diff --git a/moto/s3/models.py b/moto/s3/models.py
index 409b24174..9c6bd0b9f 100644
--- a/moto/s3/models.py
+++ b/moto/s3/models.py
@@ -53,21 +53,13 @@ from moto.s3.exceptions import (
 from .cloud_formation import cfn_to_api_encryption, is_replacement_update
 from . import notifications
 from .utils import clean_key_name, _VersionedKeyStore, undo_clean_key_name
+from .utils import ARCHIVE_STORAGE_CLASSES, STORAGE_CLASS
 from ..events.notifications import send_notification as events_send_notification
 from ..settings import get_s3_default_key_buffer_size, S3_UPLOAD_PART_MIN_SIZE
 
 MAX_BUCKET_NAME_LENGTH = 63
 MIN_BUCKET_NAME_LENGTH = 3
 UPLOAD_ID_BYTES = 43
-STORAGE_CLASS = [
-    "STANDARD",
-    "REDUCED_REDUNDANCY",
-    "STANDARD_IA",
-    "ONEZONE_IA",
-    "INTELLIGENT_TIERING",
-    "GLACIER",
-    "DEEP_ARCHIVE",
-]
 DEFAULT_TEXT_ENCODING = sys.getdefaultencoding()
 OWNER = "75aa57f09aa0c8caeab4f8c24e99d10f8e7faeebf76c078efc7c6caea54ba06a"
 
@@ -2249,7 +2241,7 @@ class S3Backend(BaseBackend, CloudWatchMetricProvider):
 
         if acl is not None:
             new_key.set_acl(acl)
-        if src_key.storage_class in "GLACIER":
+        if src_key.storage_class in ARCHIVE_STORAGE_CLASSES:
             # Object copied from Glacier object should not have expiry
             new_key.set_expiry(None)
 
diff --git a/moto/s3/responses.py b/moto/s3/responses.py
index 205ba3c45..4cf8e7df7 100644
--- a/moto/s3/responses.py
+++ b/moto/s3/responses.py
@@ -58,6 +58,7 @@ from .utils import (
     metadata_from_headers,
     parse_region_from_url,
     compute_checksum,
+    ARCHIVE_STORAGE_CLASSES,
 )
 from xml.dom import minidom
 
@@ -1311,8 +1312,8 @@ class S3Response(BaseResponse):
         if key.version_id:
             response_headers["x-amz-version-id"] = key.version_id
 
-        if key.storage_class == "GLACIER":
-            raise InvalidObjectState(storage_class="GLACIER")
+        if key.storage_class in ARCHIVE_STORAGE_CLASSES:
+            raise InvalidObjectState(storage_class=key.storage_class)
         if if_unmodified_since:
             if_unmodified_since = str_to_rfc_1123_datetime(if_unmodified_since)
             if key.last_modified.replace(microsecond=0) > if_unmodified_since:
@@ -1515,7 +1516,7 @@ class S3Response(BaseResponse):
             )
 
             if key is not None:
-                if key.storage_class in ["GLACIER", "DEEP_ARCHIVE"]:
+                if key.storage_class in ARCHIVE_STORAGE_CLASSES:
                     if key.response_dict.get(
                         "x-amz-restore"
                     ) is None or 'ongoing-request="true"' in key.response_dict.get(
@@ -2090,7 +2091,7 @@ class S3Response(BaseResponse):
             es = minidom.parseString(body).getElementsByTagName("Days")
             days = es[0].childNodes[0].wholeText
             key = self.backend.get_object(bucket_name, key_name)
-            if key.storage_class not in ["GLACIER", "DEEP_ARCHIVE"]:
+            if key.storage_class not in ARCHIVE_STORAGE_CLASSES:
                 raise InvalidObjectState(storage_class=key.storage_class)
             r = 202
             if key.expiry_date is not None:
diff --git a/moto/s3/utils.py b/moto/s3/utils.py
index d6bd84fb5..76a174978 100644
--- a/moto/s3/utils.py
+++ b/moto/s3/utils.py
@@ -24,6 +24,18 @@ user_settable_fields = {
     "content-disposition",
     "x-robots-tag",
 }
+ARCHIVE_STORAGE_CLASSES = [
+    "GLACIER",
+    "DEEP_ARCHIVE",
+    "GLACIER_IR",
+]
+STORAGE_CLASS = [
+    "STANDARD",
+    "REDUCED_REDUNDANCY",
+    "STANDARD_IA",
+    "ONEZONE_IA",
+    "INTELLIGENT_TIERING",
+] + ARCHIVE_STORAGE_CLASSES
 
 
 def bucket_name_from_url(url):