--- /dev/null
+# selector-list-comma-newline-after
+
+Require a newline or disallow whitespace after the commas of selector lists.
+
+```css
+ a,
+ b↑{ color: pink; }
+/** ↑
+ * The newline after this comma */
+```
+
+End-of-line comments are allowed one space after the comma.
+
+```css
+a, /* comment */
+b { color: pink; }
+```
+
+## Options
+
+`string`: `"always"|"always-multi-line"|"never-multi-line"`
+
+### `"always"`
+
+There *must always* be a newline after the commas.
+
+The following patterns are considered violations:
+
+```css
+a, b { color: pink; }
+```
+
+```css
+a
+, b { color: pink; }
+```
+
+The following patterns are *not* considered violations:
+
+```css
+a,
+b { color: pink; }
+```
+
+```css
+a
+,
+b { color: pink; }
+```
+
+### `"always-multi-line"`
+
+There *must always* be a newline after the commas in multi-line selector lists.
+
+The following patterns are considered violations:
+
+```css
+a
+, b { color: pink; }
+```
+
+The following patterns are *not* considered violations:
+
+```css
+a, b { color: pink; }
+```
+
+```css
+a,
+b { color: pink; }
+```
+
+```css
+a
+,
+b { color: pink; }
+```
+
+### `"never-multi-line"`
+
+There *must never* be whitespace after the commas in multi-line selector lists.
+
+The following patterns are considered violations:
+
+```css
+a
+, b { color: pink; }
+```
+
+```css
+a,
+b { color: pink; }
+```
+
+The following patterns are *not* considered violations:
+
+```css
+a,b { color: pink; }
+```
+
+```css
+a
+,b { color: pink; }
+```