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		<id>http://fileformats.archiveteam.org/index.php?action=history&amp;feed=atom&amp;title=Royal_Mail_4-State</id>
		<title>Royal Mail 4-State - Revision history</title>
		<link rel="self" type="application/atom+xml" href="http://fileformats.archiveteam.org/index.php?action=history&amp;feed=atom&amp;title=Royal_Mail_4-State"/>
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		<updated>2026-04-16T16:58:43Z</updated>
		<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>http://fileformats.archiveteam.org/index.php?title=Royal_Mail_4-State&amp;diff=45707&amp;oldid=prev</id>
		<title>Parchivist at 23:40, 14 October 2023</title>
		<link rel="alternate" type="text/html" href="http://fileformats.archiveteam.org/index.php?title=Royal_Mail_4-State&amp;diff=45707&amp;oldid=prev"/>
				<updated>2023-10-14T23:40:20Z</updated>
		
		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table class='diff diff-contentalign-left'&gt;
				&lt;col class='diff-marker' /&gt;
				&lt;col class='diff-content' /&gt;
				&lt;col class='diff-marker' /&gt;
				&lt;col class='diff-content' /&gt;
			&lt;tr valign='top'&gt;
			&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;← Older revision&lt;/td&gt;
			&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;Revision as of 23:40, 14 October 2023&lt;/td&gt;
			&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 6:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 6:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;The '''Royal Mail 4-State''' (RM4SCC, or CBC for &amp;quot;Customer Bar Code&amp;quot;) bar code is used in mail sorting for the United Kingdom, in its Cleanmail service. The Dutch [[KIX barcode]] is a slight variant of this format. The UK postcode and delivery unit suffix are encoded along with a check digit.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;The '''Royal Mail 4-State''' (RM4SCC, or CBC for &amp;quot;Customer Bar Code&amp;quot;) bar code is used in mail sorting for the United Kingdom, in its Cleanmail service. The Dutch [[KIX barcode]] is a slight variant of this format. The UK postcode and delivery unit suffix are encoded along with a check digit.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;color: red; font-weight: bold; text-decoration: none;&quot;&gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;color: red; font-weight: bold; text-decoration: none;&quot;&gt;An updated version is the [[Royal Mail Mailmark|4-State Mailmark barcode]]&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;This sort of bar code system is regarded as &amp;quot;four-state&amp;quot; because there are four types of bars, classified by presence of ascenders and/or descenders. This sort of system is transcribable using [[DAFT]] notation.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;This sort of bar code system is regarded as &amp;quot;four-state&amp;quot; because there are four types of bars, classified by presence of ascenders and/or descenders. This sort of system is transcribable using [[DAFT]] notation.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Parchivist</name></author>	</entry>

	<entry>
		<id>http://fileformats.archiveteam.org/index.php?title=Royal_Mail_4-State&amp;diff=13269&amp;oldid=prev</id>
		<title>Dan Tobias: /* Links */</title>
		<link rel="alternate" type="text/html" href="http://fileformats.archiveteam.org/index.php?title=Royal_Mail_4-State&amp;diff=13269&amp;oldid=prev"/>
				<updated>2013-09-12T12:23:33Z</updated>
		
		<summary type="html">&lt;p&gt;‎&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Links&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class='diff diff-contentalign-left'&gt;
				&lt;col class='diff-marker' /&gt;
				&lt;col class='diff-content' /&gt;
				&lt;col class='diff-marker' /&gt;
				&lt;col class='diff-content' /&gt;
			&lt;tr valign='top'&gt;
			&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;← Older revision&lt;/td&gt;
			&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;Revision as of 12:23, 12 September 2013&lt;/td&gt;
			&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 19:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 19:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;== Links ==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;== Links ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* [[Wikipedia:RM4SCC|Wikipedia article]]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* [[Wikipedia:RM4SCC|Wikipedia article]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;color: red; font-weight: bold; text-decoration: none;&quot;&gt;* [http://www.royalmailgroup.com/royal-mail-launches-consultation-simpler-postcode-address-file-licensing Royal Mail launches consultation on simpler Postcode Address File licensing]&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Dan Tobias</name></author>	</entry>

	<entry>
		<id>http://fileformats.archiveteam.org/index.php?title=Royal_Mail_4-State&amp;diff=12923&amp;oldid=prev</id>
		<title>Dan Tobias: Created page with &quot;{{FormatInfo |formattype=physical |subcat=Bar codes |image=RM4SCC.png }}  The '''Royal Mail 4-State''' (RM4SCC, or CBC for &quot;Customer Bar Code&quot;) bar code is used in mail sortin...&quot;</title>
		<link rel="alternate" type="text/html" href="http://fileformats.archiveteam.org/index.php?title=Royal_Mail_4-State&amp;diff=12923&amp;oldid=prev"/>
				<updated>2013-08-13T04:15:04Z</updated>
		
		<summary type="html">&lt;p&gt;Created page with &amp;quot;{{FormatInfo |formattype=physical |subcat=Bar codes |image=RM4SCC.png }}  The &amp;#039;&amp;#039;&amp;#039;Royal Mail 4-State&amp;#039;&amp;#039;&amp;#039; (RM4SCC, or CBC for &amp;quot;Customer Bar Code&amp;quot;) bar code is used in mail sortin...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{FormatInfo&lt;br /&gt;
|formattype=physical&lt;br /&gt;
|subcat=Bar codes&lt;br /&gt;
|image=RM4SCC.png&lt;br /&gt;
}}&lt;br /&gt;
&lt;br /&gt;
The '''Royal Mail 4-State''' (RM4SCC, or CBC for &amp;quot;Customer Bar Code&amp;quot;) bar code is used in mail sorting for the United Kingdom, in its Cleanmail service. The Dutch [[KIX barcode]] is a slight variant of this format. The UK postcode and delivery unit suffix are encoded along with a check digit.&lt;br /&gt;
&lt;br /&gt;
This sort of bar code system is regarded as &amp;quot;four-state&amp;quot; because there are four types of bars, classified by presence of ascenders and/or descenders. This sort of system is transcribable using [[DAFT]] notation.&lt;br /&gt;
&lt;br /&gt;
== Developer libraries and modules ==&lt;br /&gt;
* [https://www.java.net//forum/topic/java-tools/java-development-tools/java-barcode-sdk-creating-royal-mail-4-state-customer-code-rm4scc-keepdynamic Java SDK for creating Royal Mail codes]&lt;br /&gt;
&lt;br /&gt;
== Utilities ==&lt;br /&gt;
* [http://barcode.tec-it.com/barcode-generator.aspx?group=BCGroup_Postal&amp;amp;barcode=RoyalMail Barcode generator: Royal Mail 4-State]&lt;br /&gt;
* [http://www.bluetang.co.uk/btwebsystems/utilities/postbarcode/Default.aspx Check digit calculator]&lt;br /&gt;
* [http://bobcodes.weebly.com/cbc.html Customer Barcode Decoder]&lt;br /&gt;
&lt;br /&gt;
== Links ==&lt;br /&gt;
* [[Wikipedia:RM4SCC|Wikipedia article]]&lt;/div&gt;</summary>
		<author><name>Dan Tobias</name></author>	</entry>

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