diff --git a/bl1/tbbr/tbbr_img_desc.c b/bl1/tbbr/tbbr_img_desc.c
index e8df73d4715d6c35d9211ae5f00d132870f5253b..48367126c2c3d3de63da489767e8cc434f77cb64 100644
--- a/bl1/tbbr/tbbr_img_desc.c
+++ b/bl1/tbbr/tbbr_img_desc.c
@@ -1,12 +1,11 @@
 /*
- * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include <platform_def.h>
 
-#include <bl1/bl1.h>
 #include <bl1/tbbr/tbbr_img_desc.h>
 #include <common/bl_common.h>
 
diff --git a/bl31/bl31_context_mgmt.c b/bl31/bl31_context_mgmt.c
index d41979fa7d1230da8884472cba0f42f58052d0b4..9175ee35d32f1a9f3cdccd43f194a0c33301961f 100644
--- a/bl31/bl31_context_mgmt.c
+++ b/bl31/bl31_context_mgmt.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2013-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -11,7 +11,6 @@
 #include <context.h>
 #include <lib/el3_runtime/context_mgmt.h>
 #include <lib/el3_runtime/cpu_data.h>
-#include <plat/common/platform.h>
 
 /*******************************************************************************
  * This function returns a pointer to the most recent 'cpu_context' structure
diff --git a/drivers/arm/ccn/ccn.c b/drivers/arm/ccn/ccn.c
index d0c5abc7c5f992af732f7e645d52f70bcb75e174..5b13250bc6a63951abae0fcd266e6c1692bf8432 100644
--- a/drivers/arm/ccn/ccn.c
+++ b/drivers/arm/ccn/ccn.c
@@ -1,11 +1,10 @@
 /*
- * Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include <assert.h>
-#include <errno.h>
 #include <stdbool.h>
 
 #include <arch.h>
diff --git a/drivers/arm/gic/v2/gicv2_helpers.c b/drivers/arm/gic/v2/gicv2_helpers.c
index 6739a782c1e934319e9ae140029ae0437b02fcf4..751316c03a14ee9d6b5047fccaf3cd56d38f2215 100644
--- a/drivers/arm/gic/v2/gicv2_helpers.c
+++ b/drivers/arm/gic/v2/gicv2_helpers.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -7,7 +7,6 @@
 #include <assert.h>
 
 #include <arch.h>
-#include <arch_helpers.h>
 #include <common/debug.h>
 #include <common/interrupt_props.h>
 #include <drivers/arm/gic_common.h>
diff --git a/drivers/auth/img_parser_mod.c b/drivers/auth/img_parser_mod.c
index c4688f86758b84599119118e87866a71b15bce65..535695d829a41dfd83b8d0423f94759db0fa8e8d 100644
--- a/drivers/auth/img_parser_mod.c
+++ b/drivers/auth/img_parser_mod.c
@@ -1,11 +1,10 @@
 /*
- * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include <assert.h>
-#include <errno.h>
 #include <limits.h>
 #include <stdint.h>
 #include <string.h>
diff --git a/lib/cpus/errata_report.c b/lib/cpus/errata_report.c
index f43b2176db151edd98d59fc889c55b4a66b4f452..5d1e3c5cc828a8c5168321cc91ff03fad406e1fd 100644
--- a/lib/cpus/errata_report.c
+++ b/lib/cpus/errata_report.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -14,7 +14,6 @@
 #include <lib/cpus/errata_report.h>
 #include <lib/el3_runtime/cpu_data.h>
 #include <lib/spinlock.h>
-#include <lib/utils.h>
 
 #ifdef IMAGE_BL1
 # define BL_STRING	"BL1"
diff --git a/lib/el3_runtime/aarch32/context_mgmt.c b/lib/el3_runtime/aarch32/context_mgmt.c
index 73d1e354d5f1eb798faa0cab44d78f3658ce936c..2443001b8723dd970d3d95af7c9076007b1fb07e 100644
--- a/lib/el3_runtime/aarch32/context_mgmt.c
+++ b/lib/el3_runtime/aarch32/context_mgmt.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016-2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2016-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -17,8 +17,6 @@
 #include <lib/el3_runtime/context_mgmt.h>
 #include <lib/extensions/amu.h>
 #include <lib/utils.h>
-#include <plat/common/platform.h>
-#include <smccc_helpers.h>
 
