diff --git a/Marlin/src/HAL/HAL_DUE/usb/sd_mmc_spi_mem.cpp b/Marlin/src/HAL/HAL_DUE/usb/sd_mmc_spi_mem.cpp
index df79fe6a7f..1054f5ab34 100644
--- a/Marlin/src/HAL/HAL_DUE/usb/sd_mmc_spi_mem.cpp
+++ b/Marlin/src/HAL/HAL_DUE/usb/sd_mmc_spi_mem.cpp
@@ -19,7 +19,7 @@ void sd_mmc_spi_mem_init(void) {
 }
 
 Ctrl_status sd_mmc_spi_test_unit_ready(void) {
-  if (!IS_SD_INSERTED || IS_SD_PRINTING || IS_SD_FILE_OPEN || !card.cardOK)
+  if (!IS_SD_INSERTED() || IS_SD_PRINTING() || IS_SD_FILE_OPEN() || !card.cardOK)
     return CTRL_NO_PRESENT;
   return CTRL_GOOD;
 }
@@ -27,7 +27,7 @@ Ctrl_status sd_mmc_spi_test_unit_ready(void) {
 // NOTE: This function is defined as returning the address of the last block
 // in the card, which is cardSize() - 1
 Ctrl_status sd_mmc_spi_read_capacity(uint32_t *nb_sector) {
-  if (!IS_SD_INSERTED || IS_SD_PRINTING || IS_SD_FILE_OPEN || !card.cardOK)
+  if (!IS_SD_INSERTED() || IS_SD_PRINTING() || IS_SD_FILE_OPEN() || !card.cardOK)
     return CTRL_NO_PRESENT;
   *nb_sector = card.getSd2Card().cardSize() - 1;
   return CTRL_GOOD;
@@ -42,7 +42,7 @@ bool sd_mmc_spi_wr_protect(void) {
 }
 
 bool sd_mmc_spi_removal(void) {
-  if (!IS_SD_INSERTED || IS_SD_PRINTING || IS_SD_FILE_OPEN || !card.cardOK)
+  if (!IS_SD_INSERTED() || IS_SD_PRINTING() || IS_SD_FILE_OPEN() || !card.cardOK)
     return true;
   return false;
 }
@@ -61,7 +61,7 @@ uint8_t sector_buf[SD_MMC_BLOCK_SIZE];
 // #define DEBUG_MMC
 
 Ctrl_status sd_mmc_spi_usb_read_10(uint32_t addr, uint16_t nb_sector) {
-  if (!IS_SD_INSERTED || IS_SD_PRINTING || IS_SD_FILE_OPEN || !card.cardOK)
+  if (!IS_SD_INSERTED() || IS_SD_PRINTING() || IS_SD_FILE_OPEN() || !card.cardOK)
     return CTRL_NO_PRESENT;
 
   #ifdef DEBUG_MMC
@@ -95,7 +95,7 @@ Ctrl_status sd_mmc_spi_usb_read_10(uint32_t addr, uint16_t nb_sector) {
 }
 
 Ctrl_status sd_mmc_spi_usb_write_10(uint32_t addr, uint16_t nb_sector) {
-  if (!IS_SD_INSERTED || IS_SD_PRINTING || IS_SD_FILE_OPEN || !card.cardOK)
+  if (!IS_SD_INSERTED() || IS_SD_PRINTING() || IS_SD_FILE_OPEN() || !card.cardOK)
     return CTRL_NO_PRESENT;
 
   #ifdef DEBUG_MMC
diff --git a/Marlin/src/HAL/HAL_LPC1768/main.cpp b/Marlin/src/HAL/HAL_LPC1768/main.cpp
index 49dcdf6b5d..9fe2a04047 100644
--- a/Marlin/src/HAL/HAL_LPC1768/main.cpp
+++ b/Marlin/src/HAL/HAL_LPC1768/main.cpp
@@ -97,11 +97,11 @@ void HAL_idletask(void) {
   #if ENABLED(SDSUPPORT) && defined(SHARED_SD_CARD)
     // If Marlin is using the SD card we need to lock it to prevent access from
     // a PC via USB.
-    // Other HALs use IS_SD_PRINTING and IS_SD_FILE_OPEN to check for access but
+    // Other HALs use IS_SD_PRINTING() and IS_SD_FILE_OPEN() to check for access but
     // this will not reliably detect delete operations. To be safe we will lock
     // the disk if Marlin has it mounted. Unfortuately there is currently no way
     // to unmount the disk from the LCD menu.
-    // if (IS_SD_PRINTING || IS_SD_FILE_OPEN)
+    // if (IS_SD_PRINTING() || IS_SD_FILE_OPEN())
     if (card.cardOK)
       MSC_Aquire_Lock();
     else
diff --git a/Marlin/src/Marlin.cpp b/Marlin/src/Marlin.cpp
index 6560853405..cc755d4cf0 100644
--- a/Marlin/src/Marlin.cpp
+++ b/Marlin/src/Marlin.cpp
@@ -417,7 +417,7 @@ void manage_inactivity(const bool ignore_stepper_queue/*=false*/) {
     // ---------------------------------------------------------
     static int homeDebounceCount = 0;   // poor man's debouncing count
     const int HOME_DEBOUNCE_DELAY = 2500;
-    if (!IS_SD_PRINTING && !READ(HOME_PIN)) {
+    if (!IS_SD_PRINTING() && !READ(HOME_PIN)) {
       if (!homeDebounceCount) {
         enqueue_and_echo_commands_P(PSTR("G28"));
         LCD_MESSAGEPGM(MSG_AUTO_HOME);
diff --git a/Marlin/src/feature/runout.h b/Marlin/src/feature/runout.h
index 415dd4badc..3f35536a7f 100644
--- a/Marlin/src/feature/runout.h
+++ b/Marlin/src/feature/runout.h
@@ -75,7 +75,7 @@ class TFilamentSensor : public FilamentSensorBase {
     }
 
