diff --git a/.github/markets/pr_template.md b/.github/markets/pr_template.md
index 8eb3771..842e88e 100644
--- a/.github/markets/pr_template.md
+++ b/.github/markets/pr_template.md
@@ -36,6 +36,7 @@ Each json file under the [configs](../../configs) folder correspond to their res
 |---|---|---|---|---|
 |`deposit`   |`string[]`   |true   |List of tokens for which deposits are temporarily disabled   |The token denoms listed here **MUST** match the token denoms listed under the Carbon [Tokens API](https://api.carbon.network/carbon/coin/v1/tokens?pagination.limit=10000).  |
 |`withdraw`   |`string[]`   |true   |List of tokens for which withdrawals are temporarily disabled   |The token denoms listed here **MUST** match the token denoms listed under the Carbon [Tokens API](https://api.carbon.network/carbon/coin/v1/tokens?pagination.limit=10000).   |
+|`announcement_banner`   |`AnnouncementBanner`   |false   |Custom announcement banner through all or only on specificed paths   |
 
 ## Maintenance Data Structure
 |Field   |Type   |Required   |Description   |Notes   |
@@ -122,6 +123,15 @@ Each json file under the [configs](../../configs) folder correspond to their res
 |---|---|---|---|---|
 |`show_apr_tooltip`   |`boolean`  |true   |Indicates whether or not to show the Annual Percentage Returns (APR) tooltip on [Spot Pools](https://app.dem.exchange/pools/spot) page  |
 
+## AnnouncementBanner
+|Field   |Type   |Required   |Description   |Notes   |
+|---|---|---|---|---|
+|`show_from`   |`string`   |false   |The date and time when the market banner is scheduled to begin displaying. |If not provided, the banner will be shown immediately.<br /><br /> This field **MUST** follow the valid ISO 8601 format <br /> e.g. *2024-01-23T09:00+00:00* (23 Jan 2024, 9am UTC) |
+|`show_until`   |`string`   |false   |The date and time when the market banner is scheduled to stop displaying. |If not provided, the banner will continue to display indefinitely.<br /><br /> This field **MUST** follow the valid ISO 8601 format <br /> e.g. *2024-01-23T09:00+00:00* (23 Jan 2024, 9am UTC) | 
+|`content`   |`string`   |true   |The content shown on the market banner. | 
+|`hideable`   |`boolean`   |false   |Indicates if user can hide the banner by clicking on the close button |If set to `false`, the close button will not be rendered on the banner, and user will not be able to dismiss the banner. |
+|`show_only_on`   |`string[]`   |true   |Default is empty list, then banner will be shown on all pages  |If list has specified path(s), the banner will be shown on these/that path(s) only, sample: `['/rewards', '/nitron']` |
+
 ## QuickSelectToken Data Structure
 |Field   |Type   |Required   |Description   |Notes   |
 |---|---|---|---|---|
diff --git a/config.schema.json b/config.schema.json
index e8ca37a..277dd0d 100644
--- a/config.schema.json
+++ b/config.schema.json
@@ -19,7 +19,11 @@
   "properties": {
     "network": {
       "type": "string",
-      "enum": ["mainnet", "testnet", "devnet"]
+      "enum": [
+        "mainnet",
+        "testnet",
+        "devnet"
+      ]
     },
     "prelaunch_markets": {
       "type": "array",
@@ -168,7 +172,11 @@
     "description": "Ongoing survey configs for typeform survey widget",
     "items": {
       "type": "object",
-      "required": ["surveyLink", "endTime", "pages"],
+      "required": [
+        "surveyLink",
+        "endTime",
+        "pages"
+      ],
       "properties": {
         "message": {
           "type": "string"
@@ -251,7 +259,10 @@
     "description": "List of banner information to be displayed over the TradingView chart for the required market",
     "items": {
       "type": "object",
-      "required": ["market_id", "content"],
+      "required": [
+        "market_id",
+        "content"
+      ],
       "properties": {
         "market_id": {
           "$ref": "#/$defs/market_id"
@@ -421,7 +432,10 @@
     "additional_ibc_token_info": {
       "type": "object",
       "description": "Information for token that (1) is not added on Carbon blockchain or (2) requires packet forwarding.",
-      "required": ["baseDenom", "chainRoutes"],
+      "required": [
+        "baseDenom",
+        "chainRoutes"
+      ],
       "properties": {
         "baseDenom": {
           "type": "string",
@@ -461,7 +475,10 @@
       "description": "List of perp pool banners",
       "items": {
         "type": "object",
-        "required": ["perp_pool_id", "title"],
+        "required": [
+          "perp_pool_id",
+          "title"
+        ],
         "properties": {
           "perp_pool_id": {
             "$ref": "#/$defs/perp_pool_id"
@@ -516,6 +533,36 @@
         }
       }
     },
+    "announcement_banner": {
+      "type": "object",
+      "description": "Custom announcement banner through all or only on specificed paths",
+      "required": [
+        "content",
+        "show_only_on"
+      ],
+      "patternProperties": {
+        "show_from": {
+          "$ref": "#/$defs/show_from"
+        },
+        "show_until": {
+          "$ref": "#/$defs/show_until"
+        },
+        "content": {
+          "$ref": "#/$defs/content"
+        },
+        "hideable": {
+          "$ref": "#/$defs/hideable"
+        },
+        "show_only_on": {
+          "type": "array",
+          "description": "List of paths that announcement will be show on. Empty array will be shown on all paths",
+          "items": {
+            "type": "string"
+          },
+          "minItems": 0
+        }
+      }
+    },
     "quick_select_token": {
       "type": "object",
       "description": "Token denom for quick select in transfer form",
@@ -539,4 +586,4 @@
       }
     }
   }
-}
+}
\ No newline at end of file
diff --git a/configs/devnet.json b/configs/devnet.json
index b15a558..8540a65 100644
--- a/configs/devnet.json
+++ b/configs/devnet.json
@@ -46,6 +46,13 @@
   "spot_pool_config": {
     "show_apr_tooltip": false
   },
+  "announcement_banner": {
+    "show_from": "2024-12-19T02:18+00:00",
+    "show_until": "2024-12-19T02:21+00:00",
+    "content": "Demex will be down for maintenance from 03:00 - 08:00 UTC, 23 Dec. We recommend closing any open orders during this time to minimize potential risks.",
+    "hideable": false,
+    "show_only_on": []
+  },
   "quick_select_deposit_options": [
     {
       "label_denom": "swth",
diff --git a/configs/mainnet.json b/configs/mainnet.json
index 3f6d81a..94c1508 100644
--- a/configs/mainnet.json
+++ b/configs/mainnet.json
@@ -483,6 +483,13 @@
   "spot_pool_config": {
     "show_apr_tooltip": true
   },
+  "announcement_banner": {
+    "show_from": "",
+    "show_until": "",
+    "content": "",
+    "hideable": true,
+    "show_only_on": []
+  },
   "quick_select_deposit_options": [
     {
       "label_denom": "brdg/d8c3db91ad4ba11fe52971b4c387b0110c8951ec0f5b8f0fb445ef0306a349e1",
diff --git a/configs/testnet.json b/configs/testnet.json
index 39e3b49..3d76c22 100644
--- a/configs/testnet.json
+++ b/configs/testnet.json
@@ -60,6 +60,13 @@
   "spot_pool_config": {
     "show_apr_tooltip": false
   },
+  "announcement_banner": {
+    "show_from": "",
+    "show_until": "",
+    "content": "",
+    "hideable": true,
+    "show_only_on": []
+  },
   "quick_select_deposit_options": [
     {
       "label_denom": "swth",
diff --git a/scripts/check_configs.ts b/scripts/check_configs.ts
index 76467b6..97be1b3 100644
--- a/scripts/check_configs.ts
+++ b/scripts/check_configs.ts
@@ -34,6 +34,7 @@ interface ConfigJSON {
   market_banners?: MarketBanner[];
   market_promo?: {[marketId: string]: MarketPromo};
   spot_pool_config?: SpotPoolConfig;
+  announcement_banner: AnnouncementBanner;
   quick_select_deposit_options?: QuickSelectToken[];
 }
 
