diff --git a/crowdsourcer/management/commands/import_national_data.py b/crowdsourcer/management/commands/import_national_data.py
index 6c659d9..0a71df6 100644
--- a/crowdsourcer/management/commands/import_national_data.py
+++ b/crowdsourcer/management/commands/import_national_data.py
@@ -190,7 +190,15 @@ def import_answers(self, user, rt, df, q, details):
             for _, row in df.iterrows():
                 if details.get("skip_check", None) is not None:
                     skip_check = details["skip_check"]
-                    if row[skip_check["col"]] == skip_check["val"]:
+                    if (
+                        skip_check.get("unless_match")
+                        and row[skip_check["col"]] != skip_check["val"]
+                    ):
+                        continue
+                    elif (
+                        not skip_check.get("unless_match")
+                        and row[skip_check["col"]] == skip_check["val"]
+                    ):
                         continue
 
                 gss_col = details.get("gss_col", "Local Authority Code")