<...> total incremental cost of all new regulations, including repealed regulations, to be finalized this year shall be no greater than zero <...>
<...> any new incremental costs associated with new regulations shal <...> be offset by the elimination of existing costs associated with at least two prior regulations <...>
https://www.whitehouse.gov/the-press-office/2017/01/30/presidential-executive-order-reducing-regulation-and-controlling