diff --git a/.changeset/old-eagles-glow.md b/.changeset/old-eagles-glow.md
new file mode 100644
index 00000000..f219646f
--- /dev/null
+++ b/.changeset/old-eagles-glow.md
@@ -0,0 +1,6 @@
+---
+"@transcend-io/internationalization": minor
+"@transcend-io/cli": minor
+---
+
+Added deprecated language/locale codes (no, iw, no-NO, iw-IL) for DSR Submission API backward compatibility
diff --git a/packages/cli/schema/transcend-yml-schema-latest.json b/packages/cli/schema/transcend-yml-schema-latest.json
index 7daacd3b..65042f61 100644
--- a/packages/cli/schema/transcend-yml-schema-latest.json
+++ b/packages/cli/schema/transcend-yml-schema-latest.json
@@ -40596,6 +40596,7 @@
               "ms",
               "mr",
               "nb",
+              "no",
               "pl",
               "pt",
               "ro",
@@ -40608,6 +40609,7 @@
               "vi",
               "zu",
               "he",
+              "iw",
               "nl",
               "et",
               "is",
@@ -40677,6 +40679,7 @@
               "ms-MY",
               "ms-SG",
               "mr-IN",
+              "no-NO",
               "nb-NO",
               "pl-PL",
               "pt-BR",
@@ -40709,6 +40712,7 @@
               "es-419",
               "zh-HK",
               "he-IL",
+              "iw-IL",
               "en-NZ",
               "et-EE",
               "is-IS",
@@ -40793,6 +40797,7 @@
             "ms",
             "mr",
             "nb",
+            "no",
             "pl",
             "pt",
             "ro",
@@ -40805,6 +40810,7 @@
             "vi",
             "zu",
             "he",
+            "iw",
             "nl",
             "et",
             "is",
@@ -40874,6 +40880,7 @@
             "ms-MY",
             "ms-SG",
             "mr-IN",
+            "no-NO",
             "nb-NO",
             "pl-PL",
             "pt-BR",
@@ -40906,6 +40913,7 @@
             "es-419",
             "zh-HK",
             "he-IL",
+            "iw-IL",
             "en-NZ",
             "et-EE",
             "is-IS",
@@ -41227,6 +41235,7 @@
                     "ms",
                     "mr",
                     "nb",
+                    "no",
                     "pl",
                     "pt",
                     "ro",
@@ -41239,6 +41248,7 @@
                     "vi",
                     "zu",
                     "he",
+                    "iw",
                     "nl",
                     "et",
                     "is",
@@ -41308,6 +41318,7 @@
                     "ms-MY",
                     "ms-SG",
                     "mr-IN",
+                    "no-NO",
                     "nb-NO",
                     "pl-PL",
                     "pt-BR",
@@ -41340,6 +41351,7 @@
                     "es-419",
                     "zh-HK",
                     "he-IL",
+                    "iw-IL",
                     "en-NZ",
                     "et-EE",
                     "is-IS",
@@ -41500,6 +41512,9 @@
                   "nb": {
                     "type": "string"
                   },
+                  "no": {
+                    "type": "string"
+                  },
                   "pl": {
                     "type": "string"
                   },
@@ -41536,6 +41551,9 @@
                   "he": {
                     "type": "string"
                   },
+                  "iw": {
+                    "type": "string"
+                  },
                   "nl": {
                     "type": "string"
                   },
@@ -41743,6 +41761,9 @@
                   "mr-IN": {
