(b) For purposes of clause (A) of subdivision (a) of this section, the tax shall be at the rate of four percent of the consideration given or contracted to be given for such property, or for the use of such property, including any charges for shipping or delivery as described in paragraph three of subdivision (b) of section eleven hundred one, but excluding any credit for tangible personal property accepted in part payment and intended for resale.

(c) For purposes of subclause (i) of clause (B) of subdivision (a) of this section, the tax shall be at the rate of four percent of the price at which items of the same kind of tangible personal property are offered for sale by the user, and the mere storage, keeping, retention or withdrawal from storage of tangible personal property by the person who manufactured, processed or assembled such property shall not be deemed a taxable use by him; provided, however, that if the user uses such an item itself on its own premises (not including making a gift of such tangible personal property), solely in the conduct of the user's own business operations, and the item retains its characteristic as tangible personal property when so used, the tax shall be at the rate, and on the consideration, described in subdivision (d) of this section.

(d) For purposes of subclause (ii) of clause (B) of subdivision (a) of this section, the tax shall be at the rate of four percent of the consideration given or contracted to be given for the tangible personal property manufactured, processed or assembled into the tangible personal property the use of which is subject to tax, including any charges for shipping or delivery as described in paragraph three of subdivision (b) of section eleven hundred one.

(e) Notwithstanding the foregoing, provisions of this section, for purposes of clause (B) of subdivision (a) of this section, there shall be no tax on any portion of such price which represents the value added by the user to tangible personal property which he fabricates and installs to the specifications of an addition or capital improvement to real property, property or land, as the terms real property, property or land are defined in the real property tax law, over and above the prevailing normal purchase price prior to such fabrication of such tangible personal property which a manufacturer, producer or assembler would charge an unrelated contractor who similarly fabricated and installed such tangible personal property to the specifications of an addition or capital improvement to such real property, property or land.

(f) For purposes of clauses (C), (D), and (E) of subdivision (a) of this section, the tax shall be at the rate of four percent of the consideration given or contracted to be given for the service, including the consideration for any tangible personal property transferred in conjunction with the performance of the service and also including any charges for shipping and delivery of the property so transferred and of the tangible personal property upon which the service was performed as such charges are described in paragraph three of subdivision (b) of section eleven hundred one.

(g) For purposes of clause (F) of subdivision (a) of this section, the tax shall be at the rate of four percent of the consideration given or contracted to be given for the tangible personal property which constitutes the blank medium, such as disks or tapes, used in conjunction with the software, or for the use of such property, and the mere storage, keeping, retention or withdrawal from storage of computer software described in such clause (F) by its author or other creator shall not be deemed a taxable use by such person.

(h) For purposes of clause (G) of subdivision (a) of this section, the tax shall be at the rate of four percent of the consideration given or contracted to be given for the service, including the consideration for any tangible personal property transferred in conjunction with the service and also including any charges for shipping and delivery of the property so transferred as such charges are described in paragraph three of subdivision (b) of section eleven hundred one; provided that, if the user offers like services for sale in the regular course of business, the tax shall be at the rate of four percent of the price at which the user offers such like services for sale.

(i) For purposes of clause (H) of subdivision (a) of this section, the tax shall be at the rate of four percent of the consideration given or contracted to be given for, or for the use of, the gas or electricity, including the consideration for any tangible personal property transferred in conjunction with the performance thereof, and including any charges described in paragraph three of subdivision (b) of section eleven hundred one of this article.