(a) Construction activities shall be commenced or, where no construction activities are involved, the use or activity shall be commenced within two years of the effective date of a substantial development permit. The City may authorize a single extension for a period not to exceed one year based on reasonable factors if a request for extension has been filed before the expiration date and notice of the proposed extension is given to parties of record on the substantial development permit and to the Department.

(b) Authorization to conduct development activities shall terminate five years after the effective date of a substantial development permit. However, the City may authorize a single extension for a period not to exceed one year based on reasonable factors if a request for extension has been filed before the expiration date and notice of the proposed extension is given to parties of record and to the Department. [Ord. 4314 § 2, 2016; Code 1970 § 29.01.780.]