     static void run() {
-      if (enabled && !filament_ran_out && (IS_SD_PRINTING || print_job_timer.isRunning())) {
+      if (enabled && !filament_ran_out && (IS_SD_PRINTING() || print_job_timer.isRunning())) {
         response.run();
         sensor.run();
         if (response.has_runout()) {
diff --git a/Marlin/src/gcode/lcd/M73.cpp b/Marlin/src/gcode/lcd/M73.cpp
index 1c1deee9f9..c721d5b363 100644
--- a/Marlin/src/gcode/lcd/M73.cpp
+++ b/Marlin/src/gcode/lcd/M73.cpp
@@ -38,7 +38,7 @@
  *   This has no effect during an SD print job
  */
 void GcodeSuite::M73() {
-  if (!IS_SD_PRINTING && parser.seen('P')) {
+  if (!IS_SD_PRINTING() && parser.seen('P')) {
     progress_bar_percent = parser.value_byte();
     NOMORE(progress_bar_percent, 100);
   }
diff --git a/Marlin/src/gcode/queue.cpp b/Marlin/src/gcode/queue.cpp
index f911c946a6..7de38442dc 100644
--- a/Marlin/src/gcode/queue.cpp
+++ b/Marlin/src/gcode/queue.cpp
@@ -450,7 +450,7 @@ inline void get_serial_commands() {
                 #endif
               ;
 
-    if (!IS_SD_PRINTING) return;
+    if (!IS_SD_PRINTING()) return;
 
     /**
      * '#' stops reading from SD to the buffer prematurely, so procedural
diff --git a/Marlin/src/lcd/dogm/status_screen_lite_ST7920.h b/Marlin/src/lcd/dogm/status_screen_lite_ST7920.h
index 2376421131..df1d6cb1cc 100644
--- a/Marlin/src/lcd/dogm/status_screen_lite_ST7920.h
+++ b/Marlin/src/lcd/dogm/status_screen_lite_ST7920.h
@@ -885,7 +885,7 @@ void ST7920_Lite_Status_Screen::update_progress(const bool forceUpdate) {
 
     #if ENABLED(SDSUPPORT)
       // Progress bar % comes from SD when actively printing
-      if (IS_SD_PRINTING) progress_bar_percent = card.percentDone();
+      if (IS_SD_PRINTING()) progress_bar_percent = card.percentDone();
     #endif
 
     // Since the progress bar involves writing
diff --git a/Marlin/src/lcd/extensible_ui/ui_api.cpp b/Marlin/src/lcd/extensible_ui/ui_api.cpp
index 26b38b1f25..e13ca08758 100644
--- a/Marlin/src/lcd/extensible_ui/ui_api.cpp
+++ b/Marlin/src/lcd/extensible_ui/ui_api.cpp
@@ -433,7 +433,7 @@ namespace UI {
   }
 
   bool isPrinting() {
-    return (planner.movesplanned() || IS_SD_PRINTING ||
+    return (planner.movesplanned() || IS_SD_PRINTING() ||
       #if ENABLED(SDSUPPORT)
         (card.cardOK && card.isFileOpen())
       #else
@@ -444,7 +444,7 @@ namespace UI {
 
