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Assigning Industries 
You categorize business partners by assigning them to one or more industries.
In the Customizing settings, you have defined at least one industry system, to which you have assigned several industries.
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1. Choose the tab page Identificationin the processing screen Change Organization.
If you have defined an industry system as the standard industry system in Customizing, this will be displayed automatically in the business partner dialog on the initial screen.
If you have defined several industry systems, you can display them using the pushbutton All Industry Systems.
2. Select the required industry using the F4 help and assign it to the business partner.
The hierarchical representation of the industry system that is defined in Customizing is displayed when you call up the input help.
If you have not selected an industry system, the description of the industry and the relevant industry system is completed automatically by the system when you select the industry.
3. If the selected industry is the standard industry of the business partner, you should set the corresponding indicator.
You should always identify one industry as the standard industry in the standard industry system.
4. Save your entries.
You have assigned a business partner of the category “organization” to one or more industries.
Via the pushbutton Change History you can display the change information for an industry within an industry system.