                     "type": "string"
                   },
+                  "no-NO": {
+                    "type": "string"
+                  },
                   "nb-NO": {
                     "type": "string"
                   },
@@ -41839,6 +41860,9 @@
                   "he-IL": {
                     "type": "string"
                   },
+                  "iw-IL": {
+                    "type": "string"
+                  },
                   "en-NZ": {
                     "type": "string"
                   },
diff --git a/packages/cli/schema/transcend-yml-schema-v10.json b/packages/cli/schema/transcend-yml-schema-v10.json
index e04840c3..98438024 100644
--- a/packages/cli/schema/transcend-yml-schema-v10.json
+++ b/packages/cli/schema/transcend-yml-schema-v10.json
@@ -40596,6 +40596,7 @@
               "ms",
               "mr",
               "nb",
+              "no",
               "pl",
               "pt",
               "ro",
@@ -40608,6 +40609,7 @@
               "vi",
               "zu",
               "he",
+              "iw",
               "nl",
               "et",
               "is",
@@ -40677,6 +40679,7 @@
               "ms-MY",
               "ms-SG",
               "mr-IN",
+              "no-NO",
               "nb-NO",
               "pl-PL",
               "pt-BR",
@@ -40709,6 +40712,7 @@
               "es-419",
               "zh-HK",
               "he-IL",
+              "iw-IL",
               "en-NZ",
               "et-EE",
               "is-IS",
@@ -40793,6 +40797,7 @@
             "ms",
             "mr",
             "nb",
+            "no",
             "pl",
             "pt",
             "ro",
@@ -40805,6 +40810,7 @@
             "vi",
             "zu",
             "he",
+            "iw",
             "nl",
             "et",
             "is",
@@ -40874,6 +40880,7 @@
             "ms-MY",
             "ms-SG",
             "mr-IN",
+            "no-NO",
             "nb-NO",
             "pl-PL",
             "pt-BR",
@@ -40906,6 +40913,7 @@
             "es-419",
             "zh-HK",
             "he-IL",
+            "iw-IL",
             "en-NZ",
             "et-EE",
             "is-IS",
@@ -41227,6 +41235,7 @@
                     "ms",
                     "mr",
                     "nb",
+                    "no",
                     "pl",
                     "pt",
                     "ro",
@@ -41239,6 +41248,7 @@
                     "vi",
                     "zu",
                     "he",
+                    "iw",
                     "nl",
                     "et",
                     "is",
@@ -41308,6 +41318,7 @@
                     "ms-MY",
                     "ms-SG",
                     "mr-IN",
+                    "no-NO",
                     "nb-NO",
                     "pl-PL",
                     "pt-BR",
@@ -41340,6 +41351,7 @@
                     "es-419",
                     "zh-HK",
                     "he-IL",
+                    "iw-IL",
                     "en-NZ",
                     "et-EE",
                     "is-IS",
@@ -41500,6 +41512,9 @@
                   "nb": {
                     "type": "string"
                   },
+                  "no": {
+                    "type": "string"
+                  },
                   "pl": {
                     "type": "string"
                   },
@@ -41536,6 +41551,9 @@
                   "he": {
                     "type": "string"
                   },
+                  "iw": {
+                    "type": "string"
+                  },
                   "nl": {
