diff --git a/components/FeatureHighlight/src/MDCFeatureHighlightViewController.m b/components/FeatureHighlight/src/MDCFeatureHighlightViewController.m
index a32c11ba2e7..2ddb2a781ac 100644
--- a/components/FeatureHighlight/src/MDCFeatureHighlightViewController.m
+++ b/components/FeatureHighlight/src/MDCFeatureHighlightViewController.m
@@ -65,10 +65,7 @@ - (void)viewDidLoad {
       UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
   self.featureHighlightView.mdc_adjustsFontForContentSizeCategory =
       _mdc_adjustsFontForContentSizeCategory;
-  if (@available(iOS 10.0, *)) {
-    self.featureHighlightView.adjustsFontForContentSizeCategory =
-        _adjustsFontForContentSizeCategory;
-  }
+  self.featureHighlightView.adjustsFontForContentSizeCategory = _adjustsFontForContentSizeCategory;
   self.featureHighlightView.mdc_legacyFontScaling = _mdc_legacyFontScaling;
 
   __weak MDCFeatureHighlightViewController *weakSelf = self;
diff --git a/components/List/examples/CollectionListCellExampleTypicalUse.m b/components/List/examples/CollectionListCellExampleTypicalUse.m
index 0bfa4d88c19..10780f6c03a 100644
--- a/components/List/examples/CollectionListCellExampleTypicalUse.m
+++ b/components/List/examples/CollectionListCellExampleTypicalUse.m
@@ -21,8 +21,6 @@
 static NSString *const kExampleDetailText =
     @"Pellentesque non quam ornare, porta urna sed, malesuada felis. Praesent at gravida felis, "
      "non facilisis enim. Proin dapibus laoreet lorem, in viverra leo dapibus a.";
-static const CGFloat kSmallestCellHeight = 40;
-static const CGFloat kSmallArbitraryCellWidth = 100;
 
 @implementation CollectionListCellExampleTypicalUse {
   NSMutableArray *_content;
@@ -35,11 +33,7 @@ - (instancetype)init {
   flowLayout.minimumInteritemSpacing = 0;
   flowLayout.minimumLineSpacing = 1;
   flowLayout.scrollDirection = UICollectionViewScrollDirectionVertical;
-  if (@available(iOS 10.0, *)) {
-    flowLayout.estimatedItemSize = UICollectionViewFlowLayoutAutomaticSize;
-  } else {
-    flowLayout.estimatedItemSize = CGSizeMake(kSmallArbitraryCellWidth, kSmallestCellHeight);
-  }
+  flowLayout.estimatedItemSize = UICollectionViewFlowLayoutAutomaticSize;
   return [self initWithCollectionViewLayout:flowLayout];
 }
 
diff --git a/components/Tabs/src/private/MDCItemBarCell.m b/components/Tabs/src/private/MDCItemBarCell.m
index b83c175fe2a..84dac0b8d46 100644
--- a/components/Tabs/src/private/MDCItemBarCell.m
+++ b/components/Tabs/src/private/MDCItemBarCell.m
@@ -228,11 +228,9 @@ - (void)updateWithItem:(UITabBarItem *)item
   self.selectedImage = item.selectedImage;
   self.image = item.image;
   self.badgeValue = item.badgeValue;
-  if (@available(iOS 10.0, *)) {
-    if (item.badgeColor) {
-      self.style.badgeColor = item.badgeColor;
-      self.badge.badgeColor = item.badgeColor;
-    }
+  if (item.badgeColor) {
+    self.style.badgeColor = item.badgeColor;
+    self.badge.badgeColor = item.badgeColor;
   }
   self.accessibilityIdentifier = item.accessibilityIdentifier;
   self.accessibilityLabel = item.accessibilityLabel;
diff --git a/components/TextControls/examples/supplemental/MDCTextControlConfiguratorExample.m b/components/TextControls/examples/supplemental/MDCTextControlConfiguratorExample.m
index 15ef6faf222..a0982fc13f3 100644
--- a/components/TextControls/examples/supplemental/MDCTextControlConfiguratorExample.m
+++ b/components/TextControls/examples/supplemental/MDCTextControlConfiguratorExample.m
@@ -131,23 +131,18 @@ - (void)decreaseContentSizeForChildViewController:(UIViewController *)childViewC
 
