Related Information

Question: Are the sales of telephone calls and telecommunication services subject to Colorado sales tax?
Intrastate telephone, telegraph services (service beginning and ending within Colorado) are subject to Colorado's 2.9 percent state sales tax. The company providing the service must charge and collect the sales tax from customers. All private line and cellular telephone services that operate for the transmission of data are also taxable.

Interstate telephone, telegraph and telecommunications services are not subject to the Colorado sales tax.

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