; and (B) a period of 60 days for public comment from residents, property owners, and home builders within such county regarding the use of centralized delivery at the applicable housing development. . (b) Clerical amendment The table of sections for chapter 36 of title 39, United States Code, is amended by adding after the item relating to section 3692 the following: 3693. Limitation on centralized delivery. . (c) Postal Service policies affecting vulnerable communities The Postal Regulatory Commission shall ensure that the United States Postal Service does not change any Postal Service policy in effect on the date of the enactment of this Act that would result in a disproportionate negative affect on rural, lower income, elderly, disabled, or predominately minority communities.