3. Every retail mercantile establishment which issues rainchecks to consumers for the sale of advertised merchandise that is not available throughout the advertised period shall conspicuously post its raincheck policy on a sign in at least one of the following locations:

a. Affixed to a cash register or location of the point of sale;

b. So situated as to be clearly visible to the buyer;

c. Posted at each store entrance used by the public;

d. At the location where the merchandise was offered for sale;

e. In an advertisement for merchandise; or

f. Printed on the receipt of sale.

L.2006,c.59,s.3.