diff --git a/src/e2ap/RICcontrolAckRequest.c b/src/e2ap/RICcontrolAckRequest.c
new file mode 100644
index 0000000..aa6c5ea
--- /dev/null
+++ b/src/e2ap/RICcontrolAckRequest.c
@@ -0,0 +1,57 @@
+/*
+ * Generated by asn1c-0.9.29 (http://lionet.info/asn1c)
+ * From ASN.1 module "E2AP-IEs"
+ * 	found in "e2ap-oran-wg3-v01.00.asn"
+ * 	`asn1c -fno-include-deps -fcompound-names -findirect-choice -gen-PER -no-gen-OER`
+ */
+
+#include "RICcontrolAckRequest.h"
+
+/*
+ * This type is implemented using NativeEnumerated,
+ * so here we adjust the DEF accordingly.
+ */
+static asn_per_constraints_t asn_PER_type_RICcontrolAckRequest_constr_1 CC_NOTUSED = {
+	{ APC_CONSTRAINED | APC_EXTENSIBLE,  2,  2,  0,  2 }	/* (0..2,...) */,
+	{ APC_UNCONSTRAINED,	-1, -1,  0,  0 },
+	0, 0	/* No PER value map */
+};
+static const asn_INTEGER_enum_map_t asn_MAP_RICcontrolAckRequest_value2enum_1[] = {
+	{ 0,	5,	"noAck" },
+	{ 1,	3,	"ack" },
+	{ 2,	4,	"nAck" }
+	/* This list is extensible */
+};
+static const unsigned int asn_MAP_RICcontrolAckRequest_enum2value_1[] = {
+	1,	/* ack(1) */
+	2,	/* nAck(2) */
+	0	/* noAck(0) */
+	/* This list is extensible */
+};
+static const asn_INTEGER_specifics_t asn_SPC_RICcontrolAckRequest_specs_1 = {
+	asn_MAP_RICcontrolAckRequest_value2enum_1,	/* "tag" => N; sorted by tag */
+	asn_MAP_RICcontrolAckRequest_enum2value_1,	/* N => "tag"; sorted by N */
+	3,	/* Number of elements in the maps */
+	4,	/* Extensions before this member */
+	1,	/* Strict enumeration */
+	0,	/* Native long size */
+	0
+};
+static const ber_tlv_tag_t asn_DEF_RICcontrolAckRequest_tags_1[] = {
+	(ASN_TAG_CLASS_UNIVERSAL | (10 << 2))
+};
+asn_TYPE_descriptor_t asn_DEF_RICcontrolAckRequest = {
+	"RICcontrolAckRequest",
+	"RICcontrolAckRequest",
+	&asn_OP_NativeEnumerated,
+	asn_DEF_RICcontrolAckRequest_tags_1,
+	sizeof(asn_DEF_RICcontrolAckRequest_tags_1)
+		/sizeof(asn_DEF_RICcontrolAckRequest_tags_1[0]), /* 1 */
+	asn_DEF_RICcontrolAckRequest_tags_1,	/* Same as above */
+	sizeof(asn_DEF_RICcontrolAckRequest_tags_1)
+		/sizeof(asn_DEF_RICcontrolAckRequest_tags_1[0]), /* 1 */
+	{ 0, &asn_PER_type_RICcontrolAckRequest_constr_1, NativeEnumerated_constraint },
+	0, 0,	/* Defined elsewhere */
+	&asn_SPC_RICcontrolAckRequest_specs_1	/* Additional specs */
+};
+