In determining net self-employment income, the following items shall not be allowable as costs of doing business:
(ii) In determining net self-employment income, the following items shall not be allowable as costs of doing business:
(a)payments on the principal of the purchase price of income-producing real estate, capital assets, equipment, machinery, and other durable goods;#
(a) payments on the principal of the purchase price of income-producing real estate, capital assets, equipment, machinery, and other durable goods;
(b)net losses from previous periods;#
(b) net losses from previous periods;
(c)Federal, State and local income taxes, money set aside for retirement purposes, and other work-related personal expenses (such as transportation to and from work), as these expenses are reflected in the 20-percent earned income deduction sp#
(c) Federal, State and local income taxes, money set aside for retirement purposes, and other work-related personal expenses (such as transportation to and from work), as these expenses are reflected in the 20-percent earned income deduction specified in section 387.12(b) of this Part; and
(d)depreciation.#
(d) depreciation.