 - (void)setContentSizeCategory:(UIContentSizeCategory)contentSizeCategory
          onChildViewController:(UIViewController *)viewController {
-  if (@available(iOS 10.0, *)) {
-    UITraitCollection *contentSizeCategoryTraitCollection =
-        [UITraitCollection traitCollectionWithPreferredContentSizeCategory:contentSizeCategory];
-    UITraitCollection *currentTraitCollection = viewController.traitCollection;
-    NSArray *traitCollections = @[ currentTraitCollection, contentSizeCategoryTraitCollection ];
-    UITraitCollection *traitCollection =
-        [UITraitCollection traitCollectionWithTraitsFromCollections:traitCollections];
-    [self setOverrideTraitCollection:traitCollection forChildViewController:viewController];
-    [self.view setNeedsLayout];
-  }
+  UITraitCollection *contentSizeCategoryTraitCollection =
+      [UITraitCollection traitCollectionWithPreferredContentSizeCategory:contentSizeCategory];
+  UITraitCollection *currentTraitCollection = viewController.traitCollection;
+  NSArray *traitCollections = @[ currentTraitCollection, contentSizeCategoryTraitCollection ];
+  UITraitCollection *traitCollection =
+      [UITraitCollection traitCollectionWithTraitsFromCollections:traitCollections];
+  [self setOverrideTraitCollection:traitCollection forChildViewController:viewController];
+  [self.view setNeedsLayout];
 }
 
 - (UIContentSizeCategory)contentSizeCategoryForViewController:(UIViewController *)viewController {
-  if (@available(iOS 10.0, *)) {
-    return viewController.traitCollection.preferredContentSizeCategory;
-  }
-  return nil;
+  return viewController.traitCollection.preferredContentSizeCategory;
 }
 
 - (void)setContainerScheme:(id<MDCContainerScheming>)containerScheme {
diff --git a/components/TextControls/examples/supplemental/MDCTextControlContentViewController.m b/components/TextControls/examples/supplemental/MDCTextControlContentViewController.m
index 628f8d11a17..3c70aa76bf9 100644
--- a/components/TextControls/examples/supplemental/MDCTextControlContentViewController.m
+++ b/components/TextControls/examples/supplemental/MDCTextControlContentViewController.m
@@ -144,10 +144,7 @@ - (MDCButton *)createContentSizeButtonWithTitle:(NSString *)title selector:(SEL)
   [button addTarget:self action:selector forControlEvents:UIControlEventTouchUpInside];
   [button applyContainedThemeWithScheme:self.containerScheme];
   [button sizeToFit];
-  button.enabled = NO;
-  if (@available(iOS 10.0, *)) {
-    button.enabled = YES;
-  }
+  button.enabled = YES;
   return button;
 }
 
diff --git a/components/TextControls/examples/supplemental/MDCTextControlTextAreaContentViewController.m b/components/TextControls/examples/supplemental/MDCTextControlTextAreaContentViewController.m
index 72e1f7fc5e9..5c222b178e9 100644
--- a/components/TextControls/examples/supplemental/MDCTextControlTextAreaContentViewController.m
+++ b/components/TextControls/examples/supplemental/MDCTextControlTextAreaContentViewController.m
@@ -147,20 +147,18 @@ - (void)resizeScrollViewSubviews {
 - (void)enforcePreferredFonts {
   [super enforcePreferredFonts];
 
-  if (@available(iOS 10.0, *)) {
-    [self.allTextAreas
-        enumerateObjectsUsingBlock:^(MDCBaseTextArea *textArea, NSUInteger idx, BOOL *stop) {
-          textArea.textView.adjustsFontForContentSizeCategory = YES;
-          textArea.textView.font = [UIFont preferredFontForTextStyle:UIFontTextStyleBody
-                                       compatibleWithTraitCollection:textArea.traitCollection];
-          textArea.leadingAssistiveLabel.font =
-              [UIFont preferredFontForTextStyle:UIFontTextStyleCaption2
-                  compatibleWithTraitCollection:textArea.traitCollection];
-          textArea.trailingAssistiveLabel.font =
-              [UIFont preferredFontForTextStyle:UIFontTextStyleCaption2
-                  compatibleWithTraitCollection:textArea.traitCollection];
-        }];
-  }
+  [self.allTextAreas
+      enumerateObjectsUsingBlock:^(MDCBaseTextArea *textArea, NSUInteger idx, BOOL *stop) {
+        textArea.textView.adjustsFontForContentSizeCategory = YES;
+        textArea.textView.font = [UIFont preferredFontForTextStyle:UIFontTextStyleBody
+                                     compatibleWithTraitCollection:textArea.traitCollection];
+        textArea.leadingAssistiveLabel.font =
+            [UIFont preferredFontForTextStyle:UIFontTextStyleCaption2
+                compatibleWithTraitCollection:textArea.traitCollection];
+        textArea.trailingAssistiveLabel.font =
+            [UIFont preferredFontForTextStyle:UIFontTextStyleCaption2
+                compatibleWithTraitCollection:textArea.traitCollection];
+      }];
 }
 