                     "type": "string"
                   },
@@ -41743,6 +41761,9 @@
                   "mr-IN": {
                     "type": "string"
                   },
+                  "no-NO": {
+                    "type": "string"
+                  },
                   "nb-NO": {
                     "type": "string"
                   },
@@ -41839,6 +41860,9 @@
                   "he-IL": {
                     "type": "string"
                   },
+                  "iw-IL": {
+                    "type": "string"
+                  },
                   "en-NZ": {
                     "type": "string"
                   },
diff --git a/packages/internationalization/src/enums.ts b/packages/internationalization/src/enums.ts
index e34542d3..3900607f 100644
--- a/packages/internationalization/src/enums.ts
+++ b/packages/internationalization/src/enums.ts
@@ -59,6 +59,8 @@ export const LOCALE_KEY = {
   Mr: 'mr',
   /** Norwegian Bokmål */
   Nb: 'nb',
+  /** Norwegian DEPRECATED */
+  No: 'no',
   /** Polish */
   Pl: 'pl',
   /** Portuguese */
@@ -83,6 +85,8 @@ export const LOCALE_KEY = {
   Zu: 'zu',
   /** Hebrew */
   He: 'he',
+  /** Hebrew DEPRECATED */
+  Iw: 'iw',
   /** Dutch */
   Nl: 'nl',
   /** Estonian */
@@ -223,6 +227,8 @@ export const LOCALE_KEY = {
   MsSg: 'ms-SG',
   /** Marathi (India) */
   MrIn: 'mr-IN',
+  /** Norwegian (Norway) DEPRECATED */
+  NoNo: 'no-NO',
   /** Norwegian Bokmål (Norway) */
   NbNi: 'nb-NO',
   /** Polish (Poland) */
@@ -287,6 +293,8 @@ export const LOCALE_KEY = {
   ZhHk: 'zh-HK',
   /** Hebrew (Israel) */
   HeIl: 'he-IL',
+  /** Hebrew (Israel) DEPRECATED */
+  IwIl: 'iw-IL',
   /** English (New Zealand) */
   EnNz: 'en-NZ',
   /** Estonian (Estonia) */
@@ -521,6 +529,7 @@ export const LOCALE_TRANSLATION_MAP: {
   [LOCALE_KEY.Ms]: AWS_SUPPORTED_TRANSLATIONS.Malay,
   [LOCALE_KEY.Mr]: AWS_SUPPORTED_TRANSLATIONS.Marathi,
   [LOCALE_KEY.Nb]: AWS_SUPPORTED_TRANSLATIONS.Norwegian,
+  [LOCALE_KEY.No]: AWS_SUPPORTED_TRANSLATIONS.Norwegian, // deprecated lang code
   [LOCALE_KEY.Pl]: AWS_SUPPORTED_TRANSLATIONS.Polish,
   [LOCALE_KEY.Pt]: AWS_SUPPORTED_TRANSLATIONS.PortuguesePortugal,
   [LOCALE_KEY.Ro]: AWS_SUPPORTED_TRANSLATIONS.Romanian,
@@ -533,6 +542,7 @@ export const LOCALE_TRANSLATION_MAP: {
   [LOCALE_KEY.Vi]: AWS_SUPPORTED_TRANSLATIONS.Vietnamese,
   [LOCALE_KEY.Zu]: AWS_SUPPORTED_TRANSLATIONS.English, // fallback TODO: https://linear.app/transcend/issue/WAL-5583
   [LOCALE_KEY.He]: AWS_SUPPORTED_TRANSLATIONS.Hebrew,
+  [LOCALE_KEY.Iw]: AWS_SUPPORTED_TRANSLATIONS.Hebrew, // deprecated lang code
   [LOCALE_KEY.Nl]: AWS_SUPPORTED_TRANSLATIONS.Dutch,
   [LOCALE_KEY.Et]: AWS_SUPPORTED_TRANSLATIONS.Estonian,
   [LOCALE_KEY.Is]: AWS_SUPPORTED_TRANSLATIONS.Icelandic,
@@ -601,6 +611,7 @@ export const LOCALE_TRANSLATION_MAP: {
   [LOCALE_KEY.MsMy]: AWS_SUPPORTED_TRANSLATIONS.Malay,
   [LOCALE_KEY.MrIn]: AWS_SUPPORTED_TRANSLATIONS.Marathi,
   [LOCALE_KEY.NbNi]: AWS_SUPPORTED_TRANSLATIONS.Norwegian,
+  [LOCALE_KEY.NoNo]: AWS_SUPPORTED_TRANSLATIONS.Norwegian, // deprecated locale code
   [LOCALE_KEY.PlPl]: AWS_SUPPORTED_TRANSLATIONS.Polish,
   [LOCALE_KEY.PtBr]: AWS_SUPPORTED_TRANSLATIONS.PortugueseBrazil,
   [LOCALE_KEY.PtPt]: AWS_SUPPORTED_TRANSLATIONS.PortuguesePortugal,
@@ -627,6 +638,7 @@ export const LOCALE_TRANSLATION_MAP: {
   [LOCALE_KEY.ZhHk]: AWS_SUPPORTED_TRANSLATIONS.ChineseTraditional,
   [LOCALE_KEY.ZhHans]: AWS_SUPPORTED_TRANSLATIONS.ChineseSimplified,
   [LOCALE_KEY.HeIl]: AWS_SUPPORTED_TRANSLATIONS.Hebrew,
+  [LOCALE_KEY.IwIl]: AWS_SUPPORTED_TRANSLATIONS.Hebrew, // deprecated locale code
