diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/BusinessContentMessageImpl.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/BusinessContentMessageImpl.kt
new file mode 100644
index 0000000000..35a5ce36e2
--- /dev/null
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/BusinessContentMessageImpl.kt
@@ -0,0 +1,47 @@
+package dev.inmo.tgbotapi.types.message
+
+import korlibs.time.DateTime
+import dev.inmo.tgbotapi.types.*
+import dev.inmo.tgbotapi.types.business_connection.BusinessConnectionId
+import dev.inmo.tgbotapi.types.buttons.InlineKeyboardMarkup
+import dev.inmo.tgbotapi.types.chat.*
+import dev.inmo.tgbotapi.types.chat.CommonBot
+import dev.inmo.tgbotapi.types.chat.User
+import dev.inmo.tgbotapi.types.message.abstracts.AccessibleMessage
+import dev.inmo.tgbotapi.types.message.abstracts.BusinessContentMessage
+import dev.inmo.tgbotapi.types.message.abstracts.PrivateContentMessage
+import dev.inmo.tgbotapi.types.message.content.MessageContent
+
+data class BusinessContentMessageImpl<T: MessageContent>(
+    override val messageId: MessageId,
+    override val from: User,
+    override val chat: PreviewPrivateChat,
+    override val businessConnectionId: BusinessConnectionId,
+    override val content: T,
+    override val date: DateTime,
+    override val editDate: DateTime?,
+    override val hasProtectedContent: Boolean,
+    override val forwardOrigin: MessageOrigin?,
+    override val replyInfo: ReplyInfo?,
+    override val replyMarkup: InlineKeyboardMarkup?,
+    override val senderBot: CommonBot?,
+    override val mediaGroupId: MediaGroupId?,
+) : BusinessContentMessage<T> {
+    constructor(
+        messageId: MessageId,
+        from: User,
+        chat: PreviewPrivateChat,
+        businessConnectionId: BusinessConnectionId,
+        content: T,
+        date: DateTime,
+        editDate: DateTime?,
+        hasProtectedContent: Boolean,
+        forwardInfo: ForwardInfo,
+        replyTo: AccessibleMessage?,
+        replyMarkup: InlineKeyboardMarkup?,
+        senderBot: CommonBot?,
+        mediaGroupId: MediaGroupId?,
+    ) : this(
+        messageId, from, chat, businessConnectionId, content, date, editDate, hasProtectedContent, forwardInfo.messageOrigin(), replyTo ?.let { ReplyInfo.Internal(it) }, replyMarkup, senderBot, mediaGroupId
+    )
+}
diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/RawMessage.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/RawMessage.kt
index a7bc91d5d3..2f73f9063a 100644
--- a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/RawMessage.kt
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/RawMessage.kt
@@ -1,6 +1,7 @@
 package dev.inmo.tgbotapi.types.message
 
 import dev.inmo.tgbotapi.types.*
+import dev.inmo.tgbotapi.types.business_connection.BusinessConnectionId
 import dev.inmo.tgbotapi.types.buttons.InlineKeyboardMarkup
 import dev.inmo.tgbotapi.types.chat.*
 import dev.inmo.tgbotapi.types.chat.CommonBot
@@ -139,6 +140,9 @@ internal data class RawMessage(
 
