§ 342. When to take effect. The provisions of sections one hundred eighty-six and three hundred forty-one of this chapter shall take effect June first, nineteen hundred thirty-three. The provisions of sections one hundred ten to one hundred twenty-one, inclusive, of this chapter so far as the same pertain to the preparation of preliminary and annual estimates and public hearings thereon, the adoption of the annual estimate, annual appropriations, the levy of taxes for the year nineteen hundred thirty-four and the issuance and sale of bonds or certificates of indebtedness, pursuant to section one hundred twenty-one, shall take effect August fifteenth, nineteen hundred thirty-three in every town containing a population of ten thousand or more as shown by the decennial federal census of nineteen hundred thirty, excepting towns in the counties of Broome and Suffolk, in every town which shall have determined by any method prescribed in subdivision one of section three hundred forty-one of this chapter that such town is to be in the first class, excepting, however, towns in the county of Ontario and the towns to which the provisions of Article 6-a of the former town law repealed by this act, shall apply prior to August fifteenth, nineteen hundred thirty-three. The provisions of sections one hundred ninety to two hundred two, inclusive, and two hundred twenty to two hundred forty-six, inclusive, of this chapter shall take effect immediately. In all other respects this chapter shall take effect January first, nineteen hundred thirty-four.