diff --git a/umac/cmn_services/cmn_defs/inc/wlan_cmn_ieee80211.h b/umac/cmn_services/cmn_defs/inc/wlan_cmn_ieee80211.h
index d4b459be8df4..b735bc982d28 100644
--- a/umac/cmn_services/cmn_defs/inc/wlan_cmn_ieee80211.h
+++ b/umac/cmn_services/cmn_defs/inc/wlan_cmn_ieee80211.h
@@ -357,12 +357,14 @@ enum element_ie {
 
 /**
  * enum extn_element_ie :- extended management information element
+ * @WLAN_EXTN_ELEMID_MAX_CHAN_SWITCH_TIME: Maximum Channel Switch Time IE
  * @WLAN_EXTN_ELEMID_HECAP:  HE capabilities IE
  * @WLAN_EXTN_ELEMID_HEOP:   HE Operation IE
  * @WLAN_EXTN_ELEMID_MUEDCA: MU-EDCA IE
  * @WLAN_EXTN_ELEMID_SRP:    spatial reuse parameter IE
  */
 enum extn_element_ie {
+	WLAN_EXTN_ELEMID_MAX_CHAN_SWITCH_TIME = 34,
 	WLAN_EXTN_ELEMID_HECAP       = 35,
 	WLAN_EXTN_ELEMID_HEOP        = 36,
 	WLAN_EXTN_ELEMID_MUEDCA      = 38,
diff --git a/umac/dfs/dispatcher/inc/wlan_dfs_utils_api.h b/umac/dfs/dispatcher/inc/wlan_dfs_utils_api.h
index c4087e39df7f..e845f1a88b14 100644
--- a/umac/dfs/dispatcher/inc/wlan_dfs_utils_api.h
+++ b/umac/dfs/dispatcher/inc/wlan_dfs_utils_api.h
@@ -657,6 +657,19 @@ void utils_dfs_reg_update_nol_history_ch(struct wlan_objmgr_pdev *pdev,
 bool utils_dfs_check_for_cac_start(struct wlan_objmgr_pdev *pdev,
 				   bool *continue_current_cac);
 
+/** utils_dfs_is_precac_done() - Check if precac has been done in chosen channel
+ * @pdev: Pointer to DFS pdev object.
+ * @wlan_chan: Pointer to wlan channel object that can be accessed by other
+ * components.
+ * Wrapper function for dfs_is_precac_done(). This API is called from outside
+ * the dfs component.
+ *
+ * Return:
+ * * True :If precac is done on channel.
+ * * False:If precac is not done on channel.
+ */
+bool utils_dfs_is_precac_done(struct wlan_objmgr_pdev *pdev,
+			      struct wlan_channel *wlan_chan);
 /**
  * utils_dfs_get_disable_radar_marking - Retrieve the value of disable radar
  * marking.
diff --git a/umac/dfs/dispatcher/src/wlan_dfs_utils_api.c b/umac/dfs/dispatcher/src/wlan_dfs_utils_api.c
index 8a12d4d13465..e01b4588c54d 100644
--- a/umac/dfs/dispatcher/src/wlan_dfs_utils_api.c
+++ b/umac/dfs/dispatcher/src/wlan_dfs_utils_api.c
@@ -211,6 +211,37 @@ void utils_dfs_clear_cac_started_chan(struct wlan_objmgr_pdev *pdev)
 	dfs_clear_cac_started_chan(dfs);
 }
 
