isDisabled);
+
+    await JobDetail.visit({ id: job2.id, namespace: secondNamespace.name });
+    assert.ok(JobDetail.incrementButton.isDisabled);
+  });
 });
diff --git a/ui/tests/acceptance/job-run-test.js b/ui/tests/acceptance/job-run-test.js
index f541898919e4..b8d723edac3e 100644
--- a/ui/tests/acceptance/job-run-test.js
+++ b/ui/tests/acceptance/job-run-test.js
@@ -106,4 +106,38 @@ module('Acceptance | job run', function(hooks) {
     await JobRun.visit();
     assert.equal(currentURL(), '/jobs');
   });
+
+  test('when using client token user can still go to job page if they have correct permissions', async function(assert) {
+    const clientTokenWithPolicy = server.create('token');
+    const newNamespace = 'second-namespace';
+
+    server.create('namespace', { id: newNamespace });
+    server.create('job', {
+      groupCount: 0,
+      createAllocations: false,
+      shallow: true,
+      noActiveDeployment: true,
+      namespaceId: newNamespace,
+    });
+
+    const policy = server.create('policy', {
+      id: 'something',
+      name: 'something',
+      rulesJSON: {
+        Namespaces: [
+          {
+            Name: newNamespace,
+            Capabilities: ['scale-job', 'submit-job', 'read-job', 'list-jobs'],
+          },
+        ],
+      },
+    });
+
+    clientTokenWithPolicy.policyIds = [policy.id];
+    clientTokenWithPolicy.save();
+    window.localStorage.nomadTokenSecret = clientTokenWithPolicy.secretId;
+
+    await JobRun.visit({ namespace: newNamespace });
+    assert.equal(currentURL(), `/jobs/run?namespace=${newNamespace}`);
+  });
 });
diff --git a/ui/tests/acceptance/job-versions-test.js b/ui/tests/acceptance/job-versions-test.js
index d9b973e49cdc..127b67793d51 100644
--- a/ui/tests/acceptance/job-versions-test.js
+++ b/ui/tests/acceptance/job-versions-test.js
@@ -52,7 +52,7 @@ module('Acceptance | job versions', function(hooks) {
   test('all versions but the current one have a button to revert to that version', async function(assert) {
     let versionRowToRevertTo;
 
-    Versions.versions.forEach((versionRow) => {
+    Versions.versions.forEach(versionRow => {
       if (versionRow.number === job.version) {
         assert.ok(versionRow.revertToButton.isHidden);
       } else {
@@ -67,7 +67,9 @@ module('Acceptance | job versions', function(hooks) {
       await versionRowToRevertTo.revertToButton.idle();
       await versionRowToRevertTo.revertToButton.confirm();
 
-      const revertRequest = this.server.pretender.handledRequests.find(request => request.url.includes('revert'));
+      const revertRequest = this.server.pretender.handledRequests.find(request =>
+        request.url.includes('revert')
+      );
 
       assert.equal(revertRequest.url, `/v1/job/${job.id}/revert?namespace=${namespace.id}`);
 
@@ -81,7 +83,9 @@ module('Acceptance | job versions', function(hooks) {
   });
 
   test('when reversion fails, the error message from the API is piped through to the alert', async function(assert) {
-    const versionRowToRevertTo = Versions.versions.filter(versionRow => versionRow.revertToButton.isPresent)[0];
+    const versionRowToRevertTo = Versions.versions.filter(
+      versionRow => versionRow.revertToButton.isPresent
+    )[0];
 
     if (versionRowToRevertTo) {
       const message = 'A plaintext error message';
@@ -104,7 +108,9 @@ module('Acceptance | job versions', function(hooks) {
   });
 
   test('when reversion has no effect, the error message explains', async function(assert) {
-    const versionRowToRevertTo = Versions.versions.filter(versionRow => versionRow.revertToButton.isPresent)[0];
+    const versionRowToRevertTo = Versions.versions.filter(
+      versionRow => versionRow.revertToButton.isPresent
+    )[0];
 
     if (versionRowToRevertTo) {
       // The default Mirage implementation updates the job version as passed in, this does nothing
@@ -116,7 +122,10 @@ module('Acceptance | job versions', function(hooks) {
       assert.ok(Layout.inlineError.isShown);
       assert.ok(Layout.inlineError.isWarning);
       assert.ok(Layout.inlineError.title.includes('Reversion Had No Effect'));
-      assert.equal(Layout.inlineError.message, 'Reverting to an identical older version doesn’t produce a new version');
+      assert.equal(
+        Layout.inlineError.message,
+        'Reverting to an identical older version doesn’t produce a new version'
+      );
     } else {
       assert.expect(0);
     }
@@ -154,7 +163,9 @@ module('Acceptance | job versions (with client token)', function(hooks) {
   });
 
