diff --git a/src/lint/linter/ArcanistLinter.php b/src/lint/linter/ArcanistLinter.php
--- a/src/lint/linter/ArcanistLinter.php
+++ b/src/lint/linter/ArcanistLinter.php
@@ -58,6 +58,20 @@
   }
 
   /**
+   * Return arbitrary additional information.
+   *
+   * Linters can use this method to provide arbitrary additional information to
+   * be included in the output of `arc linters`.
+   *
+   * @return map<string, string>  A mapping of header to body content for the
+   *                              additional information sections.
+   * @task info
+   */
+  public function getAdditionalInformation() {
+    return array();
+  }
+
+  /**
    * Return a human-readable linter name.
    *
    * These are used by `arc linters`, and can let you give a linter a more
diff --git a/src/lint/linter/ArcanistXHPASTLinter.php b/src/lint/linter/ArcanistXHPASTLinter.php
--- a/src/lint/linter/ArcanistXHPASTLinter.php
+++ b/src/lint/linter/ArcanistXHPASTLinter.php
@@ -46,6 +46,29 @@
     return pht('Use XHPAST to enforce coding conventions on PHP source files.');
   }
 
+  public function getAdditionalInformation() {
+    $table = id(new PhutilConsoleTable())
+      ->setBorders(true)
+      ->addColumn('id',    array('title' => pht('ID')))
+      ->addColumn('class', array('title' => pht('Class')))
+      ->addColumn('name',  array('title' => pht('Name')));
+
+    $rules = $this->rules;
+    ksort($rules);
+
+    foreach ($rules as $id => $rule) {
+      $table->addRow(array(
+        'id' => $id,
+        'class' => get_class($rule),
+        'name' => $rule->getLintName(),
+      ));
+    }
+
+    return array(
+      pht('Linter Rules') => $table->drawConsoleString(),
+    );
+  }
+
   public function getLinterName() {
     return 'XHP';
   }
diff --git a/src/workflow/ArcanistLintersWorkflow.php b/src/workflow/ArcanistLintersWorkflow.php
--- a/src/workflow/ArcanistLintersWorkflow.php
+++ b/src/workflow/ArcanistLintersWorkflow.php
@@ -78,6 +78,7 @@
 
     if ($exact) {
       $linter_info = $this->findExactNames($linter_info, $exact);
+
       if (!$linter_info) {
         $console->writeOut(
           "%s\n",
@@ -170,6 +171,18 @@
           $print_tail = true;
         }
 
+        $additional = $linter['additional'];
+        foreach ($additional as $title => $body) {
+          $console->writeOut(
+            "\n%s**%s**\n\n",
+            $pad,
+            $title);
+
+          // TODO: This should maybe use `tsprintf`.
+          // See some discussion in D14563.
+          echo $body;
+        }
+
         if ($print_tail) {
           $console->writeOut("\n");
         }
@@ -250,6 +263,7 @@
         'description' => $linter->getInfoDescription(),
         'exception' => $exception,
         'options' => $linter->getLinterConfigurationOptions(),
+        'additional' => $linter->getAdditionalInformation(),
       );
     }