When property is transferred from one gas plant account to another, from one utility department to another, such as from gas to electric, from one operating division or area to another, to or from accounts 101, Utility Plant in Service, 104, Utility Plant Leased to Others, 105, Property Held for Future Use, and 121, Nonutility Property, the transfer shall be recorded by transferring the original cost thereof from the one account, department, or location to the other. Any related amounts carried in the accounts for reserve for depreciation or amortization shall be transferred in accordance with the segregation of such accounts.
220 CMR, 50, 11