@@ -133,6 +134,14 @@ interface SpotPoolConfig {
   show_apr_tooltip: boolean;
 }
 
+interface AnnouncementBanner {
+  show_from?: string;
+  show_until?: string;
+  content: string;
+  hideable?: boolean;
+  show_only_on: string[];
+}
+
 interface QuickSelectToken {
   label_denom: string;
   target_denom: string;
@@ -391,6 +400,20 @@ function isValidMarketBanners(marketBanners: MarketBanner[], network: CarbonSDK.
   return true;
 }
 
+function isValidAnnouncementBanner(announcementBanner: AnnouncementBanner, network: CarbonSDK.Network): boolean {
+  const startTime = announcementBanner.show_from ? new Date(announcementBanner.show_from) : null
+  const endTime = announcementBanner.show_until ? new Date(announcementBanner.show_until) : null
+
+  if (startTime && endTime) {
+    const isValidStartEndTime = endTime.getTime() > startTime.getTime()
+    if (!isValidStartEndTime) {
+      console.error(`ERROR: ${network}.json has the following invalid show_from ${announcementBanner.show_from} and invalid show_until ${announcementBanner.show_until} `);
+      return false
+    }
+  }
+  return true
+}
+
 function isValidMarketPromo(marketPromo: {[marketId: string]: MarketPromo}, network: CarbonSDK.Network, marketIds: string[]): boolean {
     const marketPromoIds = Object.keys(marketPromo)
     const hasInvalidMarketPromoIds = checkValidEntries(marketPromoIds, marketIds)
@@ -785,6 +808,10 @@ async function main() {
         outcomeMap[network] = false;
       }
       
+      if(jsonData.announcement_banner && !isValidAnnouncementBanner(jsonData.announcement_banner, network)) {
+        outcomeMap[network] = false;
+      }
+      
       // check for spot pool config
       if (jsonData.spot_pool_config) {
         const spotPoolConfig = jsonData.spot_pool_config