 /*******************************************************************************
  * Context management library initialisation routine. This library is used by
diff --git a/lib/el3_runtime/aarch64/context_mgmt.c b/lib/el3_runtime/aarch64/context_mgmt.c
index dc4717abeeb8a448cb04670d0ac7fa94d00c9097..546e39e16cc73ee02c610d31e108d2b28af3a08c 100644
--- a/lib/el3_runtime/aarch64/context_mgmt.c
+++ b/lib/el3_runtime/aarch64/context_mgmt.c
@@ -23,8 +23,6 @@
 #include <lib/extensions/spe.h>
 #include <lib/extensions/sve.h>
 #include <lib/utils.h>
-#include <plat/common/platform.h>
-#include <smccc_helpers.h>
 
 
 /*******************************************************************************
diff --git a/lib/optee/optee_utils.c b/lib/optee/optee_utils.c
index 2a407939b2ef361dec9b9df55a750f1f342d0f2b..0ad108242efd44e8615bbdc7df89bf2ff23bcd2e 100644
--- a/lib/optee/optee_utils.c
+++ b/lib/optee/optee_utils.c
@@ -1,15 +1,12 @@
 /*
- * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include <assert.h>
-#include <errno.h>
 
-#include <arch_helpers.h>
 #include <common/debug.h>
-#include <common/desc_image_load.h>
 #include <lib/optee_utils.h>
 
 /*
diff --git a/plat/arm/board/fvp/fvp_bl2_setup.c b/plat/arm/board/fvp/fvp_bl2_setup.c
index 89636d18a3764ff1472a386d6b6911e958178293..43b1374811870bd0c18c2583ff914a63d6223d79 100644
--- a/plat/arm/board/fvp/fvp_bl2_setup.c
+++ b/plat/arm/board/fvp/fvp_bl2_setup.c
@@ -1,12 +1,10 @@
 /*
- * Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2013-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include <drivers/arm/sp804_delay_timer.h>
-#include <drivers/generic_delay_timer.h>
-#include <lib/mmio.h>
 #include <plat/arm/common/plat_arm.h>
 #include <plat/common/platform.h>
 #include <platform_def.h>
diff --git a/plat/arm/board/fvp/fvp_err.c b/plat/arm/board/fvp/fvp_err.c
index 2437cd4745329ca645b56095ae9922976642c00f..62ac882b00f2c51675ae2194a8a66991f8928f5a 100644
--- a/plat/arm/board/fvp/fvp_err.c
+++ b/plat/arm/board/fvp/fvp_err.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019, Arm Limited. All rights reserved.
+ * Copyright (c) 2019-2020, Arm Limited. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -10,7 +10,6 @@
 #include <drivers/arm/sp805.h>
 #include <drivers/cfi/v2m_flash.h>
 #include <plat/arm/common/plat_arm.h>
-#include <plat/common/platform.h>
 #include <platform_def.h>
 
 /*
diff --git a/plat/arm/board/fvp/fvp_pm.c b/plat/arm/board/fvp/fvp_pm.c
index 0a62543fa9c9e1670139c278a2bfbb254dfe41e8..c47d837796767fee1b460686f91afedcd12fbd15 100644
--- a/plat/arm/board/fvp/fvp_pm.c
+++ b/plat/arm/board/fvp/fvp_pm.c
@@ -1,11 +1,10 @@
 /*
- * Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2013-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include <assert.h>
-#include <errno.h>
 
 #include <arch_helpers.h>
 #include <common/debug.h>
@@ -16,7 +15,6 @@
 #include <lib/psci/psci.h>
 #include <plat/arm/common/arm_config.h>
 #include <plat/arm/common/plat_arm.h>
-#include <plat/common/platform.h>
 #include <platform_def.h>
 
