Article 20 Information in the data message shall not lose its legal effect, validity or enforceability solely on the grounds that it is in the form of a data message. Information in the data message shall also not lose its legal effect, validity or enforceability solely on the grounds that it is merely referred to in that data message without details, where the data message clearly identifies how to access the details of this information, and the information is accessible so as to be used for subsequent reference by every person that has a right to access and use the information and the method for accessing the information is clearly identified in the data message and does not place an unreasonable burden on any person that has a right to access the information. Article 21 Where the law stipulates that an instrument, document or transaction be drawn up in writing or otherwise identifies certain consequences for non abidance, the instrument, document or transaction shall be deemed to have fulfils this condition, where the instrument, document or transaction are in the form of accessible data message. Article 22 Where the law stipulates that an instrument, document or transaction must carry signature or otherwise identifies legal consequences for non abidance, a dully electronic signature pursuant to Article 28 of this Law shall fulfil this condition. Article 23 Where the law stipulates that information be presented or retained in its original form or otherwise identifies legal consequences for non abidance, that requirement shall be deemed satisfied by presenting or retaining such information or document in the form of a data message provided that the following conditions are met: 1. The integrity and reliability of the information, from the time when it was first produced in its final form as a data message until the time that the information is subsequently accessed and presented, can be reasonably demonstrated. 2. The standard for assessing integrity of the data message in accordance with the preceding article shall be whether the information has remained complete and unaltered, apart from any change which arises from the mere communication, storage or display of the data message and which does not alter the content thereof. The reliability of the information shall be assessed in the light of the purpose for which the data message was produced and in the light of all other relevant circumstances. 3. The data message can be accessible so as to be used for subsequent reference by every person that has a right to access and use the information therein. Article 24 Where the law stipulates that an information, instrument or document be retained or otherwise, identifies legal consequences for non abidance, such requirement shall deemed to have been met if the information, instrument or document are retained in the form of a data message, provided that the following conditions are met: 1. The information contained in the data message is accessible for subsequent reference by every person that has a right to access and use the information therein. 2. The data message is retained in the format in which it was originally produced, sent or received, or in a format that can be demonstrated to accurately represent the information contained therein as it was originally produced, sent or received. 3. Such information, if any exists, is retained as enables the identification of the origin and destination of the data message and the date and time when it was originally sent or received.