   test('reversion buttons are disabled when the token lacks permissions', async function(assert) {
-    const versionRowWithReversion = Versions.versions.filter(versionRow => versionRow.revertToButton.isPresent)[0];
+    const versionRowWithReversion = Versions.versions.filter(
+      versionRow => versionRow.revertToButton.isPresent
+    )[0];
 
     if (versionRowWithReversion) {
       assert.ok(versionRowWithReversion.revertToButtonIsDisabled);
@@ -164,4 +175,50 @@ module('Acceptance | job versions (with client token)', function(hooks) {
 
     window.localStorage.clear();
   });
+
+  test('reversion buttons are available when the client token has permissions', async function(assert) {
+    const REVERT_NAMESPACE = 'revert-namespace';
+    window.localStorage.clear();
+    const clientToken = server.create('token');
+
+    server.create('namespace', { id: REVERT_NAMESPACE });
+
+    const job = server.create('job', {
+      groupCount: 0,
+      createAllocations: false,
+      shallow: true,
+      noActiveDeployment: true,
+      namespaceId: REVERT_NAMESPACE,
+    });
+
+    const policy = server.create('policy', {
+      id: 'something',
+      name: 'something',
+      rulesJSON: {
+        Namespaces: [
+          {
+            Name: REVERT_NAMESPACE,
+            Capabilities: ['submit-job'],
+          },
+        ],
+      },
+    });
+
+    clientToken.policyIds = [policy.id];
+    clientToken.save();
+
+    window.localStorage.nomadTokenSecret = clientToken.secretId;
+
+    versions = server.db.jobVersions.where({ jobId: job.id });
+    await Versions.visit({ id: job.id, namespace: REVERT_NAMESPACE });
+    const versionRowWithReversion = Versions.versions.filter(
+      versionRow => versionRow.revertToButton.isPresent
+    )[0];
+
+    if (versionRowWithReversion) {
+      assert.ok(versionRowWithReversion.revertToButtonIsDisabled);
+    } else {
+      assert.expect(0);
+    }
+  });
 });
diff --git a/ui/tests/acceptance/jobs-list-test.js b/ui/tests/acceptance/jobs-list-test.js
index 538225a439c9..5e5c2052e9c0 100644
--- a/ui/tests/acceptance/jobs-list-test.js
+++ b/ui/tests/acceptance/jobs-list-test.js
@@ -356,6 +356,42 @@ module('Acceptance | jobs list', function(hooks) {
     assert.equal(currentURL(), `/csi/volumes?namespace=${namespace.id}`);
   });
 
+  test('when the user has a client token that has a namespace with a policy to run a job', async function(assert) {
+    const READ_AND_WRITE_NAMESPACE = 'read-and-write-namespace';
+    const READ_ONLY_NAMESPACE = 'read-only-namespace';
+
+    server.create('namespace', { id: READ_AND_WRITE_NAMESPACE });
+    server.create('namespace', { id: READ_ONLY_NAMESPACE });
+
+    const policy = server.create('policy', {
+      id: 'something',
+      name: 'something',
+      rulesJSON: {
+        Namespaces: [
+          {
+            Name: READ_AND_WRITE_NAMESPACE,
+            Capabilities: ['submit-job'],
+          },
+          {
+            Name: READ_ONLY_NAMESPACE,
+            Capabilities: ['list-job'],
+          },
+        ],
+      },
+    });
+
+    clientToken.policyIds = [policy.id];
+    clientToken.save();
+
+    window.localStorage.nomadTokenSecret = clientToken.secretId;
+
+    await JobsList.visit({ namespace: READ_AND_WRITE_NAMESPACE });
+    assert.notOk(JobsList.runJobButton.isDisabled);
+
+    await JobsList.visit({ namespace: READ_ONLY_NAMESPACE });
+    assert.ok(JobsList.runJobButton.isDisabled);
+  });
+
   pageSizeSelect({
     resourceName: 'job',
     pageObject: JobsList,
diff --git a/ui/tests/acceptance/task-group-detail-test.js b/ui/tests/acceptance/task-group-detail-test.js
index a56c8874710c..a4533f532b73 100644
--- a/ui/tests/acceptance/task-group-detail-test.js
+++ b/ui/tests/acceptance/task-group-detail-test.js
@@ -82,7 +82,9 @@ module('Acceptance | task group detail', function(hooks) {
   test('/jobs/:id/:task-group should list high-level metrics for the allocation', async function(assert) {
     const totalCPU = tasks.mapBy('resources.CPU').reduce(sum, 0);
     const totalMemory = tasks.mapBy('resources.MemoryMB').reduce(sum, 0);
-    const totalMemoryMax = tasks.map(t => t.resources.MemoryMaxMB || t.resources.MemoryMB).reduce(sum, 0);
+    const totalMemoryMax = tasks
+      .map(t => t.resources.MemoryMaxMB || t.resources.MemoryMB)
+      .reduce(sum, 0);
     const totalDisk = taskGroup.ephemeralDisk.SizeMB;
 
     await TaskGroup.visit({ id: job.id, name: taskGroup.name });
@@ -148,6 +150,88 @@ module('Acceptance | task group detail', function(hooks) {
     );
   });
 
