Just to back up KCGeoqueen (not that she needs it!):
HMDA FAQ's From the FAQ's: " Refinancing --- line of credit. If a dwelling-secured line of credit satisfies and replaces another dwelling-secured obligation, is the line required to be reported as a "refinancing"?
Answer: No. A dwelling-secured line of credit that satisfies and replaces another dwelling-secured obligation is not required to be reported as a "refinancing," regardless of whether the line is for consumer or business purposes."