1. The repeal of any provisions of this chapter, or the repeal of any provisions of any statute of the state or local law, ordinance, resolution or regulation shall not affect or impair any act done, offense committed or right accruing, accrued or acquired, or liability, penalty, forfeiture or punishment incurred or imposed prior to the time of such repeal, but the same may be enjoyed, asserted, enforced, prosecuted or inflicted as fully and to the same extent and in the same manner as if such provisions has not been repealed.
2. Any action or proceeding, civil or criminal, begun before April eighteenth, nineteen hundred twenty-nine, under or pursuant to or by virtue of any provision of the tenement house law which is superseded by this chapter as in this chapter provided, may be prosecuted, conducted and completed in the same manner as if such law were not so superseded but continued to be fully effective.
3. No action or proceeding, civil or criminal, pending at the time this chapter, as amended by the laws of nineteen hundred forty-six, takes effect, brought by or against a city or any agency or officer thereof, shall be affected or abated by the adoption of this chapter as so amended, or by anything therein contained, and all such actions and proceedings may be continued in full force and effect under the appropriate provisions of this chapter.
4. No existing right or remedy of any kind shall be lost or impaired by reason of the adoption of this chapter as so amended unless by specific provision of a law which does not amend all articles of this chapter.
5. Except as otherwise provided in subdivision six of section three, the provisions of this chapter shall not operate to limit or decrease the power of any city to adopt local laws, ordinances, resolutions or regulations in relation to any matter in respect to which such power would otherwise exist.
6. The tenement house law shall, from and after the taking effect of this chapter, not apply to cities with a population of eight hundred thousand or more.