Each of the certificates required by this subsection (a) shall be filed simultaneously in the office of the Secretary of State and, if such certificates are not to become effective upon their filing as permitted by § 18-206(b) of this title, then each such certificate shall provide for the same effective date or time in accordance with §18-206(b) of this title.
An existing series may not become a registered series other than pursuant to this § 18-219 of this title.
6 Del. C. § 18-219