 #include "fvp_private.h"
diff --git a/plat/arm/board/juno/juno_err.c b/plat/arm/board/juno/juno_err.c
index 961bfda17a830f55ed902495b0573b1f98bdc1d1..60699cc7325e91a02e38cb57abe40381058a26eb 100644
--- a/plat/arm/board/juno/juno_err.c
+++ b/plat/arm/board/juno/juno_err.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -9,7 +9,6 @@
 #include <arch_helpers.h>
 #include <drivers/arm/sp805.h>
 #include <plat/arm/common/plat_arm.h>
-#include <plat/common/platform.h>
 #include <platform_def.h>
 
 /*
diff --git a/plat/arm/common/aarch32/arm_bl2_mem_params_desc.c b/plat/arm/common/aarch32/arm_bl2_mem_params_desc.c
index 7aeeb2aeddff9bada9f48df477679345bebd2fb9..78360b06c2a946139bd0a3066b3708cdcbbe1c53 100644
--- a/plat/arm/common/aarch32/arm_bl2_mem_params_desc.c
+++ b/plat/arm/common/aarch32/arm_bl2_mem_params_desc.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2016-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -8,7 +8,6 @@
 
 #include <common/bl_common.h>
 #include <common/desc_image_load.h>
-#include <plat/common/platform.h>
 
 /*******************************************************************************
  * Following descriptor provides BL image/ep information that gets used
diff --git a/plat/arm/common/aarch64/arm_bl2_mem_params_desc.c b/plat/arm/common/aarch64/arm_bl2_mem_params_desc.c
index 0514b39945c96cab1befd432e1ee62ce1e0e12b1..6a8943d5d0a63c4f634090333de5498dcf08b6ee 100644
--- a/plat/arm/common/aarch64/arm_bl2_mem_params_desc.c
+++ b/plat/arm/common/aarch64/arm_bl2_mem_params_desc.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2016-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -8,7 +8,6 @@
 
 #include <common/bl_common.h>
 #include <common/desc_image_load.h>
-#include <plat/common/platform.h>
 
 /*******************************************************************************
  * Following descriptor provides BL image/ep information that gets used
diff --git a/plat/arm/common/aarch64/execution_state_switch.c b/plat/arm/common/aarch64/execution_state_switch.c
index 8835fa1352b0272188bcd060eee19ed3e795371f..bed929a9c2e669c1586445d0574c6292ecd328ea 100644
--- a/plat/arm/common/aarch64/execution_state_switch.c
+++ b/plat/arm/common/aarch64/execution_state_switch.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -12,7 +12,6 @@
 #include <lib/el3_runtime/context_mgmt.h>
 #include <lib/psci/psci.h>
 #include <lib/utils.h>
-#include <plat/arm/common/arm_sip_svc.h>
 #include <plat/arm/common/plat_arm.h>
 #include <smccc_helpers.h>
 
diff --git a/plat/arm/common/arm_bl31_setup.c b/plat/arm/common/arm_bl31_setup.c
index 7a3ca7177d2f1095b03aa08fe046eb75dd710242..c135d7f2d61f4eaf8bdc74afb99eea087a554a5d 100644
--- a/plat/arm/common/arm_bl31_setup.c
+++ b/plat/arm/common/arm_bl31_setup.c
@@ -14,7 +14,6 @@
 #include <lib/debugfs.h>
 #include <lib/extensions/ras.h>
 #include <lib/mmio.h>
-#include <lib/utils.h>
 #include <lib/xlat_tables/xlat_tables_compat.h>
 #include <plat/arm/common/plat_arm.h>
 #include <plat/common/platform.h>
diff --git a/plat/arm/common/arm_common.c b/plat/arm/common/arm_common.c
index 255e6b421017f6745522006656b3a5f22136c47e..d1e9620de980d172aa28505cff63209d8b51ccd0 100644
--- a/plat/arm/common/arm_common.c
+++ b/plat/arm/common/arm_common.c
@@ -16,7 +16,6 @@
 #include <lib/xlat_tables/xlat_tables_compat.h>
 #include <plat/arm/common/plat_arm.h>
 #include <plat/common/platform.h>
-#include <services/spm_mm_partition.h>
 
