What happens in Iowa if elections are too close to call?

[SharonClark]

Just an FYI

...
Unlike some states, Iowa law doesn’t include an automatic-recount provision in the event of a close race. However, recounts can be requested by the any of the candidates, or by any voter, assuming the requests are made within three days after the counties’ official election canvass.

Such requests can be made regardless of how close the race is, although the margin dictates who is responsible for the costs associated with the recount.
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full article here: https://iowacapitaldispatch.com/2020/10/31/a-close-race-with-iowa-essential-to-trump-makes-a-recount-more-likely/?eType=EmailBlastContent&eId=645a61fa-0c15-4fe9-b1b1-fd52daaa82e7