1. No cash back for full amount of gift certificate.
2. Cash back is restricted to $10 or less.
3. Gift certificate handed as awards, loyalty or promotional program must be used prior to or by expiry date or forfeited.
4. Only validated original issued gift certificate(s) will be accepted. No copies or replicas will be accepted or processed.
5. Any physically altered or defacement of gift certificate(s) from it’s original state will be refused for redemption.
6. Gift Cards and Gift Certificates Statutes and Legislation
Cal. Civil Code §1749.5(b)
(1) Any gift certificate sold after January 1, 1997, is redeemable in cash for its cash value, or subject to replacement with a new gift certificate at no cost to the purchaser or holder.
(2) Notwithstanding paragraph (1), any gift certificate with a cash value of less than $10 is redeemable in cash for its cash value.
7. Gift Cards and Gift Certificates Statutes and Legislation
Cal. Civ. Proc. Code §1520.5
Gift certificates purchased after 1997 are not subject to escheat. The escheat law does apply to any gift certificate that has an expiration date and that is given in exchange for money or any other thing of value.
Note****Below listed are known state statutes (CA, TX) for gift cards & gift certs. So I don’t know if you want to include them.
8. Gift Cards and Gift Certificates Statutes and Legislation
Cal. Civil Code §1749.45

Includes gift cards, but does not include any gift card usable with multiple sellers of goods or services, provided the expiration date, if any, is printed on the card. This exemption does not apply to a gift card usable only with affiliated sellers of goods or services
9. Gift Cards and Gift Certificates Statutes and Legislation
Tex. Business & Commerce Code §604.001

“Stored value card”: (1) means a record, as defined by §322.002, including a record that contains a microprocessor chip, magnetic strip, or other means of storing information: (A) that evidences a promise made for monetary consideration by the seller or issuer of the record that goods or services will be provided to the owner of the record in the value shown in the record; (B) that is prefunded; and (C) the value of which is reduced on redemption; and (2) includes a gift card or gift certificate
10. Gift Cards and Gift Certificates Statutes and Legislation
Tex. Business & Commerce Code Ann. §604.101

An expiration date or policy, fee, or other material restriction or contract term applicable to a stored value card must be clearly and conspicuously disclosed at the time the card is sold or issued to a person to enable the person to make an informed decision before purchasing the card.

Tex. Business & Commerce Code Ann. §604.102

A disclosure regarding the expiration of a stored value card or a periodic fee that reduces the unredeemed value of a stored value card must be legibly printed on the card.
11. Gift Cards and Gift Certificates Statutes and Legislation
Tex. Property Code Ann. §72.1016

(a) This section applies to a stored value card, as defined by §604.001, Business & Commerce Code, other than a card: (1) to which Chapter 604, Business & Commerce Code, does not apply by operation of §604.002(1)(A) and (C) and §604.002(2)-(5) of that code; or (2) that is linked to and draws its value solely from a deposit account subject to Chapter 73.

(b) If the existence and location of the owner of a stored value card is unknown to the holder of the property, the stored value card is presumed abandoned to the extent of its unredeemed and uncharged value on the earlier of: (1) the card’s expiration date; (2) the third anniversary of the date the card was issued, if the card is not used after it is issued, or the date the card was last used or value was last added to the card; or (3) the first anniversary of the date the card was issued, if the card is not used after it is issued, or the date the card was last used or value was last added to the card, if the card’s value represents wages, as defined by §61.001, Labor Code.

(c) If the person who sells or issues a stored value card in this state does not obtain the name and address of the apparent owner of the card and maintain a record of the owner’s name and address and the identification number of the card, the address of the apparent owner is considered to be the Austin, Texas, address of the comptroller.

(d) A person may charge a fee against a stored value card as provided by Chapter 604, Business & Commerce Code. A fee may not be charged against a stored value card after the card is presumed abandoned under this section.