diff --git a/src/utils/ast/ast_assignement.c b/src/utils/ast/ast_assignement.c
new file mode 100644
index 0000000..036e4d2
--- /dev/null
+++ b/src/utils/ast/ast_assignement.c
@@ -0,0 +1,36 @@
+#include "ast_assignement.h"
+
+#include <stdlib.h>
+
+bool ast_is_assignement(struct ast *node)
+{
+    return node != NULL && node->type == AST_ASSIGNEMENT;
+}
+
+struct ast_assignement *ast_get_assignement(struct ast *node)
+{
+    if (node == NULL || node->type != AST_ASSIGNEMENT)
+        return NULL;
+    return (struct ast_assignement *)node->data;
+}
+
+struct ast *ast_create_assignement(char *name, char *value)
+{
+    struct ast_assignement *assignement_data = malloc(sizeof(struct ast_assignement));
+    if (!assignement_data)
+        return NULL;
+
+    assignement_data->name = name;
+    assignement_data->value = value;
+
+    return ast_create(AST_ASSIGNEMENT, assignement_data);
+}
+
+void ast_free_assignement(struct ast_assignement *assignement_data)
+{
+    if (assignement_data == NULL)
+        return;
+    free(assignement_data->name);
+    free(assignement_data->value);
+    free(assignement_data);
+}
\ No newline at end of file
diff --git a/src/utils/ast/ast_assignement.h b/src/utils/ast/ast_assignement.h
new file mode 100644
index 0000000..5975497
--- /dev/null
+++ b/src/utils/ast/ast_assignement.h
@@ -0,0 +1,17 @@
+#ifndef AST_ASSIGNEMENT_H
+#define AST_ASSIGNEMENT_H
+
+#include "ast_base.h"
+
+struct ast_assignement
+{
+    char *name;
+    char *value;
+};
+
+bool ast_is_assignement(struct ast *node);
+struct ast_assignement *ast_get_assignement(struct ast *node);
+struct ast *ast_create_assignement(char *name, char *value);
+void ast_free_assignement(struct ast_assignement *assignement_data);
+
+#endif /* ! AST_ASSIGNEMENT_H */
\ No newline at end of file
diff --git a/src/utils/ast/ast_base.h b/src/utils/ast/ast_base.h
index f81f2f0..f04014d 100644
--- a/src/utils/ast/ast_base.h
+++ b/src/utils/ast/ast_base.h
@@ -15,7 +15,8 @@ enum ast_type
     AST_CMD,
     AST_WORD,
     AST_PIPE,
-    AST_NEG
+    AST_NEG,
+    AST_ASSIGNEMENT
 };
 
 struct ast
diff --git a/src/utils/ast/ast_command.c b/src/utils/ast/ast_command.c
index c4fe3e6..affe45e 100644
--- a/src/utils/ast/ast_command.c
+++ b/src/utils/ast/ast_command.c
@@ -6,7 +6,7 @@
 #include "../lists/lists.h"
 
 struct ast *ast_create_command(struct list *command,
-        struct list *redirections)
+        struct list *redirections, struct ast_list *assignements)
 {
     struct ast_command *command_data = malloc(sizeof(struct ast_command));
     if (!command_data)
@@ -36,5 +36,6 @@ void ast_free_command(struct ast_command *command_data)
         return;
     list_deep_destroy(command_data->command);
     ast_list_deep_destroy(command_data->redirections);
+    ast_list_deep_destroy(command_data->assignements);
     free(command_data);
 }
diff --git a/src/utils/ast/ast_command.h b/src/utils/ast/ast_command.h
index 835bf5d..0641f1d 100644
--- a/src/utils/ast/ast_command.h
+++ b/src/utils/ast/ast_command.h
@@ -8,6 +8,7 @@ struct ast_command
 {
     struct list *command; // A list of words (char*)
     struct ast_list *redirections; // A list of ASTs, all ast_redir
+    struct ast_list *assignements; // A list of ASTs, all ast_assignement
 };
 
 /**
@@ -25,7 +26,7 @@ struct ast_command *ast_get_command(struct ast *node);
  * Creates a new AST node representing a command.
  */
 struct ast *ast_create_command(struct list *command,
-        struct list *redirections);
+        struct list *redirections, struct ast_list *assignements);
 
 /*
  * @brief: frees the given ast_command and sets the pointer to NULL.