diff --git a/README.md b/README.md
index f65bf82..c1af420 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ project or include this repository as a Git submodule.
 ## Classes
 
 - Manual
-- (Future) Submittal
+- Submittal
 
 ## Packages
 
diff --git a/Submittal.cls b/Submittal.cls
new file mode 100644
index 0000000..aa9b2cb
--- /dev/null
+++ b/Submittal.cls
@@ -0,0 +1,53 @@
+\NeedsTeXFormat{LaTeX2e}
+\ProvidesClass{PrimeTeX/Submittal}[2025-07-09]
+
+\RequirePackage{ifthen}
+
+\newboolean{isDarkMode}
+\setboolean{isDarkMode}{false}
+
+\DeclareOption{darkmode}{
+	\setboolean{isDarkMode}{true}
+}
+
+\DeclareOption{showoverfull}{
+	\overfullrule = 1in
+}
+
+\DeclareOption*{\PassOptionsToClass{\CurrentOption}{article}}
+
+\ProcessOptions\relax
+
+\LoadClass{article}
+
+\ifthenelse{\boolean{isDarkMode}}{
+	\RequirePackage[darkmode]{PrimeTeX/packages/Color}
+}{
+	\RequirePackage{PrimeTeX/packages/Color}
+}
+
+\RequirePackage{PrimeTeX/packages/CrossRef}
+
+\RequirePackage{PrimeTeX/packages/DocProperties}
+
+\RequirePackage{PrimeTeX/packages/Fonts}
+
+\RequirePackage{PrimeTeX/packages/Glossary}
+
+\RequirePackage{PrimeTeX/packages/Graphics}
+
+\RequirePackage{PrimeTeX/packages/Hyphenation}
+
+\RequirePackage{PrimeTeX/packages/Index}
+
+\RequirePackage{PrimeTeX/packages/Layout}
+
+\RequirePackage{PrimeTeX/packages/Links}
+
+\RequirePackage{PrimeTeX/packages/Marginalia}
+
+\RequirePackage{PrimeTeX/packages/Tables}
+
+\RequirePackage{PrimeTeX/packages/TitlePage}
+
+\RequirePackage{PrimeTeX/packages/Titles}
\ No newline at end of file