diff --git a/include/osmocom/gsm/gsm0808_utils.h b/include/osmocom/gsm/gsm0808_utils.h
index 5bd27c7..e6e55a7 100644
--- a/include/osmocom/gsm/gsm0808_utils.h
+++ b/include/osmocom/gsm/gsm0808_utils.h
@@ -63,3 +63,11 @@
 /* Decode Encryption Information element */
 int gsm0808_dec_encrypt_info(struct gsm0808_encrypt_info *ei,
 			     const uint8_t *elem, uint8_t len);
+
+/* Encode Cell Identifier List element */
+uint8_t gsm0808_enc_cell_id_list(struct msgb *msg,
+				 const struct gsm0808_cell_id_list *cil);
+
+/* Decode Cell Identifier List element */
+int gsm0808_dec_cell_id_list(struct gsm0808_cell_id_list *cil,
+			     const uint8_t *elem, uint8_t len);
diff --git a/include/osmocom/gsm/protocol/gsm_08_08.h b/include/osmocom/gsm/protocol/gsm_08_08.h
index 3939aed..e5e7e1e 100644
--- a/include/osmocom/gsm/protocol/gsm_08_08.h
+++ b/include/osmocom/gsm/protocol/gsm_08_08.h
@@ -457,3 +457,11 @@
 	uint8_t key[ENCRY_INFO_KEY_MAXLEN];
 	unsigned int key_len;
 };
+
+/* 3GPP TS 48.008 3.2.2.27 Cell Identifier List */
+#define CELL_ID_LIST_LAC_MAXLEN 127
+struct gsm0808_cell_id_list {
+	uint8_t id_discr;
+	uint16_t id_list_lac[CELL_ID_LIST_LAC_MAXLEN];
+	unsigned int id_list_len;
+};