Does anyone have a list of which states consider web/software/tech services to be subject to sales tax? I know Texas does [1], but haven't found an overall list

Does anyone have a list of which states consider web/software/tech services to be subject to sales tax? I know Texas does [1], but haven't found an overall list. [1] http://window.state.tx.us/taxinfo/taxpubs/tx96_259.pdf http://window.state.tx.us/taxinfo/taxpubs/tx96_259.pdf