Haw. Rev. Stat. § 342I-2: Lead acid batteries; collection for recycling.

A person selling lead acid batteries at retail or offering lead acid batteries for retail sale in the State shall:

(1) Accept, at the point of transfer, in a quantity at least equal to the number of new batteries purchased, used lead acid batteries from customers, if offered by customers; and

(2) Post written notice that shall be at least five inches by seven inches in size and shall contain the universal recycling symbol and the following language:

(A) "It is illegal to discard a motor vehicle battery or other lead acid battery";

(B) "Recycle your used batteries";

(C) "State law requires us to accept used motor vehicle batteries or other lead acid batteries for recycling, in exchange for new batteries purchased"; and

(D) "The price of a new battery includes disposal of your old battery".

(3) Any advertising pertaining to the price of lead acid batteries shall include the statement "The price includes disposal of your old battery".

(4) For businesses utilizing advertising prepared out of the State a sign no smaller than three square feet, placed at the point of sale stating: "The price of the battery includes disposal of your old battery" may be substituted.