diff --git a/migrations/000.284.sql b/migrations/000.284.sql
new file mode 100644
index 0000000..66567fb
--- /dev/null
+++ b/migrations/000.284.sql
@@ -0,0 +1,22 @@
+-- P5-6493: add VAT to markets table
+
+alter table markets
+    add column vat numeric;
+
+update markets set vat = 1.25 where name = 'SE';
+update markets set vat = 1.25 where name = 'NO';
+update markets set vat = 1.20 where name = 'GB';
+update markets set vat = 1.25 where name = 'DK';
+update markets set vat = 1.24 where name = 'FI';
+update markets set vat = 1.25 where name = 'GLOBAL';
+update markets set vat = 1.19 where name = 'DE';
+update markets set vat = 1.21 where name = 'NL';
+update markets set vat = 1.20 where name = 'AT';
+update markets set vat = 1 where name = 'US';
+update markets set vat = 1.21 where name = 'ES';
+update markets set vat = 1.20 where name = 'FR';
+update markets set vat = 1.23 where name = 'PL';
+update markets set vat = 1.22 where name = 'IT';
+
+alter table markets
+    alter column vat set not null;