(a) Every licensee’s claim files … shall contain all documents, notes and work papers (including copies of all correspondence) which reasonably pertain to each claim in such detail that pertinent events and the dates of the events can be reconstructed and the licensee’s actions pertaining to the claim can be determined;
(b) … all insurers shall:
(1) maintain claim data that are accessible, legible and retrievable for examination so that an insurer shall be able to provide the claim number, line of coverage, date of loss and date of payment of the claim, date of acceptance, denial or date closed without payment; this data must be available for all open and closed files for the current year and the four preceding years;
(2) record in the file the date the licensee received, date(s) the licensee processed and date the licensee transmitted or mailed every material and relevant document in the file; and
(3) maintain hard copy files or maintain claim files that are accessible, legible and capable of duplication to hard copy; files shall be maintained for the current year and the preceding four years.