diff --git a/README.md b/README.md
index f0f7063..3747a91 100644
--- a/README.md
+++ b/README.md
@@ -28,4 +28,6 @@ Netlify settings:
 - Build command: blank
 - Publish directory: `.`
 
+Route rewrites are maintained in `netlify.toml` (`[[redirects]]` entries) to keep deploy configuration centralized.
+
 Run `npm run check` before deploying.
diff --git a/_redirects b/_redirects
index 4cda6ac..863922f 100644
--- a/_redirects
+++ b/_redirects
@@ -1,5 +1 @@
-/start-a-project /start-a-project.html 200
-/fix-list-builder /fix-list-builder.html 200
-/maintenance-plans /maintenance-plans.html 200
-/inspection-report-repairs /inspection-report-repairs.html 200
-/thank-you /thank-you.html 200
+# Route rewrites are maintained in netlify.toml.
diff --git a/scripts/check-site.js b/scripts/check-site.js
index 4726247..1c08e6f 100644
--- a/scripts/check-site.js
+++ b/scripts/check-site.js
@@ -12,11 +12,18 @@ const requiredFiles = [
   "assets/styles.css",
   "assets/app.js",
   "netlify.toml",
-  "_redirects",
   "robots.txt",
   "sitemap.xml",
 ];
 
+const requiredRewrites = [
+  ["/start-a-project", "/start-a-project.html"],
+  ["/fix-list-builder", "/fix-list-builder.html"],
+  ["/maintenance-plans", "/maintenance-plans.html"],
+  ["/inspection-report-repairs", "/inspection-report-repairs.html"],
+  ["/thank-you", "/thank-you.html"],
+];
+
 const formRequirements = {
   "start-a-project.html": "vail-project-intake",
   "fix-list-builder.html": "vail-fix-list",
@@ -35,6 +42,10 @@ function exists(file) {
   return fs.existsSync(path.join(root, file));
 }
 
+function escapeRegExp(value) {
+  return value.replace(/[.*+?^${}()|[\]\\]/g, "\\$&");
+}
+
 for (const file of requiredFiles) {
   if (!exists(file)) {
     failures.push(`Missing required file: ${file}`);
@@ -92,6 +103,27 @@ if (exists("netlify.toml")) {
   if (!/command\s*=\s*["']["']/.test(netlifyConfig)) {
     failures.push('netlify.toml must contain command = ""');
   }
+
+  for (const [from, to] of requiredRewrites) {
+    const rewritePattern = new RegExp(
+      `\\[\\[redirects\\]\\][\\s\\S]*?from\\s*=\\s*["']${escapeRegExp(from)}["'][\\s\\S]*?to\\s*=\\s*["']${escapeRegExp(to)}["'][\\s\\S]*?status\\s*=\\s*200`,
+      "m",
+    );
+
+    if (!rewritePattern.test(netlifyConfig)) {
+      failures.push(`netlify.toml is missing rewrite ${from} -> ${to} (200)`);
+    }
+  }
+}
+
+if (exists("_redirects")) {
+  const redirects = read("_redirects");
+  for (const [from, to] of requiredRewrites) {
+    const redirectLine = new RegExp(`^\\s*${escapeRegExp(from)}\\s+${escapeRegExp(to)}\\s+200\\s*$`, "m");
+    if (redirectLine.test(redirects)) {
+      failures.push(`_redirects duplicates netlify.toml rewrite ${from} -> ${to} (200)`);
+    }
+  }
 }
 
 if (failures.length > 0) {