Listbox option dependent on which checkbox is checked

[scott micklo]

Hello experts. I searched but couldnt find anything that helped me.
I am designing a user form with 16 checkboxes. Dependent on which set of 4 check boxes (1-4; 5-8; 9-12, 13-16--- yes they need to be seperatly labeled but are similar in listbox options), I need a different set of options in the listbox.

I am wondering if its a simple

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etc......

Is this correct?
Where will this go so that when the cb is checked, the list option will appear in the list box.

Thanks in advance

[kalbasiatka]

Hi. And what hinders to try your code in action?
"if cb1" the same as "if cb1 = True"
For what the brackets in the third line?

[scott micklo]

I did try it and it wasn't populating the listbox. Thats why i was asking if more was needed and where in the coding it needed to go.

As for the brackets, chalk it up to laziness when I posted it.

[kalbasiatka]

did not understand but I'll try to guess