diff --git a/data-ingest/ingest b/data-ingest/ingest
index 979a586..4d37cfe 100755
--- a/data-ingest/ingest
+++ b/data-ingest/ingest
@@ -1,6 +1,8 @@
 #!/usr/bin/env bash
 set -eau -o pipefail
 
+NEEDED_COLUMNS=("IdentifiantImmeuble" "EtatImmeuble" "CoordonneeImmeubleX" "CoordonneeImmeubleY" "NumeroVoieImmeuble" "TypeVoieImmeuble" "NomVoieImmeuble" "CodePostalImmeuble" "CommuneImmeuble" "DateDebutAcceptationCmdAcces" "DateMiseEnServiceCommercialeImmeuble")
+
 if [ "$#" -ne 2 ]; then
     echo "Usage: ingest path-to-directory-containing-IPE-CSVs path-to-generated-db"
     echo ""
@@ -35,13 +37,36 @@ for ipeFile in ${ipeFiles}; do
     fi
     if ! $firstFile; then
       import_opt="-skip 1"
+    else
+      header=$(head -n1 $ipeFile)
+      OLD_IFS=$IFS
+      export IFS=";"
+      idx=1
+      idx_to_keep=()
+      for column in $header; do
+        export IFS=$OLD_IFS
+        if [[ " ${NEEDED_COLUMNS[*]} " =~ " ${column} " ]]; then
+          idx_to_keep+=("$idx")
+        fi
+        idx=$((idx+1))
+        export IFS=";"
+      done
+      export IFS=$OLD_IFS
+      cut_idx_to_keep=$(IFS=',';echo "${idx_to_keep[*]}";IFS=$' \t\n')
+      echo "  Column indexes that will be kept in csv files: $cut_idx_to_keep (matching columns ${NEEDED_COLUMNS[*]})"
     fi
     firstFile=false
   fi
-  cat >> "${tmpSql}" <<EOF
-.import ${import_opt} ${ipeFile} ipe
-EOF
 
+  useIpeFile=${ipeFile}
+  if [[ "$cut_idx_to_keep" != "" ]]; then
+    cut -d';' -f$cut_idx_to_keep $ipeFile > ${ipeFile}.cut
+    useIpeFile=${ipeFile}.cut
+  fi
+  cat >> "${tmpSql}" <<EOF
+.import ${import_opt} ${useIpeFile} ipe
+EOF
+  rm -f ${ipeFile}.cut
 done
 
 echo ""
@@ -57,7 +82,7 @@ echo "[+] Create separate table with id immeuble index and its state."
 cat > "${tmpSql}" <<EOF
 CREATE TABLE refimm (IdentifiantImmeuble text NOT NULL, EtatImmeuble text NOT NULL);
 CREATE UNIQUE INDEX idx_IdentifiantImmeuble on refimm (IdentifiantImmeuble);
-INSERT INTO refimm SELECT IdentifiantImmeuble,EtatImmeuble FROM ipe;
+INSERT OR REPLACE INTO refimm SELECT IdentifiantImmeuble,EtatImmeuble FROM ipe;
 EOF
 sqlite3 "${fullDbPath}" < "${tmpSql}"