diff --git a/data/domain/public-suffix/AU.php b/data/domain/public-suffix/AU.php
index 4d1ac1dbf..30b2f575f 100644
--- a/data/domain/public-suffix/AU.php
+++ b/data/domain/public-suffix/AU.php
@@ -24,7 +24,6 @@
     'SA.AU',
     'SA.EDU.AU',
     'SA.GOV.AU',
-    'SCHOOLS.NSW.EDU.AU',
     'TAS.AU',
     'TAS.EDU.AU',
     'TAS.GOV.AU',
diff --git a/data/domain/public-suffix/BR.php b/data/domain/public-suffix/BR.php
index acba720c7..1c38fb427 100644
--- a/data/domain/public-suffix/BR.php
+++ b/data/domain/public-suffix/BR.php
@@ -15,6 +15,7 @@
     'ANANI.BR',
     'AP.GOV.BR',
     'APARECIDA.BR',
+    'API.BR',
     'APP.BR',
     'ARQ.BR',
     'ART.BR',
@@ -77,6 +78,7 @@
     'GOIANIA.BR',
     'GOV.BR',
     'GRU.BR',
+    'IA.BR',
     'IMB.BR',
     'IND.BR',
     'INF.BR',
@@ -153,6 +155,7 @@
     'SJC.BR',
     'SLG.BR',
     'SLZ.BR',
+    'SOCIAL.BR',
     'SOROCABA.BR',
     'SP.GOV.BR',
     'SRV.BR',
@@ -171,5 +174,6 @@
     'VIX.BR',
     'VLOG.BR',
     'WIKI.BR',
+    'XYZ.BR',
     'ZLG.BR',
 ];
diff --git a/data/domain/public-suffix/CZ.php b/data/domain/public-suffix/CZ.php
new file mode 100644
index 000000000..0c4d1263d
--- /dev/null
+++ b/data/domain/public-suffix/CZ.php
@@ -0,0 +1,6 @@
+<?php declare(strict_types=1);
+// Copyright (c) https://publicsuffix.org
+// SPDX-License-Identifier: MPL-2.0-no-copyleft-exception
+return [
+    'GOV.CZ',
+];
diff --git a/data/domain/public-suffix/US.php b/data/domain/public-suffix/US.php
index 521c46141..83cd6698f 100644
--- a/data/domain/public-suffix/US.php
+++ b/data/domain/public-suffix/US.php
@@ -161,7 +161,6 @@
     'LIB.MI.US',
     'LIB.MN.US',
     'LIB.MO.US',
-    'LIB.MS.US',
     'LIB.MT.US',
     'LIB.NC.US',
     'LIB.ND.US',
diff --git a/library/Rules/LanguageCode.php b/library/Rules/LanguageCode.php
index f31156892..ab8ba72d5 100644
--- a/library/Rules/LanguageCode.php
+++ b/library/Rules/LanguageCode.php
@@ -199,7 +199,7 @@ final class LanguageCode extends AbstractEnvelope
         ['', 'got'], // Gothic
         ['', 'grb'], // Grebo
         ['', 'grc'], // Greek, Ancient (to 1453)
-        ['el', 'gre'], // Greek, Modern (1453-)
+        ['el', 'gre'], // Modern Greek (1453-)
         ['gn', 'grn'], // Guarani
         ['', 'gsw'], // Swiss German; Alemannic; Alsatian
         ['gu', 'guj'], // Gujarati
@@ -338,17 +338,17 @@ final class LanguageCode extends AbstractEnvelope
         ['', 'nap'], // Neapolitan
         ['na', 'nau'], // Nauru
         ['nv', 'nav'], // Navajo; Navaho
-        ['nr', 'nbl'], // Ndebele, South; South Ndebele
-        ['nd', 'nde'], // Ndebele, North; North Ndebele
+        ['nr', 'nbl'], // South Ndebele
+        ['nd', 'nde'], // North Ndebele
         ['ng', 'ndo'], // Ndonga
         ['', 'nds'], // Low German; Low Saxon; German, Low; Saxon, Low
         ['ne', 'nep'], // Nepali
-        ['', 'new'], // Nepal Bhasa; Newari
+        ['', 'new'], // Nepal Bhasa; Newar; Newari
         ['', 'nia'], // Nias
         ['', 'nic'], // Niger-Kordofanian languages
         ['', 'niu'], // Niuean
-        ['nn', 'nno'], // Norwegian Nynorsk; Nynorsk, Norwegian
-        ['nb', 'nob'], // Bokmål, Norwegian; Norwegian Bokmål
