(b) No bond shall be issued by the corporation for a purpose set forth in paragraph (b) of subdivision one of section three thousand fifty-seven of this title.

(c) Whenever all or a portion of a series of notes or bonds of the corporation is issued for a purpose set forth in section three thousand fifty-seven of this title to the extent that the payment of the proceeds of such series is evidenced by a bond or bonds of the city, not more than one year following a scheduled payment of principal on any such city bond (including sinking fund installments), a substantially equal payment of principal (including sinking fund installments) shall be scheduled with respect to the notes or bonds included in such series of the corporation. 4. The corporation is authorized to procure a bond or note facility with respect to its bonds or notes issued pursuant to this section and as security for the principal of and interest on any bonds or notes issued pursuant to this section and for its obligations under any bond or note facility the corporation may pledge any part of its revenues or assets. 5. Whenever this title establishes a limit on the principal amount of bonds or notes that the corporation is authorized to issue, there shall not be counted against such limit (i) amounts certified by the chairman of the corporation as reasonable to be used to pay the cost of issuing such bonds or notes where such certification has been provided in writing to the state comptroller and the city of Troy, (ii) the amount of bonds or notes that would constitute interest under the Internal Revenue Code of 1986, as amended, and (iii) the portion of any bonds or notes issued to accomplish the purposes described in paragraphs (d) and (e) of subdivision one of section three thousand fifty-seven of this title to the extent necessary to pay interest to the date of redemption or maturity, redemption premium, if any, or other similar costs relating to the accomplishment of such purposes. 6. At the written request of the city, the corporation is authorized to pledge, subject to the prior pledge of the corporation's revenues and assets pursuant to its contracts with the holders of its bonds, notes or other obligations, any part of its revenues or assets not to exceed one hundred thousand dollars in any state fiscal year in favor of the commissioner of environmental conservation to secure obligations of the city related to post-closure care and potential corrective measures of the city's landfill.