unicode-org · aphillips · Jun 6, 2023 · Jun 6, 2023 · Jun 6, 2023 · Jun 6, 2023
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
@@ -0,0 +1,29 @@
+# Contributing to this project
+
+## Joining the Working Group
+
+We are looking for participation from software developers, localization engineers and others with experience 
+in Internationalization (I18N) and Localization (L10N). If you wish to contribute to this work, please review
+the information on the Contributor License Agreement below. In addition, you should:
+
+1. Apply to join our [mailing list](https://groups.google.com/a/chromium.org/forum/#!forum/message-format-wg)
+2. Watch this repository (use the "Watch" button in the upper right corner)
+
+<!-- boilerplate follows - do not edit -->
+## Contributor License Agreement
+
+In order to contribute to this project, the Unicode Consortium must have on file a Contributor License Agreement (CLA) covering your contributions, either an individual or a corporate CLA. Pull Requests will not be merged until the correct CLA is signed. Which version needs to be signed depends on who owns the contribution being made: you as the individual making the contribution or your employer. _It is your responsibility to determine whether your contribution is owned by your employer._ Please review [The Unicode Consortium Intellectual Property, Licensing, and Technical Contribution Policies][policies] for further guidance on which CLA to sign, as well as other information and guidelines regarding the Consortium’s licensing and technical contribution policies and procedures.
+
+- **Individual CLA**: If you have determined that the Individual CLA is appropriate, just open a Pull Request and you will have the opportunity to click to accept the Individual CLA.
+
+- **Corporate CLA**: If you have determined that a Corporate CLA is appropriate, please check the [public list of Corporate CLAs][unicode-corporate-clas] that the Consortium has on file. If your employer has already signed a CLA, then just open a Pull Request and you will have the opportunity to click that your employer has already signed a CLA. If your employer has not already signed a CLA, you will need to arrange for your employer to sign the Corporate CLA, as described in [How to Sign a Unicode CLA][signing].
+
+Unless otherwise noted in the LICENSE file, this project is released under the free and open-source [Unicode License][unicode-license], also known as Unicode, Inc. License Agreement - Data Files and Software.
+
+SPDX-License-Identifier: Unicode-DFS-2016
+
+
+[policies]: https://www.unicode.org/policies/licensing_policy.html
+[unicode-corporate-clas]: https://www.unicode.org/policies/corporate-cla-list/
+[signing]: https://www.unicode.org/policies/licensing_policy.html#signing
+[unicode-license]: https://www.unicode.org/license.txt
diff --git a/LICENSE b/LICENSE
@@ -1,10 +1,7 @@
 UNICODE, INC. LICENSE AGREEMENT - DATA FILES AND SOFTWARE
 
-In addition to the definitions provided in the Terms of Use at
-https://www.unicode.org/copyright.html, Unicode Data Files ("Data Files")
-includes all data files and any associated documentation provided in this
-repository, and Unicode Software ("Software") includes all software provided
-in this repository.
+See Terms of Use <https://www.unicode.org/copyright.html>
+for definitions of Unicode Inc.’s Data Files and Software.
 
 NOTICE TO USER: Carefully read the following legal agreement.
 BY DOWNLOADING, INSTALLING, COPYING OR OTHERWISE USING UNICODE INC.'S

diff --git a/README.md b/README.md
@@ -13,6 +13,7 @@ The Message Format Working Group (MFWG) is tasked with developing an industry st
 ## MessageFormat 2 Draft Syntax
 
 The current draft syntax for defining messages can be found in [spec/syntax.md](./spec/syntax.md).
+The syntax is formally described in [ABNF](spec/message.abnf).
 
 Messages can be simple strings:
 
@@ -67,14 +68,15 @@ We invite feedback about the current syntax draft, as well as the real-life use-
 
 ## Participation
 
-We are looking for participation from software developers, localization engineers and others with experience in Internationalization (I18N) and Localization (L10N)!  To join in:
+To join in:
 
-1. Apply to join our [mailing list](https://groups.google.com/a/chromium.org/forum/#!forum/message-format-wg)
-2. Watch this repository (use the "Watch" button in the upper right corner)
+1. Review [CONTRIBUTING.md](./CONTRIBUTING.md)
+2. Apply to join our [mailing list](https://groups.google.com/a/chromium.org/forum/#!forum/message-format-wg)
+3. Watch this repository (use the "Watch" button in the upper right corner)
 
-## License
+## Copyright & Licenses
 
-Please see [./LICENSE](./LICENSE)
+Copyright © 1991-2023 Unicode, Inc. Unicode and the Unicode Logo are registered trademarks of Unicode, Inc. in the United States and other countries.
 
->    Copyright © 2016 and later Unicode, Inc. and others. All Rights Reserved. Unicode and the Unicode Logo are registered trademarks of Unicode, Inc. in the U.S. and other countries. Terms of Use and License
+The project is released under [LICENSE](./LICENSE). A CLA is required to contribute to this project - please refer to the CONTRIBUTING.md file (or start a Pull Request) for more information.