     private val reply_markup: InlineKeyboardMarkup? = null,
 
+    // Business
+    private val business_connection_id: BusinessConnectionId? = null,
+
     // Giveaways
     private val giveaway_created: GiveawayCreated? = null,
     private val giveaway_completed: GiveawayPrivateResults? = null,
@@ -509,20 +513,38 @@ internal data class RawMessage(
                             )
                         }
                     }
-                    is PreviewPrivateChat -> PrivateContentMessageImpl(
-                        messageId,
-                        from ?: error("Was detected common message, but owner (sender) of the message was not found"),
-                        chat,
-                        content,
-                        date.asDate,
-                        edit_date?.asDate,
-                        has_protected_content == true,
-                        forward_origin,
-                        replyInfo,
-                        reply_markup,
-                        via_bot,
-                        media_group_id
-                    )
+                    is PreviewPrivateChat -> if (business_connection_id == null) {
+                        PrivateContentMessageImpl(
+                            messageId,
+                            from ?: error("Was detected common message, but owner (sender) of the message was not found"),
+                            chat,
+                            content,
+                            date.asDate,
+                            edit_date?.asDate,
+                            has_protected_content == true,
+                            forward_origin,
+                            replyInfo,
+                            reply_markup,
+                            via_bot,
+                            media_group_id
+                        )
+                    } else {
+                        BusinessContentMessageImpl(
+                            messageId,
+                            from ?: error("Was detected common message, but owner (sender) of the message was not found"),
+                            chat,
+                            business_connection_id,
+                            content,
+                            date.asDate,
+                            edit_date?.asDate,
+                            has_protected_content == true,
+                            forward_origin,
+                            replyInfo,
+                            reply_markup,
+                            via_bot,
+                            media_group_id
+                        )
+                    }
                     else -> error("Unknown type of chat: $chat")
                 }
             } ?: passport_data ?.let{
diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/abstracts/BusinessContentMessage.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/abstracts/BusinessContentMessage.kt
new file mode 100644
index 0000000000..e5eb955817
--- /dev/null
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/abstracts/BusinessContentMessage.kt
@@ -0,0 +1,10 @@
+package dev.inmo.tgbotapi.types.message.abstracts
+
+import dev.inmo.tgbotapi.types.business_connection.BusinessConnectionId
+import dev.inmo.tgbotapi.types.chat.PreviewPrivateChat
+import dev.inmo.tgbotapi.types.message.content.MessageContent
+
+interface BusinessContentMessage<T: MessageContent> : PossiblySentViaBotCommonMessage<T>, FromUserMessage {
+    override val chat: PreviewPrivateChat
+    override val businessConnectionId: BusinessConnectionId
+}
\ No newline at end of file
diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/abstracts/CommonMessage.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/abstracts/CommonMessage.kt
index 31acc87740..23a1759d6b 100644
--- a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/abstracts/CommonMessage.kt
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/abstracts/CommonMessage.kt
@@ -7,5 +7,6 @@ sealed interface CommonMessage<out T: MessageContent> : AccessibleMessage,
     PossiblyEditedMessage,
     PossiblyReplyMessage,
     PossiblyMarkedUp,
+    PossiblyBusinessMessage,
     PossiblyMediaGroupMessage<T>,
     ContentMessage<T>
diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/abstracts/PossiblyBusinessMessage.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/abstracts/PossiblyBusinessMessage.kt
new file mode 100644
index 0000000000..75002f2b32
--- /dev/null
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/abstracts/PossiblyBusinessMessage.kt
@@ -0,0 +1,8 @@
+package dev.inmo.tgbotapi.types.message.abstracts
+
+import dev.inmo.tgbotapi.types.business_connection.BusinessConnectionId
+
+interface PossiblyBusinessMessage : Message {
+    val businessConnectionId: BusinessConnectionId?
+        get() = null
+}
\ No newline at end of file
diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/abstracts/PrivateMessage.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/abstracts/PrivateContentMessage.kt
similarity index 86%
rename from tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/abstracts/PrivateMessage.kt
rename to tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/abstracts/PrivateContentMessage.kt
index 590a72737f..bf133680c3 100644
--- a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/abstracts/PrivateMessage.kt
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/message/abstracts/PrivateContentMessage.kt
@@ -1,6 +1,5 @@
 package dev.inmo.tgbotapi.types.message.abstracts
 
-import dev.inmo.tgbotapi.types.chat.PreviewChat
 import dev.inmo.tgbotapi.types.chat.PreviewPrivateChat
 import dev.inmo.tgbotapi.types.message.content.MessageContent
 
diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/update/BusinessMessageUpdate.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/update/BusinessMessageUpdate.kt
new file mode 100644
index 0000000000..0fb2d718e6
--- /dev/null
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/update/BusinessMessageUpdate.kt
@@ -0,0 +1,13 @@
+package dev.inmo.tgbotapi.types.update
+
+import dev.inmo.tgbotapi.types.UpdateId
+import dev.inmo.tgbotapi.types.message.abstracts.AccessibleMessage
+import dev.inmo.tgbotapi.types.message.abstracts.BusinessContentMessage
+import dev.inmo.tgbotapi.types.update.abstracts.BaseSentMessageUpdate
+
+data class BusinessMessageUpdate(
+    override val updateId: UpdateId,
+    override val data: BusinessContentMessage<*>
+) : BaseSentMessageUpdate {
+    override fun copy(newData: BusinessContentMessage<*>) = copy(updateId, newData)
+}
diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/update/ChannelPostUpdate.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/update/ChannelPostUpdate.kt
index 8ac9ead5c6..c28a4683dc 100644
--- a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/update/ChannelPostUpdate.kt
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/update/ChannelPostUpdate.kt
@@ -2,11 +2,12 @@ package dev.inmo.tgbotapi.types.update
 
 import dev.inmo.tgbotapi.types.UpdateId
 import dev.inmo.tgbotapi.types.message.abstracts.AccessibleMessage
+import dev.inmo.tgbotapi.types.message.abstracts.ContentMessage
 import dev.inmo.tgbotapi.types.update.abstracts.BaseSentMessageUpdate
 
 data class ChannelPostUpdate(
     override val updateId: UpdateId,
     override val data: AccessibleMessage
 ) : BaseSentMessageUpdate {
-    override fun copy(newData: AccessibleMessage): BaseSentMessageUpdate = copy(updateId, newData)
+    override fun copy(newData: ContentMessage<*>): BaseSentMessageUpdate = copy(updateId, newData)
 }
diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/update/MessageUpdate.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/update/MessageUpdate.kt
index 497435c8e8..98165a8843 100644
--- a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/update/MessageUpdate.kt
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/update/MessageUpdate.kt
@@ -2,11 +2,12 @@ package dev.inmo.tgbotapi.types.update
 