+/** utils_fill_dfs_chan_info() - Fill the dfs channel structure with wlan
+ * channel.
+ * @chan: Pointer to DFS channel structure.
+ * @wlan_chan: Pointer to WLAN Channel structure.
+ *
+ * Return: void
+ */
+static void utils_fill_dfs_chan_info(struct dfs_channel *chan,
+				     struct wlan_channel *wlan_chan)
+{
+	chan->dfs_ch_freq = wlan_chan->ch_freq;
+	chan->dfs_ch_flags = wlan_chan->ch_flags;
+	chan->dfs_ch_flagext = wlan_chan->ch_flagext;
+	chan->dfs_ch_ieee = wlan_chan->ch_ieee;
+	chan->dfs_ch_vhtop_ch_freq_seg1 = wlan_chan->ch_freq_seg1;
+	chan->dfs_ch_vhtop_ch_freq_seg2 = wlan_chan->ch_freq_seg2;
+}
+
+bool utils_dfs_is_precac_done(struct wlan_objmgr_pdev *pdev,
+			      struct wlan_channel *wlan_chan)
+{
+	struct wlan_dfs *dfs;
+	struct dfs_channel chan;
+
+	dfs = global_dfs_to_mlme.pdev_get_comp_private_obj(pdev);
+	if (!dfs)
+		return false;
+	utils_fill_dfs_chan_info(&chan, wlan_chan);
+	return dfs_is_precac_done(dfs, &chan);
+}
+
 bool utils_dfs_check_for_cac_start(struct wlan_objmgr_pdev *pdev,
 				   bool *continue_current_cac)
 {
diff --git a/umac/scan/dispatcher/inc/wlan_scan_public_structs.h b/umac/scan/dispatcher/inc/wlan_scan_public_structs.h
index 07071232e133..6e6312cd4fea 100644
--- a/umac/scan/dispatcher/inc/wlan_scan_public_structs.h
+++ b/umac/scan/dispatcher/inc/wlan_scan_public_structs.h
@@ -127,6 +127,7 @@ struct element_info {
  * @ds_param:   pointer to ds params
  * @csa:        pointer to csa ie
  * @xcsa:       pointer to extended csa ie
+ * @mcst:       pointer to maximum channel switch time ie
  * @wpa:        pointer to wpa ie
  * @wcn:        pointer to wcn ie
  * @rsn:        pointer to rsn ie
@@ -167,6 +168,7 @@ struct ie_list {
 	uint8_t *ds_param;
 	uint8_t *csa;
 	uint8_t *xcsa;
+	uint8_t *mcst;
 	uint8_t *wpa;
 	uint8_t *wcn;
 	uint8_t *rsn;
diff --git a/umac/scan/dispatcher/inc/wlan_scan_utils_api.h b/umac/scan/dispatcher/inc/wlan_scan_utils_api.h
index f0e1500d192c..a925164082f9 100644
--- a/umac/scan/dispatcher/inc/wlan_scan_utils_api.h
+++ b/umac/scan/dispatcher/inc/wlan_scan_utils_api.h
@@ -636,6 +636,7 @@ util_scan_copy_beacon_data(struct scan_cache_entry *new_entry,
 	ie_lst->ds_param = conv_ptr(ie_lst->ds_param, old_ptr, new_ptr);
 	ie_lst->csa = conv_ptr(ie_lst->csa, old_ptr, new_ptr);
 	ie_lst->xcsa = conv_ptr(ie_lst->xcsa, old_ptr, new_ptr);
+	ie_lst->mcst = conv_ptr(ie_lst->mcst, old_ptr, new_ptr);
 	ie_lst->secchanoff = conv_ptr(ie_lst->secchanoff, old_ptr, new_ptr);
 	ie_lst->wpa = conv_ptr(ie_lst->wpa, old_ptr, new_ptr);
 	ie_lst->wcn = conv_ptr(ie_lst->wcn, old_ptr, new_ptr);
@@ -1356,6 +1357,20 @@ util_scan_entry_mlme_info(struct scan_cache_entry *scan_entry)
 	return &(scan_entry->mlme_info);
 }
 
+/**
+* util_scan_entry_mcst() - function to read mcst IE
+* @scan_entry:scan entry
+*
+* API, function to read mcst IE
+*
+* Return: mcst or NULL if ie is not present
+*/
+static inline uint8_t*
+util_scan_entry_mcst(struct scan_cache_entry *scan_entry)
+{
+	return scan_entry->ie_list.mcst;
+}
+
 /**
  * util_scan_entry_hecap() - function to read he caps vendor ie
  * @scan_entry: scan entry
diff --git a/umac/scan/dispatcher/src/wlan_scan_utils_api.c b/umac/scan/dispatcher/src/wlan_scan_utils_api.c
index 456a6b42beb7..d99dd1f1f428 100644
--- a/umac/scan/dispatcher/src/wlan_scan_utils_api.c
+++ b/umac/scan/dispatcher/src/wlan_scan_utils_api.c
@@ -358,6 +358,9 @@ util_scan_parse_extn_ie(struct scan_cache_entry *scan_params,
 	struct extn_ie_header *extn_ie = (struct extn_ie_header *) ie;
 
 	switch (extn_ie->ie_extn_id) {
+	case WLAN_EXTN_ELEMID_MAX_CHAN_SWITCH_TIME:
+		scan_params->ie_list.mcst  = (uint8_t *)ie;
+		break;
 	case WLAN_EXTN_ELEMID_SRP:
 		scan_params->ie_list.srp   = (uint8_t *)ie;
 		break;