se id="sec-temporal-isodatewithinlimits" type="abstract operation">
      <h1>
        ISODateWithinLimits (
          _isoDate_: an ISO Date Record,
        ): a Boolean
      </h1>
      <dl class="header">
        <dt>description</dt>
        <dd>The return value is *true* if the date in the ISO 8601 calendar given by the argument is within the representable range of `Temporal.PlainDate`, and *false* otherwise.</dd>
      </dl>
      <emu-note>
        <p>Deferring to ISODateTimeWithinLimits with an hour