 import dev.inmo.tgbotapi.types.UpdateId
 import dev.inmo.tgbotapi.types.message.abstracts.AccessibleMessage
+import dev.inmo.tgbotapi.types.message.abstracts.ContentMessage
 import dev.inmo.tgbotapi.types.update.abstracts.BaseSentMessageUpdate
 
 data class MessageUpdate(
     override val updateId: UpdateId,
     override val data: AccessibleMessage
 ) : BaseSentMessageUpdate {
-    override fun copy(newData: AccessibleMessage) = copy(updateId, newData)
+    override fun copy(newData: ContentMessage<*>) = copy(updateId, newData)
 }
diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/update/abstracts/BaseSentMessageUpdate.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/update/abstracts/BaseSentMessageUpdate.kt
index 7816e42a59..7a044cdeab 100644
--- a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/update/abstracts/BaseSentMessageUpdate.kt
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/types/update/abstracts/BaseSentMessageUpdate.kt
@@ -1,7 +1,8 @@
 package dev.inmo.tgbotapi.types.update.abstracts
 
 import dev.inmo.tgbotapi.types.message.abstracts.AccessibleMessage
+import dev.inmo.tgbotapi.types.message.abstracts.ContentMessage
 
 interface BaseSentMessageUpdate : BaseMessageUpdate {
-    fun copy(newData: AccessibleMessage): BaseSentMessageUpdate
+    fun copy(newData: ContentMessage<*>): BaseSentMessageUpdate
 }
diff --git a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/utils/extensions/MediaGroupContentMessageCreator.kt b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/utils/extensions/MediaGroupContentMessageCreator.kt
index a81465abeb..7ea2203aa4 100644
--- a/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/utils/extensions/MediaGroupContentMessageCreator.kt
+++ b/tgbotapi.core/src/commonMain/kotlin/dev/inmo/tgbotapi/utils/extensions/MediaGroupContentMessageCreator.kt
@@ -1,24 +1,7 @@
 package dev.inmo.tgbotapi.utils.extensions
 
-import dev.inmo.tgbotapi.types.message.AnonymousForumContentMessageImpl
-import dev.inmo.tgbotapi.types.message.AnonymousGroupContentMessageImpl
-import dev.inmo.tgbotapi.types.message.ChannelContentMessageImpl
-import dev.inmo.tgbotapi.types.message.CommonForumContentMessageImpl
-import dev.inmo.tgbotapi.types.message.CommonGroupContentMessageImpl
-import dev.inmo.tgbotapi.types.message.ConnectedFromChannelGroupContentMessageImpl
-import dev.inmo.tgbotapi.types.message.FromChannelForumContentMessageImpl
-import dev.inmo.tgbotapi.types.message.PrivateContentMessageImpl
-import dev.inmo.tgbotapi.types.message.UnconnectedFromChannelGroupContentMessageImpl
-import dev.inmo.tgbotapi.types.message.abstracts.AnonymousForumContentMessage
-import dev.inmo.tgbotapi.types.message.abstracts.AnonymousGroupContentMessage
-import dev.inmo.tgbotapi.types.message.abstracts.ChannelContentMessage
-import dev.inmo.tgbotapi.types.message.abstracts.CommonForumContentMessage
-import dev.inmo.tgbotapi.types.message.abstracts.CommonGroupContentMessage
-import dev.inmo.tgbotapi.types.message.abstracts.ConnectedFromChannelGroupContentMessage
-import dev.inmo.tgbotapi.types.message.abstracts.FromChannelForumContentMessage
-import dev.inmo.tgbotapi.types.message.abstracts.PossiblySentViaBotCommonMessage
-import dev.inmo.tgbotapi.types.message.abstracts.PrivateContentMessage
-import dev.inmo.tgbotapi.types.message.abstracts.UnconnectedFromChannelGroupContentMessage
+import dev.inmo.tgbotapi.types.message.*
+import dev.inmo.tgbotapi.types.message.abstracts.*
 import dev.inmo.tgbotapi.types.message.content.MediaGroupCollectionContent
 import dev.inmo.tgbotapi.types.message.content.MediaGroupContent
 import dev.inmo.tgbotapi.types.message.content.MediaGroupPartContent
@@ -46,6 +29,21 @@ fun <T : MediaGroupPartContent> List<PossiblySentViaBotCommonMessage<T>>.asMedia
             sourceMessage.authorSignature,
             sourceMessage.mediaGroupId
         )
+        is BusinessContentMessage -> BusinessContentMessageImpl(
+            sourceMessage.messageId,
+            sourceMessage.user,
+            sourceMessage.chat,
+            sourceMessage.businessConnectionId,
+            content,
+            sourceMessage.date,
+            sourceMessage.editDate,
+            sourceMessage.hasProtectedContent,
+            sourceMessage.forwardOrigin,
+            sourceMessage.replyInfo,
+            sourceMessage.replyMarkup,
+            sourceMessage.senderBot,
+            sourceMessage.mediaGroupId
+        )
         is PrivateContentMessage -> PrivateContentMessageImpl(
             sourceMessage.messageId,
             sourceMessage.user,