Finally, it could be argued the MasterCard intends to create a barrier to entry for competing networks through regulation — but the purpose of regulation is to protect consumers, not the competitive advantage of corporations. (businessinsider.com)
There are various ways of dividing food up into «good» and «bad» categories for the purposes of regulation. (anzhealthpolicy.biomedcentral.com)
(d) For purposes of this regulation, proof of residency or identity, shall consist of presenting an original or copy of any of the documents described below in either paragraph (1) or (2). (politics.stackexchange.com)