19 pages. "[This notice provides initial guidance on certain aspects of section 83(i), as enacted by the Tax Cut and Jobs act, specifically:] [1] the application of the requirement in section 83(i)(2)(C)(i)(II) that grants be made to not less than 80% of all employees who provide services to the corporation in the United States, [2] the application of federal income tax withholding to the deferred income related to the qualified stock, and [3] the ability of an employer to opt out of permitting employees to elect the deferred tax treatment even if the requirements under section 83(i) are otherwise met."