I prefer SQL syntax

... OR Viscodes.ccategory_description IS NULL

>Terrific! So, we just need to add OR IsNull(ccategory_description) part.
>
>Haven't thought about it.
>
>Thanks again for your sharp brain < g >
>
>>You're killing LEFT JOIN with WHERE condition on Viscodes table
>>

Viscodes.ccategory_description LIKE ( "REVENUE_CODES%" )

>>