The requirements for standing to appeal from a decision of a municipal board of adjustment are different from those to appeal from a decision of a county board of adjustment.
...A.R.S. § 9-462.06(K) ("A person aggrieved by a decision of the legislative body or board or a taxpayer who owns or leases the adjacent property or a property within three hundred feet from the boundary of the immediately adjacent property, an officer or a department of the municipality affected by a decision of the legislative body or board, at any time within thirty days after the board, or the legislative body