diff --git a/wifi/aidl/android/hardware/wifi/NanBootstrappingConfirmInd.aidl b/wifi/aidl/android/hardware/wifi/NanBootstrappingConfirmInd.aidl
index 7d7a436..8171572 100644
--- a/wifi/aidl/android/hardware/wifi/NanBootstrappingConfirmInd.aidl
+++ b/wifi/aidl/android/hardware/wifi/NanBootstrappingConfirmInd.aidl
@@ -20,6 +20,9 @@
 import android.hardware.wifi.NanBootstrappingResponseCode;
 import android.hardware.wifi.NanStatus;
 
+/**
+ * See Wi-Fi Aware R4.0 section 9.5.21.7
+ */
 @VintfStability
 parcelable NanBootstrappingConfirmInd {
     /**
diff --git a/wifi/aidl/android/hardware/wifi/NanBootstrappingMethod.aidl b/wifi/aidl/android/hardware/wifi/NanBootstrappingMethod.aidl
index 8960794..da2ff25 100644
--- a/wifi/aidl/android/hardware/wifi/NanBootstrappingMethod.aidl
+++ b/wifi/aidl/android/hardware/wifi/NanBootstrappingMethod.aidl
@@ -17,7 +17,8 @@
 package android.hardware.wifi;
 
 /**
- * Pairing bootstrapping method flag
+ * Pairing bootstrapping method flag.
+ * See Wi-Fi Aware R4.0 section 9.5.21.7 table 128
  */
 @VintfStability
 @Backing(type="int")
diff --git a/wifi/aidl/android/hardware/wifi/NanBootstrappingRequest.aidl b/wifi/aidl/android/hardware/wifi/NanBootstrappingRequest.aidl
index 5297b9f..d386f21 100644
--- a/wifi/aidl/android/hardware/wifi/NanBootstrappingRequest.aidl
+++ b/wifi/aidl/android/hardware/wifi/NanBootstrappingRequest.aidl
@@ -18,6 +18,9 @@
 
 import android.hardware.wifi.NanBootstrappingMethod;
 
+/**
+ * See Wi-Fi Aware R4.0 section 9.5.21.7
+ */
 @VintfStability
 parcelable NanBootstrappingRequest {
     /**
diff --git a/wifi/aidl/android/hardware/wifi/NanBootstrappingRequestInd.aidl b/wifi/aidl/android/hardware/wifi/NanBootstrappingRequestInd.aidl
index e11122f..9094579 100644
--- a/wifi/aidl/android/hardware/wifi/NanBootstrappingRequestInd.aidl
+++ b/wifi/aidl/android/hardware/wifi/NanBootstrappingRequestInd.aidl
@@ -21,7 +21,7 @@
 /**
  * NAN Data path request indication message structure.
  * Event indication received by an intended Responder when a NAN
- * data request initiated by an Initiator.
+ * data request is initiated by an Initiator. See Wi-Fi Aware R4.0 section 9.5.21.7
  */
 @VintfStability
 parcelable NanBootstrappingRequestInd {
diff --git a/wifi/aidl/android/hardware/wifi/NanBootstrappingResponse.aidl b/wifi/aidl/android/hardware/wifi/NanBootstrappingResponse.aidl
index 0a7d621..1fec6b5 100644
--- a/wifi/aidl/android/hardware/wifi/NanBootstrappingResponse.aidl
+++ b/wifi/aidl/android/hardware/wifi/NanBootstrappingResponse.aidl
@@ -18,6 +18,9 @@
 
 import android.hardware.wifi.NanBootstrappingMethod;
 
+/**
+ * See Wi-Fi Aware R4.0 section 9.5.21.7
+ */
 @VintfStability
 parcelable NanBootstrappingResponse {
     /**
diff --git a/wifi/aidl/android/hardware/wifi/NanIdentityResolutionAttribute.aidl b/wifi/aidl/android/hardware/wifi/NanIdentityResolutionAttribute.aidl
index 917feff..807081b 100644
--- a/wifi/aidl/android/hardware/wifi/NanIdentityResolutionAttribute.aidl
+++ b/wifi/aidl/android/hardware/wifi/NanIdentityResolutionAttribute.aidl
@@ -17,7 +17,8 @@
 package android.hardware.wifi;
 
 /**
- * NIRA for pairing identity resolution
+ * NIRA for pairing identity resolution.
+ * See Wi-Fi Aware R4.0 section 9.5.21.6
  */
 @VintfStability
 parcelable NanIdentityResolutionAttribute {
diff --git a/wifi/aidl/android/hardware/wifi/NanPairingConfirmInd.aidl b/wifi/aidl/android/hardware/wifi/NanPairingConfirmInd.aidl
index cd98c72..fd84505 100644
--- a/wifi/aidl/android/hardware/wifi/NanPairingConfirmInd.aidl
+++ b/wifi/aidl/android/hardware/wifi/NanPairingConfirmInd.aidl
@@ -24,7 +24,7 @@
 /**
  * NAN pairing confirmation indication structure. Event indication is
  * received on both initiator and responder side when negotiation for a
- * pairing finishes on success or failure.
+ * pairing finishes on success or failure. See Wi-Fi Aware R4.0 section 7.6.1.4
  */
 @VintfStability
 parcelable NanPairingConfirmInd {
diff --git a/wifi/aidl/android/hardware/wifi/NanPairingRequest.aidl b/wifi/aidl/android/hardware/wifi/NanPairingRequest.aidl
index 6f1a072..0c2080b 100644
--- a/wifi/aidl/android/hardware/wifi/NanPairingRequest.aidl
+++ b/wifi/aidl/android/hardware/wifi/NanPairingRequest.aidl
@@ -20,9 +20,10 @@
 import android.hardware.wifi.NanPairingSecurityConfig;
 
 /**
- * NAN pairing initiate request
- * Which can be used for setup(the initial pairing request) or
- * verification(re-pairing for paired devices)
+ * NAN pairing initiate request.
+ * Can be used for setup (the initial pairing request) or
+ * verification (re-pairing for paired devices).
+ * See Wi-Fi Aware R4.0 section 7.6.1.1
  */
 @VintfStability
 parcelable NanPairingRequest {
diff --git a/wifi/aidl/android/hardware/wifi/NanPairingRequestInd.aidl b/wifi/aidl/android/hardware/wifi/NanPairingRequestInd.aidl
index f247e45..ec8548f 100644
--- a/wifi/aidl/android/hardware/wifi/NanPairingRequestInd.aidl
+++ b/wifi/aidl/android/hardware/wifi/NanPairingRequestInd.aidl
@@ -22,7 +22,7 @@
 /**
  * NAN pairing request indication message structure.
  * Event indication received by an intended Responder when a
- * pairing request initiated by an Initiator.
+ * pairing request is initiated by an Initiator. See Wi-Fi Aware R4.0 section 7.6.1.3
  */
 @VintfStability
 parcelable NanPairingRequestInd {
diff --git a/wifi/aidl/android/hardware/wifi/NanRespondToPairingIndicationRequest.aidl b/wifi/aidl/android/hardware/wifi/NanRespondToPairingIndicationRequest.aidl
index 456b430..fab2a40 100644
--- a/wifi/aidl/android/hardware/wifi/NanRespondToPairingIndicationRequest.aidl
+++ b/wifi/aidl/android/hardware/wifi/NanRespondToPairingIndicationRequest.aidl
@@ -21,6 +21,7 @@
 
 /**
  * Response to a pairing request from a peer.
+ * See Wi-Fi Aware R4.0 section 7.6.1.2
  */
 @VintfStability
 parcelable NanRespondToPairingIndicationRequest {