diff --git a/refpolicy/policy/modules/kernel/corenetwork.if.in b/refpolicy/policy/modules/kernel/corenetwork.if.in
index 61174bc..344e1e6 100644
--- a/refpolicy/policy/modules/kernel/corenetwork.if.in
+++ b/refpolicy/policy/modules/kernel/corenetwork.if.in
@@ -1,4 +1,7 @@
 ## <summary>Policy controlling access to network objects</summary>
+## <required val="true">
+##	Contains the initial SIDs for network objects.
+## </required>
 
 ########################################
 ## <summary>
diff --git a/refpolicy/policy/modules/kernel/filesystem.if b/refpolicy/policy/modules/kernel/filesystem.if
index f744595..b8618ad 100644
--- a/refpolicy/policy/modules/kernel/filesystem.if
+++ b/refpolicy/policy/modules/kernel/filesystem.if
@@ -1,4 +1,7 @@
 ## <summary>Policy for filesystems.</summary>
+## <required val="true">
+##	Contains the initial SID for the filesystems.
+## </required>
 
 ########################################
 ## <desc>
diff --git a/refpolicy/policy/modules/kernel/kernel.if b/refpolicy/policy/modules/kernel/kernel.if
index d8c89cc..2c58d7a 100644
--- a/refpolicy/policy/modules/kernel/kernel.if
+++ b/refpolicy/policy/modules/kernel/kernel.if
@@ -1,7 +1,9 @@
 ## <summary>
-## Policy for kernel threads, proc filesystem,
-## and unlabeled processes and objects.
+##	Policy for kernel threads, proc filesystem,and unlabeled processes and objects.
 ## </summary>
+## <required val="true">
+##	This policy has initial SIDs.
+## </required>
 
 ########################################
 ## <desc>
diff --git a/refpolicy/policy/modules/kernel/selinux.if b/refpolicy/policy/modules/kernel/selinux.if
index f8a01cf..a8baa0c 100644
--- a/refpolicy/policy/modules/kernel/selinux.if
+++ b/refpolicy/policy/modules/kernel/selinux.if
@@ -1,6 +1,9 @@
 ## <summary>
 ## Policy for kernel security interface, in particular, selinuxfs.
 ## </summary>
+## <required val="true">
+##	Contains the policy for the kernel SELinux security interface.
+## </required>
 
 ########################################
 ## <desc>
diff --git a/refpolicy/policy/modules/system/domain.if b/refpolicy/policy/modules/system/domain.if
index 663d934..28da967 100644
--- a/refpolicy/policy/modules/system/domain.if
+++ b/refpolicy/policy/modules/system/domain.if
@@ -1,4 +1,7 @@
 ## <summary>Core policy for domains.</summary>
+## <required val="true">
+##	Contains the concept of a domain.
+## </required>
 
 ########################################
 #
diff --git a/refpolicy/policy/modules/system/files.if b/refpolicy/policy/modules/system/files.if
index 0ebd3ff..10dc4da 100644
--- a/refpolicy/policy/modules/system/files.if
+++ b/refpolicy/policy/modules/system/files.if
@@ -14,6 +14,10 @@
 ## </ul>
 ## </p>
 ## </desc>
+## <required val="true">
+##	Contains the concept of a file.
+##	Comains the file initial SID.
+## </required>
 
 ########################################
 #