For purposes of § 1.482-1(b)(2)(ii) and paragraph (a)(2) of this section, a PCT must be identified by the controlled participants as a particular type of transaction (for example, a license for royalty payments). See paragraph (k)(2)(ii)(H) of this section. Such designation must be consistent with the actual conduct of the controlled participants. If the conduct is consistent with different, economically equivalent types of transactions then the controlled participants may designate the PCT as being any of such types of transactions. If the controlled participants fail to make such designation in their documentation, the Commissioner may make a designation consistent with the principles of paragraph (k)(1)(iv) of this section ...