diff --git a/expected/taxonomy-patcher/delete-set/output b/expected/taxonomy-patcher/delete-set/output
new file mode 100644
index 00000000..b18da3ad
--- /dev/null
+++ b/expected/taxonomy-patcher/delete-set/output
@@ -0,0 +1,26 @@
+loading taxonomy
+loaded
+1 amendments to be processed.
+1/1 amendments applied.
+version.txt
+0.0draft0
+taxonomy.tsv
+uid	|	parent_uid	|	name	|	rank	|	sourceinfo	|	uniqname	|	flags	|	
+1000000	|		|	Exampleroot	|	no rank	|	ncbi:10239,gbif:8	|		|		|	
+999999	|	1000000	|	Nototuexample	|	no rank	|		|		|	not_otu	|	
+1001	|	1000000	|	Amaryllidaceae	|	no rank	|		|		|		|	
+100	|	1001	|	Amaryllis	|	no rank	|		|		|	barren	|	
+200	|	1001	|	Bamaryllis	|	no rank	|		|		|		|	
+11	|	200	|	Bamaryllis belladonna	|	no rank	|	ncbi:1,gbif:3	|		|		|	
+12	|	200	|	Bamaryllis major	|	no rank	|	ncbi:2,irmng:5	|		|		|	
+13	|	200	|	Bamarylis minor	|	no rank	|		|		|		|	
+300	|	1001	|	Amaryllis Amaryllis	|	no rank	|		|	Amaryllis (subgenus Amaryllis)	|		|	
+21	|	300	|	Amaryllis Amaryllis major	|	no rank	|		|		|		|	
+22	|	300	|	Amaryllis Amaryllis minor	|	no rank	|		|		|		|	
+23	|	300	|	Amaryllis somelodd	|	no rank	|		|		|		|	
+synonyms.tsv
+name	|	uid	|	type	|	uniqname	|	sourceinfo	|	
+Camaryllis major	|	21	|		|		|		|	
+forwards.tsv
+id	replacement
+2002	1001
diff --git a/expected/taxonomy-patcher/taxonomy-patcher.json b/expected/taxonomy-patcher/taxonomy-patcher.json
index fb7bdd31..795506df 100644
--- a/expected/taxonomy-patcher/taxonomy-patcher.json
+++ b/expected/taxonomy-patcher/taxonomy-patcher.json
@@ -1,4 +1,9 @@
 [
+  {
+    "invocation" : ["otc-taxonomy-patcher", "--amend-status-to-stdout", "--write-to-stdout", "--edits", "<INFILELIST>"],
+    "infile_list": ["delete-set.json", "patch-taxonomy"],
+    "expected": "delete-set"
+  },
   {
     "invocation" : ["otc-taxonomy-patcher", "--amend-status-to-stdout", "--write-to-stdout", "--edits", "<INFILELIST>"],
     "infile_list": ["append-set.json", "patch-taxonomy"],
diff --git a/otc/taxonomy/patching.cpp b/otc/taxonomy/patching.cpp
index 30526766..d95ca09b 100644
--- a/otc/taxonomy/patching.cpp
+++ b/otc/taxonomy/patching.cpp
@@ -293,6 +293,16 @@ bool_str_t PatchableTaxonomy::delete_taxon(OttId ott_id) {
     return bool_str_t{true, ""};
 }
 
+bool_str_t PatchableTaxonomy::delete_id_set(const OttIdSet & ott_id_set) {
+    for (auto oid : ott_id_set) {
+        auto sret = delete_taxon(oid);
+        if (!sret.first) {
+            return sret;
+        }
+    }
+    return bool_str_t{true, ""};
+}
+
 bool_str_t PatchableTaxonomy::sink_taxon(OttId jr_oid, OttId sr_id) {
     auto & tree = this->get_mutable_tax_tree();
     auto & rt_data = tree.get_data();
diff --git a/otc/taxonomy/patching.h b/otc/taxonomy/patching.h
index 2898cdf4..32a3e635 100644
--- a/otc/taxonomy/patching.h
+++ b/otc/taxonomy/patching.h
@@ -50,6 +50,7 @@ class PatchableTaxonomy: public RichTaxonomy {
                                    const std::string & sourceinfo,
                                    const tax_flags & flags);
     bool_str_t delete_taxon(OttId oid) ;
+    bool_str_t delete_id_set(const OttIdSet & ott_id_set);
     bool_str_t add_forward(OttId former_id, OttId redirect_to_id);
     bool_str_t delete_forward(OttId former_id, OttId redirect_to_id);
     bool_str_t add_synonym(const std::string & name, OttId ott_id, const std::string & sourceinfo);
diff --git a/tools/taxonomy-patcher.cpp b/tools/taxonomy-patcher.cpp
index 25a7c2a4..504337a5 100644
--- a/tools/taxonomy-patcher.cpp
+++ b/tools/taxonomy-patcher.cpp
@@ -312,6 +312,24 @@ class TaxaAppendSetAmendment: public TaxonPropAmendment {
         OttIdSet ott_ids;
 };
 
+class TaxaDeleteSetAmendment: public TaxonomyAmendment {
+    public:
+    TaxaDeleteSetAmendment(const json & taxa_obj)
+        :TaxonomyAmendment() {
+        this->ott_ids = get_unsigned_set_property(taxa_obj, "ott_ids", true).second;
+    }
+    
+    virtual ~TaxaDeleteSetAmendment(){
+    }
+
+    virtual std::pair<bool, std::string> patch(PatchableTaxonomy &t) {
+        return t.delete_id_set(ott_ids);
+    }
+
+    protected:
+        OttIdSet ott_ids;
+};
+
 class TaxonEditAmendment: public BaseTaxonAmendment {
     public:
     TaxonEditAmendment(const json & taxon_obj)
@@ -458,6 +476,12 @@ TaxonomyAmendmentPtr parse_taxon_amendment_obj(const json & edit_obj) {
             return std::make_shared<TaxaAppendSetAmendment>(*(taxon_j.second));
         }
         throw OTCError() << "Expecting edit action to contain taxa object.";
+    } else if (action == "delete-set") {
+        auto taxon_j = get_object_property(edit_obj, "taxa", false);
+        if (taxon_j.first) {
+            return std::make_shared<TaxaDeleteSetAmendment>(*(taxon_j.second));
+        }
+        throw OTCError() << "Expecting edit action to contain taxa object.";
     } else {
         throw OTCError() << "Taxon amendment with action \"" << action << "\" not implemented.";
     }