Conn. Gen. Stat. § 3-76r

(b) In accordance with the provisions of such contract with the Treasurer relating to such municipal refunding bonds, in any proceeding of the governing body of a municipality authorizing the issuance of municipal refunding bonds, such governing body shall include provision for the date or dates of such bonds, the maturity date or dates of such bonds, provided such municipal refunding bonds shall not mature later than the maturity date of the bonds paid, funded or refunded by such bonds, provision for either serial or term bonds or any combination thereof, provision for sinking fund or other reserve fund requirements, the designation of such bonds, the form of such bonds and, except as otherwise provided in this section, registration, conversion and transfer privileges and such other terms and conditions of such bonds, not inconsistent with this part, as such governing body may provide. Municipal refunding bonds and, if coupon bonds, the coupons appertaining thereto, shall be executed, sealed and attested in the manner provided for other bonds of the municipality, shall be printed or typed, shall be in denominations of one thousand dollars or any full multiple thereof, shall be issued in the form of fully registered bonds for each maturity date convertible at the option of the holder thereof into coupon bonds with coupons attached, shall bear and state such terms of redemption, with or without premium, as the contract with the state relating to such municipal refunding bonds may provide and shall set forth the amount, maturity, interest rate, date thereof, and dates of payment of principal of and interest thereon and the place or places at which same are payable and other appropriate provisions identifying the issue.

(c) Municipal refunding bonds authorized pursuant to this section shall bear such rate or rates of interest, and shall be issued in such principal amount, not exceeding by ten per centum the principal amount of the bonds being paid, funded or refunded by such municipal refunding bonds, as the contract with the Treasurer shall provide, provided, the total amount of principal and interest for which the municipality is indebted by the terms of such municipal refunding bonds to their maturity shall not exceed the total amount of the principal and interest for which the municipality is indebted on the outstanding bonds being paid, funded or refunded by such municipal refunding bonds.

(d) The provisions of this part relating to the authorization, issuance, sale and delivery of the municipal refunding bonds, the terms of such bonds and deposit of the proceeds of such bonds shall be considered full and complete authorization for the borrowing of money and incurring of indebtedness by the municipality for the purposes of this part and for its governing body and authorized officers to do or execute such acts or instruments as may be necessary or desirable in connection therewith notwithstanding any other general statute, public act or special act or charter, organic law, ordinance or resolution, to the contrary, inconsistent or otherwise requiring, limiting or making additional provisions in connection with the authorization, issuance, sale, certification, delivery and terms, and deposit of the proceeds, of bonds of a municipality.
ary or desirable in connection therewith notwithstanding any other general statute, public act or special act or charter, organic law, ordinance or resolution, to the contrary, inconsistent or otherwise requiring, limiting or making additional provisions in connection with the authorization, issuance, sale, certification, delivery and terms, and deposit of the proceeds, of bonds of a municipality.

(e) Upon the issuance, sale and delivery of municipal refunding bonds as provided in this section, the proceeds of said bonds shall be deposited in the municipal refunded bond escrow account and shall be held and applied in the manner provided in section 3-76 l . Such municipal refunding bonds when issued and delivered as provided in this section, shall be obligatory on the municipality issuing such bonds and the inhabitants thereof according to the tenor and purpose thereof. Said municipality shall provide for the payment of the interest on such municipality refunding bonds as it shall become due and shall also provide for the payment of those municipal refunding bonds which in any year are required to be paid.

(f) Notwithstanding the provisions of section 7-374 or any special act or charter, in computing the aggregate indebtedness of any municipality, there shall be excluded municipal refunding bonds issued and delivered by such municipality pursuant to this part, provided the principal amount of such municipal refunding bonds issued and delivered in excess of the principal amount of the bonds paid, funded or refunded by such municipal refunding bonds shall not be excluded, unless the bonds so paid, funded or refunded are excluded from such computation by any other general statute, public act or special act of the General Assembly.

(g) After issuance and delivery, all municipal refunding bonds of a municipality shall be conclusively presumed to be fully authorized, issued and delivered in accordance with this part and all laws of this state, and any person or governmental unit shall be estopped from questioning their authorization, sale, issuance, execution or delivery by such municipality.