SDCL § 58-11-18: Extension of time for approval or disapproval of filing by director--Notice to insurer--Approval at expiration of extended period.

The director may extend by not more than thirty days the period within which he may so approve or disapprove any such form, by giving notice to the insurer of such extension before expiration of the initial thirty-day period. At the expiration of any such period as so extended, and in the absence of such prior affirmative approval or disapproval, any such form shall be deemed approved.