IT design and development services for applications

**Includes:** - services of designing the structure and/or writing the computer code necessary to create and/or implement a software application, such as: • designing the structure and content of a web page and/or writing the computer code necessary to create and implement a web page • designing the structure and content of a database and/or writing the computer code necessary to create and implement a database • designing the structure and writing the computer code necessary to design and develop a custom software application • customization and integration, adapting (modifying, configuring, etc.) and installing an existing application so that it is functional within the clients' information system environment

**Excludes:** - service contracts where the design and development of a web page is bundled with the hosting of the web page, cf. 83151 - service contracts where the design and development of the application is bundled with the hosting and management of the application on an ongoing basis, cf. 83152 - service contracts where the design and development of a database is bundled with the ongoing management of the data holdings, cf. 83159