18 Del. C. § 4984: Limitation on actions.

Any action challenging the validity of or arising out of acts taken or proposed to be taken under this chapter shall be commenced no later than the latter of:

(1) Sixty days after the approval of the plan by the Commissioner; or

(2) Thirty days after notice of the meeting of voting members to approve the plan of conversion is first mailed or delivered to voting members or posted on the mutual company’s website.