diff --git a/app/services/exports/sales_log_export_constants.rb b/app/services/exports/sales_log_export_constants.rb
index cf6a6e079..a8ff44a2f 100644
--- a/app/services/exports/sales_log_export_constants.rb
+++ b/app/services/exports/sales_log_export_constants.rb
@@ -139,13 +139,24 @@ module Exports::SalesLogExportConstants
   (1..6).each do |index|
     ALL_YEAR_EXPORT_FIELDS << "AGE#{index}"
     ALL_YEAR_EXPORT_FIELDS << "ECSTAT#{index}"
-    ALL_YEAR_EXPORT_FIELDS << "SEX#{index}"
   end
 
   (2..6).each do |index|
     ALL_YEAR_EXPORT_FIELDS << "RELAT#{index}"
   end
 
+  YEAR_2024_EXPORT_FIELDS = Set[]
+
+  (1..6).each do |index|
+    YEAR_2024_EXPORT_FIELDS << "SEX#{index}"
+  end
+
+  YEAR_2025_EXPORT_FIELDS = Set[]
+
+  (1..6).each do |index|
+    YEAR_2025_EXPORT_FIELDS << "SEX#{index}"
+  end
+
   YEAR_2026_EXPORT_FIELDS = Set["BUILDHEIGHTCLASS"]
 
   (1..6).each do |index|
diff --git a/app/services/exports/sales_log_export_service.rb b/app/services/exports/sales_log_export_service.rb
index 5b3f719e8..d64fe7f6c 100644
--- a/app/services/exports/sales_log_export_service.rb
+++ b/app/services/exports/sales_log_export_service.rb
@@ -159,6 +159,10 @@ module Exports
       included_fields.merge(ALL_YEAR_EXPORT_FIELDS)
 
       year_fields = case sales_log.collection_start_year
+                    when 2024
+                      YEAR_2024_EXPORT_FIELDS
+                    when 2025
+                      YEAR_2025_EXPORT_FIELDS
                     when 2026
                       YEAR_2026_EXPORT_FIELDS
                     else
diff --git a/spec/factories/sales_log.rb b/spec/factories/sales_log.rb
index 81d679ab6..2cdc688be 100644
--- a/spec/factories/sales_log.rb
+++ b/spec/factories/sales_log.rb
@@ -300,7 +300,7 @@ FactoryBot.define do
       builtype { 1 }
       ethnic { 3 }
       ethnic_group { 17 }
-      sexrab2 { "X" }
+      sexrab2 { "R" }
       sex2 { "X" }
       buy2livein { "1" }
       ecstat1 { "1" }
@@ -335,11 +335,11 @@ FactoryBot.define do
       prevshared { 2 }
       sexrab3 { "F" }
       sex3 { "F" }
-      sexrab4 { "X" }
+      sexrab4 { "R" }
       sex4 { "X" }
       sexrab5 { "M" }
       sex5 { "M" }
-      sexrab6 { "X" }
+      sexrab6 { "R" }
       sex6 { "X" }
       mortgage { 20_000 }
       ecstat3 { 9 }
diff --git a/spec/fixtures/exports/sales_log_26_27.xml b/spec/fixtures/exports/sales_log_26_27.xml
index 71278bbda..88bca393f 100644
--- a/spec/fixtures/exports/sales_log_26_27.xml
+++ b/spec/fixtures/exports/sales_log_26_27.xml
@@ -8,13 +8,13 @@
     <JOINTMORE>1</JOINTMORE>
     <BEDS>2</BEDS>
     <AGE1>27</AGE1>
-    <SEX1>F</SEX1>
+    <SEXRAB1>F</SEXRAB1>
     <ETHNIC>17</ETHNIC>
     <BUILTYPE>1</BUILTYPE>
     <PROPTYPE>1</PROPTYPE>
     <AGE2>33</AGE2>
     <RELAT2>P</RELAT2>
-    <SEX2>X</SEX2>
+    <SEXRAB2>R</SEXRAB2>
     <NOINT>2</NOINT>
     <ECSTAT2>1</ECSTAT2>
     <PRIVACYNOTICE>1</PRIVACYNOTICE>
@@ -32,7 +32,7 @@
     <SAVINGSNK>1</SAVINGSNK>
     <SAVINGS/>
     <PREVOWN>1</PREVOWN>
-    <SEX3>F</SEX3>
+    <SEXRAB3>F</SEXRAB3>
     <MORTGAGE>20000.0</MORTGAGE>
     <INC2MORT>1</INC2MORT>
     <ECSTAT3>9</ECSTAT3>
@@ -44,9 +44,9 @@
     <RELAT5>R</RELAT5>
     <RELAT6>R</RELAT6>
     <HB>4</HB>
-    <SEX4>X</SEX4>
-    <SEX5>M</SEX5>
-    <SEX6>X</SEX6>
+    <SEXRAB4>R</SEXRAB4>
+    <SEXRAB5>M</SEXRAB5>
+    <SEXRAB6>R</SEXRAB6>
     <FROMBEDS/>
     <STAIRCASE/>
     <STAIRBOUGHT/>
@@ -88,12 +88,6 @@
     <FIRSTSTAIR/>
     <NUMSTAIR/>
     <MRENTPRESTAIRCASING/>
-    <SEXRAB1>F</SEXRAB1>
-    <SEXRAB2/>
-    <SEXRAB3>F</SEXRAB3>
-    <SEXRAB4/>
-    <SEXRAB5>M</SEXRAB5>
-    <SEXRAB6/>
     <BUILDHEIGHTCLASS>2</BUILDHEIGHTCLASS>
     <DAY>1</DAY>
     <MONTH>4</MONTH>
diff --git a/spec/services/exports/sales_log_export_service_spec.rb b/spec/services/exports/sales_log_export_service_spec.rb
index 14e138449..25709fdb8 100644
--- a/spec/services/exports/sales_log_export_service_spec.rb
+++ b/spec/services/exports/sales_log_export_service_spec.rb
@@ -333,7 +333,7 @@ RSpec.describe Exports::SalesLogExportService do
       end
     end
 
-    context "when exporting only 24/25 collection period" do
+    context "when exporting only 24/25 collection period", metadata: { year: 24 } do
       let(:start_time) { Time.zone.local(2024, 4, 3) }
 
       before do
@@ -365,8 +365,8 @@ RSpec.describe Exports::SalesLogExportService do
       end
     end
 
-    context "when exporting only 25/26 collection period" do
-      let(:start_time) { Time.zone.local(2025, 4, 1) }
+    context "when exporting only 25/26 collection period", metadata: { year: 25 } do
+      let(:start_time) { collection_start_date_for_year(2025) }
 
       before do
         Timecop.freeze(start_time)
@@ -397,8 +397,8 @@ RSpec.describe Exports::SalesLogExportService do
       end
     end
 
-    context "when exporting only 26/27 collection period" do
-      let(:start_time) { Time.zone.local(2026, 4, 1) }
+    context "when exporting only 26/27 collection period", metadata: { year: 26 } do
+      let(:start_time) { collection_start_date_for_year(2026) }
 
       before do
         Timecop.freeze(start_time)