diff --git a/Elwig/Helpers/Billing/Billing.cs b/Elwig/Helpers/Billing/Billing.cs
index d7c7dcb..e14c30a 100644
--- a/Elwig/Helpers/Billing/Billing.cs
+++ b/Elwig/Helpers/Billing/Billing.cs
@@ -42,20 +42,20 @@ namespace Elwig.Helpers.Billing {
             }
         }
 
-        public async Task CalculateBins() {
+        public async Task CalculateBins(bool allowAttrsIntoLowerBins, bool avoidUnderDeliveries, bool honorGebunden) {
             var attrVals = Context.WineAttributes.ToDictionary(a => a.AttrId, a => a.FillLowerBins);
             var attrForced = attrVals.Where(a => a.Value == 0).Select(a => a.Key).ToArray();
             using var cnx = await AppDbContext.ConnectAsync();
             var memberOblRig = await GetMemberRightsObligations(cnx, Year);
             var inserts = new List<(int, int, int, int, int, int, int)>();
 
-            var deliveries = new List<(int, int, int, string, int, double, string, string[], string[])>();
+            var deliveries = new List<(int, int, int, string, int, double, string, string[], string[], bool?)>();
             using (var cmd = cnx.CreateCommand()) {
                 cmd.CommandText = $"""
-                    SELECT mgnr, did, dpnr, sortid, weight, kmw, qualid, attributes, modifiers
+                    SELECT mgnr, did, dpnr, sortid, weight, kmw, qualid, attributes, modifiers, gebunden
                     FROM v_delivery
                     WHERE year = {Year}
-                    ORDER BY mgnr, sortid, abgewertet ASC,
+                    ORDER BY mgnr, sortid, abgewertet ASC, {(honorGebunden ? "gebunden IS NOT NULL DESC, gebunden DESC," : "")}
                              COALESCE(LENGTH(attributes), 0) ASC, attribute_prio DESC, COALESCE(attributes, '~'),
                              kmw DESC, lsnr, dpnr
                     """;
@@ -65,7 +65,8 @@ namespace Elwig.Helpers.Billing {
                         reader.GetInt32(0), reader.GetInt32(1), reader.GetInt32(2), reader.GetString(3), reader.GetInt32(4),
                         reader.GetDouble(5), reader.GetString(6),
                         reader.IsDBNull(7) ? Array.Empty<string>() : reader.GetString(7).Split(",").Order().ToArray(),
-                        reader.IsDBNull(8) ? Array.Empty<string>() : reader.GetString(8).Split(",").Order().ToArray()
+                        reader.IsDBNull(8) ? Array.Empty<string>() : reader.GetString(8).Split(",").Order().ToArray(),
+                        reader.IsDBNull(9) ? null : reader.GetBoolean(9)
                     ));
                 }
             }
@@ -74,18 +75,22 @@ namespace Elwig.Helpers.Billing {
             Dictionary<string, int>? rights = null;
             Dictionary<string, int>? obligations = null;
             Dictionary<string, int> used = new();
-            foreach (var (mgnr, did, dpnr, sortid, weight, kmw, qualid, attributes, modifiers) in deliveries) {
+            foreach (var (mgnr, did, dpnr, sortid, weight, kmw, qualid, attributes, modifiers, gebunden) in deliveries) {
                 if (lastMgNr != mgnr) {
                     var or = memberOblRig.GetValueOrDefault(mgnr, (new(), new()));
                     rights = or.Item2;
                     obligations = or.Item1;
                     used = new();
                 }
-                if (obligations == null || rights == null || obligations.Count == 0 || rights.Count == 0 ||
+                if ((honorGebunden && gebunden == false) ||
+                    obligations == null || rights == null ||
+                    obligations.Count == 0 || rights.Count == 0 ||
                     qualid == "WEI" || qualid == "RSW" || qualid == "LDW")
                 {
+                    // Explizit als ungebunden markiert,
                     // Mitglied hat keine Flächenbindungen, oder
-                    // Nicht mindestens Qualitätswein (QUW) -> ungebunden
+                    // Nicht mindestens Qualitätswein (QUW)
+                    // -> ungebunden
                     inserts.Add((did, dpnr, 0, 0, 0, 0, weight));
                     continue;
                 }
@@ -112,7 +117,7 @@ namespace Elwig.Helpers.Billing {
                         used[key] = used.GetValueOrDefault(key, 0) + v;
                         w -= v;
                     }
-                    if (w == 0) break;
+                    if (w == 0 || !allowAttrsIntoLowerBins) break;
                 }
                 inserts.Add((did, dpnr, b[0], b[1], b[2], b[3], weight - b[0] - b[1] - b[2] - b[3]));
                 lastMgNr = mgnr;
@@ -135,6 +140,8 @@ namespace Elwig.Helpers.Billing {
                     """;
                 await cmd.ExecuteNonQueryAsync();
             }
+
+            // TODO add second round to avoid under deliveries
         }
 
         public static async Task<Dictionary<int, (Dictionary<string, int>, Dictionary<string, int>)>> GetMemberRightsObligations(SqliteConnection cnx, int year, int? mgnr = null) {
diff --git a/Elwig/Windows/SeasonFinishWindow.xaml.cs b/Elwig/Windows/SeasonFinishWindow.xaml.cs
index 82900ec..31122df 100644
--- a/Elwig/Windows/SeasonFinishWindow.xaml.cs
+++ b/Elwig/Windows/SeasonFinishWindow.xaml.cs
@@ -35,7 +35,7 @@ namespace Elwig.Windows {
             Mouse.OverrideCursor = Cursors.AppStarting;
             var b = new Billing(year);
             await b.FinishSeason();
-            await b.CalculateBins();
+            await b.CalculateBins(true, false, false);
             Mouse.OverrideCursor = null;
         }