diff --git a/APPL/MLD/mld_edit_melding.asp b/APPL/MLD/mld_edit_melding.asp
index fb14c60736..20a767297e 100644
--- a/APPL/MLD/mld_edit_melding.asp
+++ b/APPL/MLD/mld_edit_melding.asp
@@ -480,9 +480,22 @@ lcl.set_dialect(mld_melding.srtdisc, "MLD_SRTDISCIPLINE_KEY");
       mld_melding = params.mld_melding;
       frontend = params.frontend;
       BLOCK_START("mldAlg", I("fa-map-marker")+L("lcl_plaatsgegevens"), {ishtmlsafe:true});
-      if (personEditable)
+      if (personEditable && !(mld_key > 0 && !this_mld.canPlaatsChange)) // show checkbox when editable and not readonly
       {
-        RWCHECKBOXTR("issuer_search", "fldissuersearch", L("lcl_mld_issuer_search"), true, {boxfirst: true, twocols: true});
+        // check if there are any users with other rights then -1 or 9 for the selected srtdisc
+        sql = "SELECT COUNT (fac_gebruiker_prs_level_read) aantal"
+            + "  FROM (SELECT COALESCE (MIN (fac_gebruiker_prs_level_read), 9)"
+            + "                   fac_gebruiker_prs_level_read"
+            + "          FROM fac_v_webgebruiker w, fac_functie f"
+            + "         WHERE     fac_functie_code = 'WEB_MLDUSE'"
+            + "               AND w.fac_functie_key = f.fac_functie_key"
+            + "               AND fac_functie_module = 'MLD'"
+            + "               AND ins_discipline_key IN ( SELECT ins_discipline_key FROM ins_tab_discipline WHERE ins_srtdiscipline_key = "+mld_melding.srtdisc+" AND ins_discipline_verwijder IS NULL )  )"
+            + " WHERE fac_gebruiker_prs_level_read BETWEEN 1 AND 8";
+        var oRs = Oracle.Execute(sql);
+        if (oRs("aantal").Value > 0)
+          RWCHECKBOXTR("issuer_search", "fldissuersearch", L("lcl_mld_issuer_search"), true, {boxfirst: true, twocols: true});
+        oRs.Close();
       }
       FCLTplaatsselector(this_mld.authparams(autfunction) && this_mld.authparams(autfunction).ALGwritelevel,
                          { locatiekey: mld_melding.loc_key,