 /* Weak definitions may be overridden in specific ARM standard platform */
 #pragma weak plat_get_ns_image_entrypoint
diff --git a/plat/arm/common/arm_dyn_cfg_helpers.c b/plat/arm/common/arm_dyn_cfg_helpers.c
index 36d37f8f66069ae4091d765eeb9a59e3a1b2e3bb..daf0f0a6387feee08545192cc776f0c14b778d65 100644
--- a/plat/arm/common/arm_dyn_cfg_helpers.c
+++ b/plat/arm/common/arm_dyn_cfg_helpers.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2018-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -8,7 +8,6 @@
 
 #include <libfdt.h>
 
-#include <common/desc_image_load.h>
 #include <common/fdt_wrappers.h>
 #include <plat/arm/common/arm_dyn_cfg_helpers.h>
 #include <plat/arm/common/plat_arm.h>
diff --git a/plat/arm/common/arm_nor_psci_mem_protect.c b/plat/arm/common/arm_nor_psci_mem_protect.c
index b9181eb4cfc7bac0b6999d8a0c0363bd1d3a7ee9..1fa234d7976866cc777e21e4871d53ca9324a9db 100644
--- a/plat/arm/common/arm_nor_psci_mem_protect.c
+++ b/plat/arm/common/arm_nor_psci_mem_protect.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -9,7 +9,6 @@
 #include <common/debug.h>
 #include <drivers/cfi/v2m_flash.h>
 #include <lib/psci/psci.h>
-#include <lib/mmio.h>
 #include <lib/utils.h>
 #include <plat/arm/common/plat_arm.h>
 
diff --git a/plat/arm/common/arm_pm.c b/plat/arm/common/arm_pm.c
index c95f4523c630156096ae69dd3ec0e95d7f97b25d..5434c94571eee81a59c133bcc808cfe8d030936c 100644
--- a/plat/arm/common/arm_pm.c
+++ b/plat/arm/common/arm_pm.c
@@ -1,11 +1,10 @@
 /*
- * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include <assert.h>
-#include <errno.h>
 
 #include <platform_def.h>
 
diff --git a/plat/arm/common/sp_min/arm_sp_min_setup.c b/plat/arm/common/sp_min/arm_sp_min_setup.c
index bb69914ae33b56fd35a4c6c3a9c58b0ab1a81901..0cc746b104f79c01451a9798ec2bbbb3dbd4c7bf 100644
--- a/plat/arm/common/sp_min/arm_sp_min_setup.c
+++ b/plat/arm/common/sp_min/arm_sp_min_setup.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2016-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
@@ -11,7 +11,6 @@
 #include <bl32/sp_min/platform_sp_min.h>
 #include <common/bl_common.h>
 #include <common/debug.h>
-#include <drivers/arm/pl011.h>
 #include <drivers/console.h>
 #include <lib/mmio.h>
 #include <plat/arm/common/plat_arm.h>
diff --git a/plat/arm/css/common/css_pm.c b/plat/arm/css/common/css_pm.c
index 01c674f82e1483e65c004757c7d4342b2bf4e249..af69c6fb46d5c3b0a20fe45ae4f0f02dd5576b2c 100644
--- a/plat/arm/css/common/css_pm.c
+++ b/plat/arm/css/common/css_pm.c
@@ -1,11 +1,10 @@
 /*
- * Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include <assert.h>
-#include <errno.h>
 
 #include <platform_def.h>
 
@@ -15,7 +14,6 @@
 #include <lib/cassert.h>
 #include <plat/arm/common/plat_arm.h>
 #include <plat/arm/css/common/css_pm.h>
-#include <plat/common/platform.h>
 
 /* Allow CSS platforms to override `plat_arm_psci_pm_ops` */
 #pragma weak plat_arm_psci_pm_ops
diff --git a/plat/common/plat_bl_common.c b/plat/common/plat_bl_common.c
index b46656c7ac03c15b95794bfb244acb95fb847061..6070db235f91cb0717deee6828ff11d89b3f329e 100644
--- a/plat/common/plat_bl_common.c
+++ b/plat/common/plat_bl_common.c
@@ -1,11 +1,10 @@
 /*
- * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2018-2020, ARM Limited and Contributors. All rights reserved.
  *
  * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include <assert.h>
-#include <errno.h>
 
 #include <arch_helpers.h>
 #include <common/bl_common.h>