diff --git a/PyTeX/utils/__init__.py b/PyTeX/utils/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/PyTeX/utils/conversions.py b/PyTeX/utils/conversions.py
new file mode 100644
index 0000000..fe429a6
--- /dev/null
+++ b/PyTeX/utils/conversions.py
@@ -0,0 +1,20 @@
+from PyTeX.paths import PyTeXRootDirType
+from PyTeX.build.pytex_file import PyTeXFileType
+
+
+def pytex_file_type2pytex_root_dir(pytex_file_type: PyTeXFileType) -> PyTeXRootDirType:
+    return {
+        PyTeXFileType.PyTeXSourceFile: PyTeXRootDirType.PYTEX_SOURCE,
+        PyTeXFileType.TeXOutputFile: PyTeXRootDirType.BUILD,
+        PyTeXFileType.TeXDocumentationFile: PyTeXRootDirType.DOC,
+        PyTeXFileType.TeXSourceFile: PyTeXRootDirType.TEX_SOURCE
+    }[pytex_file_type]
+
+
+def pytex_root_dir2pytex_file_type(pytex_root_dir: PyTeXRootDirType) -> PyTeXFileType:
+    return {
+        PyTeXRootDirType.PYTEX_SOURCE: PyTeXFileType.PyTeXSourceFile,
+        PyTeXRootDirType.BUILD: PyTeXFileType.TeXOutputFile,
+        PyTeXRootDirType.DOC: PyTeXFileType.TeXDocumentationFile,
+        PyTeXRootDirType.TEX_SOURCE: PyTeXFileType.TeXSourceFile,
+    }[pytex_root_dir]