Unless the articles of incorporation provide otherwise, shares may be issued pro rata and without consideration to the corporation's shareholders or to the shareholders of one or more classes or series. An issuance of shares under this section is a share dividend.
Shares of one class or series may not be issued as a share dividend in respect of shares of another class or series unless:
If the board of directors does not fix the record date for determining shareholders entitled to a share dividend, it is the date the board of directors authorizes the share dividend.
SDCL 47-1A-623