 - (void)handleResignFirstResponderTapped {
diff --git a/components/TextControls/examples/supplemental/MDCTextControlTextFieldContentViewController.m b/components/TextControls/examples/supplemental/MDCTextControlTextFieldContentViewController.m
index e366336f169..7d2ad6a6ad9 100644
--- a/components/TextControls/examples/supplemental/MDCTextControlTextFieldContentViewController.m
+++ b/components/TextControls/examples/supplemental/MDCTextControlTextFieldContentViewController.m
@@ -172,20 +172,18 @@ - (void)resizeScrollViewSubviews {
 - (void)enforcePreferredFonts {
   [super enforcePreferredFonts];
 
-  if (@available(iOS 10.0, *)) {
-    [self.allTextFields
-        enumerateObjectsUsingBlock:^(MDCBaseTextField *textField, NSUInteger idx, BOOL *stop) {
-          textField.adjustsFontForContentSizeCategory = YES;
-          textField.font = [UIFont preferredFontForTextStyle:UIFontTextStyleBody
-                               compatibleWithTraitCollection:textField.traitCollection];
-          textField.leadingAssistiveLabel.font =
-              [UIFont preferredFontForTextStyle:UIFontTextStyleCaption2
-                  compatibleWithTraitCollection:textField.traitCollection];
-          textField.trailingAssistiveLabel.font =
-              [UIFont preferredFontForTextStyle:UIFontTextStyleCaption2
-                  compatibleWithTraitCollection:textField.traitCollection];
-        }];
-  }
+  [self.allTextFields
+      enumerateObjectsUsingBlock:^(MDCBaseTextField *textField, NSUInteger idx, BOOL *stop) {
+        textField.adjustsFontForContentSizeCategory = YES;
+        textField.font = [UIFont preferredFontForTextStyle:UIFontTextStyleBody
+                             compatibleWithTraitCollection:textField.traitCollection];
+        textField.leadingAssistiveLabel.font =
+            [UIFont preferredFontForTextStyle:UIFontTextStyleCaption2
+                compatibleWithTraitCollection:textField.traitCollection];
+        textField.trailingAssistiveLabel.font =
+            [UIFont preferredFontForTextStyle:UIFontTextStyleCaption2
+                compatibleWithTraitCollection:textField.traitCollection];
+      }];
 }
 
 - (void)handleResignFirstResponderTapped {
diff --git a/components/TextControls/src/BaseTextAreas/MDCBaseTextArea.m b/components/TextControls/src/BaseTextAreas/MDCBaseTextArea.m
index b9f3b933227..d7741596387 100644
--- a/components/TextControls/src/BaseTextAreas/MDCBaseTextArea.m
+++ b/components/TextControls/src/BaseTextAreas/MDCBaseTextArea.m
@@ -398,14 +398,10 @@ - (CGFloat)numberOfLinesOfVisibleText {
 #pragma mark Dynamic Type
 
 - (void)setAdjustsFontForContentSizeCategory:(BOOL)adjustsFontForContentSizeCategory {
-  if (@available(iOS 10.0, *)) {
-    _adjustsFontForContentSizeCategory = adjustsFontForContentSizeCategory;
-    self.textView.adjustsFontForContentSizeCategory = adjustsFontForContentSizeCategory;
-    self.leadingAssistiveLabel.adjustsFontForContentSizeCategory =
-        adjustsFontForContentSizeCategory;
-    self.trailingAssistiveLabel.adjustsFontForContentSizeCategory =
-        adjustsFontForContentSizeCategory;
-  }
+  _adjustsFontForContentSizeCategory = adjustsFontForContentSizeCategory;
+  self.textView.adjustsFontForContentSizeCategory = adjustsFontForContentSizeCategory;
+  self.leadingAssistiveLabel.adjustsFontForContentSizeCategory = adjustsFontForContentSizeCategory;
+  self.trailingAssistiveLabel.adjustsFontForContentSizeCategory = adjustsFontForContentSizeCategory;
 }
 
 #pragma mark MDCTextControlState