To specify the code checking or design commands to be used for the steel design operation, use the following procedure.

1. On the Steel Design - Whole Structure dialog, click Commands. The Design Commands dialog opens. The tabs (if any) available in this dialog are dependant on the current design code selection. Not all commands are available for every design code.
2. To perform a design action, select one of the following options (as they are available for the code selection):

   To…	Select…
   check the capacity of the current member sizes	the CHECK CODE tab
   select a member size based on the last analysis results	the SELECT tab
   select a member size based on iterating the analysis for updated member sizes	the SELECT OPTIMIZED tab

3. Click Add.
4. Click Close.
5. Assign the design commands to the appropriate members.