A. 
With the exception of those parts, if any, which are subject to approval under § 1684 of the Vehicle and Traffic Law of the State of New York, this chapter and any regulations adopted hereunder shall take effect as provided by law.
B. 
Any part or parts of this chapter and any regulations adopted hereunder which are subject to approval under § 1684 of the Vehicle and Traffic Law of the State of New York shall take effect from and after the day on which approval in writing is received from both the New York State Department of Transportation and the New York State Department of Public Works.