An annual meeting of the electors who reside within the boundaries of a district must be held in the first quarter of each calendar year. The secretary-treasurer shall give notice of the annual meeting by one publication in a legal newspaper of general circulation in each county in which the district is situated. The meeting shall be held not less than seven nor more than fourteen days after the date of publication of the notice. With proper notice as required under section 44-04-20, the board of directors may call special meetings as necessary.