§ 20. Special population census: population data. 1. Any county on
behalf of all cities, towns and villages therein or any county, city,
town, or village on its own behalf is hereby authorized and empowered to
contract with the United States bureau of the census to supervise a
special population census for purposes of computation of state
assistance payable pursuant to section fifty-four of the state finance
law in any year and the cost of such a census shall be an expense of the
county, city, town, or village respectively. Such county, city, town, or
village shall give written notice to the commissioner of taxation and
finance that such a contract has been entered into with the United
States bureau of the census within thirty days thereof.

2. A county, city, town, or village may request from the United States
bureau of the census and pay such bureau for the cost of special data
for possible use in apportioning its local legislative body.