Ariz. Rev. Stat. § 42-5064
A. The telecommunications classification is comprised of the business of providing intrastate telecommunications services. The telecommunications classification does not include:
2. Sales of internet access or application services to the person's subscribers and customers. For the purposes of this paragraph:
3. Leasing or renting space to make attachments to utility poles as follows:
B. The tax base for the telecommunications classification is the gross proceeds of sales or gross income derived from the business, including the gross income derived from tolls, subscriptions and services on behalf of subscribers or from the publication of a directory of the names of subscribers. However, the gross proceeds of sales or gross income derived from the following shall be deducted from the tax base:
1. Sales of intrastate telecommunications services to:
D. The gross proceeds of sales or gross income derived from a bundled transaction of services that are taxable pursuant to section 42-5023 are subject to the following:
E. For the purposes of this section:
1. "Bundled transaction" means a sale of multiple services in which both of the following apply: