| Formal grammars are codifications of usage that are developed by repeated documentation over time, and by observation as well. |
| The practical application of Roman law and the era of the European Ius Commune came to an end, when national codifications were made. |
| It speaks volumes for the conceptual quality of these codifications that they all, albeit with many amendments, are still in effect today. |
| Under Charlemagne codifications were also made of the Saxon law and the Frisian law. |
| Among the legal reforms adopted by Charlemagne were the codifications of traditional law mentioned above. |
| These codifications were in turn imported into colonies at one time or another by most of these countries. |
