Vt. Stat. Ann. tit. 8, § 4515a

Every contract or certificate form, or amendment thereof, including the rates proposed to be charged by the corporation, shall be filed with the Commissioner or the Green Mountain Care Board established in 18 V.S.A. chapter 220, as appropriate, for the Commissioner’s or the Board’s approval prior to issuance or use. Prior to approval, there shall be a public comment period pursuant to section 4026 of this title. In addition, each such filing shall be accompanied by payment to the Commissioner or the Board, as appropriate, of a nonrefundable fee of $150.00 and the plain language summary of rate increases pursuant to section 4026 of this title.