The exact cost of solar will depend on the applicable Arizona solar rebates and utility incentives available in your area and the type of solar installation you chose.Using a qualified installer who is familiar with the local incentives and permitting process will ensure that you get the most from your investment.nlike other home improvements, you will not have to pay increased property taxes even though the value of your home will increase with the installation of AZ solar panels. Arizona also offers a 25% tax credit on up to $1,000 of solar technology installed on a residence is available to homeowners.