A zoning permit expires (becomes invalid) after one year from the date of issuance.
A building permit expires (becomes invalid) unless the authorized construction work begins within 180 days after the permit’s issuance or if the authorized construction work permit is suspended or abandoned for 180 days after the work has commenced. A permit holder may submit a written request for an extension of time to commence construction for just cause. The building code official may grant extensions of time to commence construction in writing. A permit may be valid for no more than 5 years from its issue date.