I.-The employer shall immediately inform the inspection and prevention services and its certifying body or bodies of any changes in the content of a demolition, removal or encapsulation plan transmitted by the DEMAT @ MIANTE platform referred to in Article R. 4412-133, as well as the date on which the work starts.
If these changes result from an amendment to the works contract or if they involve a change in the processes implemented, they are entered and an amendment transmitted using the DEMAT @ MIANTE platform. In addition, if they are likely to result in a significant increase in the level of dust generated during the work, as assessed under the conditions set out in articles R. 4412-61 and R. 4412-98, the addendum shall specify the organisational and prevention measures adopted as a result to ensure effective protection of workers and the environment.
II. -Any transmission by the employer of an amendment or information on the DEMAT @ MIANTE platform is considered to be a new version of the demolition, removal or encapsulation plan and is time-stamped.
It is transmitted to the inspection and prevention services and to the social security bodies or the professional prevention body for building and public works in accordance with the procedures defined in article R. 4412-137.
III – The employer immediately informs the certifying body or bodies via the DEMAT @ MIANTE platform of any changes relating to all or part of the content of a demolition, removal or encapsulation plan reserved for their sole knowledge by means of the same platform.