+  test('when the user has a client token that has a namespace with a policy to run and scale a job the autoscaler options should be available', async function(assert) {
+    window.localStorage.clear();
+
+    const SCALE_AND_WRITE_NAMESPACE = 'scale-and-write-namespace';
+    const READ_ONLY_NAMESPACE = 'read-only-namespace';
+    const clientToken = server.create('token');
+
+    server.create('namespace', { id: SCALE_AND_WRITE_NAMESPACE });
+    const secondNamespace = server.create('namespace', { id: READ_ONLY_NAMESPACE });
+
+    job = server.create('job', {
+      groupCount: 0,
+      createAllocations: false,
+      shallow: true,
+      noActiveDeployment: true,
+      namespaceId: SCALE_AND_WRITE_NAMESPACE,
+    });
+    const scalingGroup = server.create('task-group', {
+      job,
+      name: 'scaling',
+      count: 1,
+      shallow: true,
+      withScaling: true,
+    });
+    job.update({ taskGroupIds: [scalingGroup.id] });
+
+    const job2 = server.create('job', {
+      groupCount: 0,
+      createAllocations: false,
+      shallow: true,
+      noActiveDeployment: true,
+      namespaceId: READ_ONLY_NAMESPACE,
+    });
+    const scalingGroup2 = server.create('task-group', {
+      job: job2,
+      name: 'scaling',
+      count: 1,
+      shallow: true,
+      withScaling: true,
+    });
+    job2.update({ taskGroupIds: [scalingGroup2.id] });
+
+    const policy = server.create('policy', {
+      id: 'something',
+      name: 'something',
+      rulesJSON: {
+        Namespaces: [
+          {
+            Name: SCALE_AND_WRITE_NAMESPACE,
+            Capabilities: ['scale-job', 'submit-job', 'read-job', 'list-jobs'],
+          },
+          {
+            Name: READ_ONLY_NAMESPACE,
+            Capabilities: ['list-jobs', 'read-job'],
+          },
+        ],
+      },
+    });
+
+    clientToken.policyIds = [policy.id];
+    clientToken.save();
+
+    window.localStorage.nomadTokenSecret = clientToken.secretId;
+
+    await TaskGroup.visit({
+      id: job.id,
+      name: scalingGroup.name,
+      namespace: SCALE_AND_WRITE_NAMESPACE,
+    });
+
+    assert.equal(currentURL(), `/jobs/${job.id}/scaling?namespace=${SCALE_AND_WRITE_NAMESPACE}`);
+    assert.notOk(TaskGroup.countStepper.increment.isDisabled);
+
+    await TaskGroup.visit({
+      id: job2.id,
+      name: scalingGroup2.name,
+      namespace: secondNamespace.name,
+    });
+    assert.equal(currentURL(), `/jobs/${job2.id}/scaling?namespace=${READ_ONLY_NAMESPACE}`);
+    assert.ok(TaskGroup.countStepper.increment.isDisabled);
+  });
+
   test('/jobs/:id/:task-group should list one page of allocations for the task group', async function(assert) {
     server.createList('allocation', TaskGroup.pageSize, {
       jobId: job.id,
diff --git a/ui/tests/pages/jobs/detail.js b/ui/tests/pages/jobs/detail.js
index 83513e8f0752..81f18f849ca9 100644
--- a/ui/tests/pages/jobs/detail.js
+++ b/ui/tests/pages/jobs/detail.js
@@ -38,6 +38,11 @@ export default create({
     tooltipText: attribute('aria-label'),
   },
 
+  incrementButton: {
+    scope: '[data-test-scale-controls-increment]',
+    isDisabled: property('disabled'),
+  },
+
   dispatchButton: {
     scope: '[data-test-dispatch-button]',
     isDisabled: property('disabled'),
diff --git a/ui/tests/pages/jobs/job/task-group.js b/ui/tests/pages/jobs/job/task-group.js
index c66251d92ef0..192ea152a2fb 100644
--- a/ui/tests/pages/jobs/job/task-group.js
+++ b/ui/tests/pages/jobs/job/task-group.js
@@ -22,6 +22,7 @@ export default create({
   search: fillable('.search-box input'),
 
   countStepper: stepperInput('[data-test-task-group-count-stepper]'),
+  incrementButton: { scope: '[data-test-stepper-increment]' },
 
   tasksCount: text('[data-test-task-group-tasks]'),
   cpu: text('[data-test-task-group-cpu]'),