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Ada 2012 Language Reference Manual

The documents on this page describe the 2012 revision to the Ada Standard, usually known as Ada 2012. The revisions were produced by the ISO/IEC JTC 1/SC 22/WG 9 Ada Rapporteur Group (ARG), and have been published as the International Standard ISO/IEC 8652:2012(E). This document is often known as the Ada Reference Manual. Related documents are also found on this page. Note: For most purposes, the consolidated Ada 2012 Reference Manual (see below), that includes the corrections of Technical Corrigendum 1, should be used rather than these documents.
The Ada 2012 consolidated standard (that is, with the corrections of Technical Corrigendum 1) is available here. The (now replaced) Ada 2005 consolidated standard is available here.
Send editorial comments on the documents to Editorial comments are those that do not change the meaning of the text, such a spelling errors, doubled words, etc. [Note: Please restrict comments on paragraph and page layout to the contents of the RM-Final.PDF file.]
Substantive comments should be submitted to the Ada-Comment mailing list ( as outlined in Introduction of the Standard.