   bool isMediaInserted() {
     #if ENABLED(SDSUPPORT)
-      return IS_SD_INSERTED && card.cardOK;
+      return IS_SD_INSERTED() && card.cardOK;
     #else
       return false;
     #endif
@@ -583,7 +583,7 @@ void lcd_init() {
 void lcd_update() {
   #if ENABLED(SDSUPPORT)
     static bool last_sd_status;
-    const bool sd_status = IS_SD_INSERTED;
+    const bool sd_status = IS_SD_INSERTED();
     if (sd_status != last_sd_status) {
       last_sd_status = sd_status;
       if (sd_status) {
diff --git a/Marlin/src/lcd/ultralcd.cpp b/Marlin/src/lcd/ultralcd.cpp
index 7d9b587975..85a2180bb1 100644
--- a/Marlin/src/lcd/ultralcd.cpp
+++ b/Marlin/src/lcd/ultralcd.cpp
@@ -509,7 +509,7 @@ millis_t next_lcd_update_ms;
     return click;
   }
 
-  inline bool printer_busy() { return planner.movesplanned() || IS_SD_PRINTING; }
+  inline bool printer_busy() { return planner.movesplanned() || IS_SD_PRINTING(); }
 
   void lcd_move_z();
   float move_menu_scale;
@@ -689,7 +689,7 @@ void lcd_status_screen() {
 
   #if ENABLED(LCD_SET_PROGRESS_MANUALLY) && ENABLED(SDSUPPORT) && (ENABLED(LCD_PROGRESS_BAR) || ENABLED(DOGLCD))
     // Progress bar % comes from SD when actively printing
-    if (IS_SD_PRINTING)
+    if (IS_SD_PRINTING())
       progress_bar_percent = card.percentDone();
   #endif
 
@@ -5462,7 +5462,7 @@ void lcd_update() {
 
   #if ENABLED(SDSUPPORT) && PIN_EXISTS(SD_DETECT)
 
-    const uint8_t sd_status = (uint8_t)IS_SD_INSERTED;
+    const uint8_t sd_status = (uint8_t)IS_SD_INSERTED();
     if (sd_status != lcd_sd_status && lcd_detected()) {
 
       uint8_t old_sd_status = lcd_sd_status; // prevent re-entry to this block!
diff --git a/Marlin/src/lcd/ultralcd_impl_HD44780.h b/Marlin/src/lcd/ultralcd_impl_HD44780.h
index bb0d0cd917..5f37de5e56 100644
--- a/Marlin/src/lcd/ultralcd_impl_HD44780.h
+++ b/Marlin/src/lcd/ultralcd_impl_HD44780.h
@@ -571,7 +571,7 @@ FORCE_INLINE void _draw_bed_status(const bool blink) {
   FORCE_INLINE void _draw_print_progress() {
     const uint8_t percent = (
       #if ENABLED(SDSUPPORT)
-        IS_SD_PRINTING ? card.percentDone() : 0
+        IS_SD_PRINTING() ? card.percentDone() : 0
       #else
         progress_bar_percent
       #endif
diff --git a/Marlin/src/sd/cardreader.h b/Marlin/src/sd/cardreader.h
index b975d053f4..675c3adf49 100644
--- a/Marlin/src/sd/cardreader.h
+++ b/Marlin/src/sd/cardreader.h
@@ -244,16 +244,16 @@ private:
 };
 
 #if ENABLED(USB_FLASH_DRIVE_SUPPORT)
-  #define IS_SD_INSERTED Sd2Card::isInserted()
+  #define IS_SD_INSERTED() Sd2Card::isInserted()
 #elif PIN_EXISTS(SD_DETECT)
   #if ENABLED(SD_DETECT_INVERTED)
-    #define IS_SD_INSERTED (READ(SD_DETECT_PIN) == HIGH)
+    #define IS_SD_INSERTED() (READ(SD_DETECT_PIN) == HIGH)
   #else
-    #define IS_SD_INSERTED (READ(SD_DETECT_PIN) == LOW)
+    #define IS_SD_INSERTED() (READ(SD_DETECT_PIN) == LOW)
   #endif
 #else
   // No card detect line? Assume the card is inserted.
-  #define IS_SD_INSERTED true
+  #define IS_SD_INSERTED() true
 #endif
 
 extern CardReader card;
@@ -261,11 +261,11 @@ extern CardReader card;
 #endif // SDSUPPORT
 
 #if ENABLED(SDSUPPORT)
-  #define IS_SD_PRINTING (card.sdprinting)
-  #define IS_SD_FILE_OPEN (card.isFileOpen())
+  #define IS_SD_PRINTING()  card.sdprinting
+  #define IS_SD_FILE_OPEN() card.isFileOpen()
 #else
-  #define IS_SD_PRINTING (false)
-  #define IS_SD_FILE_OPEN (false)
+  #define IS_SD_PRINTING()  false
+  #define IS_SD_FILE_OPEN() false
 #endif
 
 #endif // _CARDREADER_H_