   [LOCALE_KEY.EnNz]: AWS_SUPPORTED_TRANSLATIONS.English,
   [LOCALE_KEY.EtEe]: AWS_SUPPORTED_TRANSLATIONS.Estonian,
   [LOCALE_KEY.IsIs]: AWS_SUPPORTED_TRANSLATIONS.Icelandic,
@@ -844,7 +856,11 @@ type ConsentManagerUnsupportedLocaleKey =
   | 'CaAd'
   | 'CaFr'
   | 'CaIt'
-  | 'GlEs';
+  | 'GlEs'
+  | 'Iw'
+  | 'IwIl'
+  | 'No'
+  | 'NoNo';
 
 /** These are the languages we have an enum value for but do not populate in the CM UI */
 const consentManagerUnsupportedLocales: readonly ConsentManagerUnsupportedLocaleKey[] =
@@ -996,6 +1012,10 @@ const consentManagerUnsupportedLocales: readonly ConsentManagerUnsupportedLocale
     'CaFr',
     'CaIt',
     'GlEs',
+    'Iw',
+    'IwIl',
+    'No',
+    'NoNo',
   ]);
 
 type ConsentManagerUnsupportedLocaleValue = (typeof LOCALE_KEY)[ConsentManagerUnsupportedLocaleKey];
@@ -2273,6 +2293,8 @@ export const NATIVE_LANGUAGE_NAMES: Record<LocaleValue, string> = {
   [LOCALE_KEY.Mr]: 'मराठी',
   /* Norwegian Bokmål */
   [LOCALE_KEY.Nb]: 'Bokmål',
+  /* Norwegian DEPRECATED */
+  [LOCALE_KEY.No]: 'Bokmål (Deprecated)',
   /* Polish */
   [LOCALE_KEY.Pl]: 'Polski',
   /* Portuguese */
@@ -2297,6 +2319,8 @@ export const NATIVE_LANGUAGE_NAMES: Record<LocaleValue, string> = {
   [LOCALE_KEY.Zu]: 'isiZulu',
   /* Hebrew */
   [LOCALE_KEY.He]: 'עברית',
+  /* Hebrew DEPRECATED */
+  [LOCALE_KEY.Iw]: 'עברית (Deprecated)',
   /* Dutch */
   [LOCALE_KEY.Nl]: 'Nederlands',
   /* Estonian */
@@ -2430,6 +2454,8 @@ export const NATIVE_LANGUAGE_NAMES: Record<LocaleValue, string> = {
   [LOCALE_KEY.MrIn]: 'मराठी',
   /* Norwegian Bokmål */
   [LOCALE_KEY.NbNi]: 'Bokmål',
+  /* Norwegian (Norway) DEPRECATED */
+  [LOCALE_KEY.NoNo]: 'Bokmål (Deprecated)',
   /* Polish */
   [LOCALE_KEY.PlPl]: 'Polski',
   /* Portuguese (Brazil) */
@@ -2487,6 +2513,8 @@ export const NATIVE_LANGUAGE_NAMES: Record<LocaleValue, string> = {
 
   /* Hebrew (Israel) */
   [LOCALE_KEY.HeIl]: 'עברית',
+  /* Hebrew (Israel) DEPRECATED */
+  [LOCALE_KEY.IwIl]: 'עברית (Deprecated)',
   /* Estonian (Estonia) */
   [LOCALE_KEY.EtEe]: 'Eesti',
   /* Icelandic (Iceland) */
@@ -2688,6 +2716,7 @@ export const EN_LANGUAGE_NAMES: Record<LocaleValue, string> = {
   [LOCALE_KEY.Ms]: 'Malay',
   [LOCALE_KEY.Mr]: 'Marathi',
   [LOCALE_KEY.Nb]: 'Norwegian Bokmål',
+  [LOCALE_KEY.No]: 'Norwegian (Deprecated)',
   [LOCALE_KEY.Pl]: 'Polish',
   [LOCALE_KEY.Pt]: 'Portuguese',
   [LOCALE_KEY.Ro]: 'Romanian',
@@ -2700,6 +2729,7 @@ export const EN_LANGUAGE_NAMES: Record<LocaleValue, string> = {
   [LOCALE_KEY.Vi]: 'Vietnamese',
   [LOCALE_KEY.Zu]: 'Zulu',
   [LOCALE_KEY.He]: 'Hebrew',
+  [LOCALE_KEY.Iw]: 'Hebrew (Deprecated)',
   [LOCALE_KEY.Nl]: 'Dutch',
   [LOCALE_KEY.Et]: 'Estonian',
   [LOCALE_KEY.Is]: 'Icelandic',
@@ -2768,6 +2798,7 @@ export const EN_LANGUAGE_NAMES: Record<LocaleValue, string> = {
   [LOCALE_KEY.MsMy]: 'Malay (Malaysia)',
   [LOCALE_KEY.MrIn]: 'Marathi (India)',
   [LOCALE_KEY.NbNi]: 'Norwegian Bokmål', // key as provided
+  [LOCALE_KEY.NoNo]: 'Norwegian (Norway) (Deprecated)',
   [LOCALE_KEY.PlPl]: 'Polish',
   [LOCALE_KEY.PtBr]: 'Portuguese (Brazil)',
   [LOCALE_KEY.PtPt]: 'Portuguese (Portugal)',
@@ -2794,6 +2825,7 @@ export const EN_LANGUAGE_NAMES: Record<LocaleValue, string> = {
   [LOCALE_KEY.FrCa]: 'French (Canada/Québec)',
   [LOCALE_KEY.FrCh]: 'French (Switzerland)',
   [LOCALE_KEY.HeIl]: 'Hebrew (Israel)',
+  [LOCALE_KEY.IwIl]: 'Hebrew (Israel) (Deprecated)',
   [LOCALE_KEY.EtEe]: 'Estonian (Estonia)',
   [LOCALE_KEY.IsIs]: 'Icelandic (Iceland)',
   [LOCALE_KEY.LvLv]: 'Latvian (Latvia)',