Iowa Code § 504.1507: Registered office and registered agent of foreign corporation.

Each foreign corporation authorized to transact business in this state shall continuously maintain in this state both of the following:

1. A registered office with the same address as that of its registered agent.

2. A registered agent, who may be any of the following:

a. An individual who resides in this state and whose office is identical to the registered office.

b. A domestic business or nonprofit corporation whose office is identical to the registered office.

c. A foreign business or nonprofit corporation authorized to transact business in this state whose office is identical to the registered office.