+        ['nn', 'nno'], // Norwegian Nynorsk
+        ['nb', 'nob'], // Norwegian Bokmål
         ['', 'nog'], // Nogai
         ['', 'non'], // Norse, Old
         ['no', 'nor'], // Norwegian
diff --git a/library/Rules/Tld.php b/library/Rules/Tld.php
index a43451192..ba00cccf7 100644
--- a/library/Rules/Tld.php
+++ b/library/Rules/Tld.php
@@ -72,9 +72,9 @@ final class Tld extends AbstractRule
         'DENTAL', 'DENTIST', 'DESI', 'DESIGN', 'DEV', 'DHL', 'DIAMONDS',
         'DIET', 'DIGITAL', 'DIRECT', 'DIRECTORY', 'DISCOUNT', 'DISCOVER',
         'DISH', 'DIY', 'DJ', 'DK', 'DM', 'DNP', 'DO', 'DOCS', 'DOCTOR', 'DOG',
-        'DOMAINS', 'DOT', 'DOWNLOAD', 'DRIVE', 'DTV', 'DUBAI', 'DUNLOP',
-        'DUPONT', 'DURBAN', 'DVAG', 'DVR', 'DZ', 'EARTH', 'EAT', 'EC', 'ECO',
-        'EDEKA', 'EDU', 'EDUCATION', 'EE', 'EG', 'EMAIL', 'EMERCK', 'ENERGY',
+        'DOMAINS', 'DOT', 'DOWNLOAD', 'DRIVE', 'DTV', 'DUBAI', 'DUPONT',
+        'DURBAN', 'DVAG', 'DVR', 'DZ', 'EARTH', 'EAT', 'EC', 'ECO', 'EDEKA',
+        'EDU', 'EDUCATION', 'EE', 'EG', 'EMAIL', 'EMERCK', 'ENERGY',
         'ENGINEER', 'ENGINEERING', 'ENTERPRISES', 'EPSON', 'EQUIPMENT', 'ER',
         'ERICSSON', 'ERNI', 'ES', 'ESQ', 'ESTATE', 'ET', 'EU', 'EUROVISION',
         'EUS', 'EVENTS', 'EXCHANGE', 'EXPERT', 'EXPOSED', 'EXPRESS',
@@ -149,15 +149,15 @@ final class Tld extends AbstractRule
         'PROGRESSIVE', 'PROMO', 'PROPERTIES', 'PROPERTY', 'PROTECTION', 'PRU',
         'PRUDENTIAL', 'PS', 'PT', 'PUB', 'PW', 'PWC', 'PY', 'QA', 'QPON',
         'QUEBEC', 'QUEST', 'RACING', 'RADIO', 'RE', 'READ', 'REALESTATE',
-        'REALTOR', 'REALTY', 'RECIPES', 'RED', 'REDSTONE', 'REDUMBRELLA',
-        'REHAB', 'REISE', 'REISEN', 'REIT', 'RELIANCE', 'REN', 'RENT',
-        'RENTALS', 'REPAIR', 'REPORT', 'REPUBLICAN', 'REST', 'RESTAURANT',
-        'REVIEW', 'REVIEWS', 'REXROTH', 'RICH', 'RICHARDLI', 'RICOH', 'RIL',
-        'RIO', 'RIP', 'RO', 'ROCKS', 'RODEO', 'ROGERS', 'ROOM', 'RS', 'RSVP',
-        'RU', 'RUGBY', 'RUHR', 'RUN', 'RW', 'RWE', 'RYUKYU', 'SA', 'SAARLAND',
-        'SAFE', 'SAFETY', 'SAKURA', 'SALE', 'SALON', 'SAMSCLUB', 'SAMSUNG',
-        'SANDVIK', 'SANDVIKCOROMANT', 'SANOFI', 'SAP', 'SARL', 'SAS', 'SAVE',
-        'SAXO', 'SB', 'SBI', 'SBS', 'SC', 'SCB', 'SCHAEFFLER', 'SCHMIDT',
+        'REALTOR', 'REALTY', 'RECIPES', 'RED', 'REDUMBRELLA', 'REHAB', 'REISE',
+        'REISEN', 'REIT', 'RELIANCE', 'REN', 'RENT', 'RENTALS', 'REPAIR',
+        'REPORT', 'REPUBLICAN', 'REST', 'RESTAURANT', 'REVIEW', 'REVIEWS',
+        'REXROTH', 'RICH', 'RICHARDLI', 'RICOH', 'RIL', 'RIO', 'RIP', 'RO',
+        'ROCKS', 'RODEO', 'ROGERS', 'ROOM', 'RS', 'RSVP', 'RU', 'RUGBY',
+        'RUHR', 'RUN', 'RW', 'RWE', 'RYUKYU', 'SA', 'SAARLAND', 'SAFE',
+        'SAFETY', 'SAKURA', 'SALE', 'SALON', 'SAMSCLUB', 'SAMSUNG', 'SANDVIK',
+        'SANDVIKCOROMANT', 'SANOFI', 'SAP', 'SARL', 'SAS', 'SAVE', 'SAXO',
+        'SB', 'SBI', 'SBS', 'SC', 'SCB', 'SCHAEFFLER', 'SCHMIDT',
         'SCHOLARSHIPS', 'SCHOOL', 'SCHULE', 'SCHWARZ', 'SCIENCE', 'SCOT', 'SD',
         'SE', 'SEARCH', 'SEAT', 'SECURE', 'SECURITY', 'SEEK', 'SELECT',
         'SENER', 'SERVICES', 'SEVEN', 'SEW', 'SEX', 'SEXY', 'SFR', 'SG', 'SH',