(1) In this Part:
"registered charge" means a charge that is registered under Part K.2.
"subsequent registered charge", in relation to another registered charge, means a charge the priority time of which is later than the priority time of the other registered charge.
"unregistered charge" means a charge that is not registered under Part 2K.2 but does not include a charge that is not a registrable charge.
(2) A reference in this Part to a person having notice of a charge includes a reference to a person having constructive notice of the charge. (3) Where, by virtue of the definition of priority time in subsection (1), a registered charge has 2 or more priority times each of which relates to a particular liability secured by the charge, each of those liabilities is, for the purposes of this Part, taken to be secured by a separate registered charge the priority time of which is the priority time of the first-mentioned registered charge that relates to the liability concerned.