UAMP Program rules 7, 27 & 28 make it (not so ) clear what happens in the event of the members death - and also that they can change whatever they want, ehever they want, for any reason they want.... UA MP Program Rules

7. Awards and benefits, including accrued mileage, Premier (and/or Million Miler) status levels, Premier (and/or Million Miler) benefits, PlusPoints, Premier Qualifying Credits and certificates do not constitute property of the Member and are not transferable except as set forth herein. Accrued mileage may be transferred to another MileagePlus account through United’s Transfer Miles Program. Members must comply with the Transfer Miles Program Terms and Conditions found on united.com. In the event of the death or divorce of a Member, United may, in its sole discretion, credit all or a portion of such Member’s accrued mileage to authorized persons upon receipt of documentation satisfactory to United and payment of applicable fees.

27. Mileage accrued in a Member's account shall be maintained in the account until it is redeemed for an award or until it is otherwise forfeited pursuant to (a) these Rules, United’s Contract of Carriage or United’s fare rules, (b) Prohibited Conduct, (c) applicable laws or regulations, (d) Member requested account closure, (e) the death of a Member or (f) the failure of a Member to respond to repeated communication attempts regarding the status of his/her account.

Premier (and Million Miler) qualification criteria and benefits

28. United shall also establish the criteria and process for achieving Premier status levels (or Million Miler status levels) and the benefits associated therewith, including without limitation the criteria and process for accumulating Premier Qualifying Credits. Premier and Million Miler benefits are offered at the discretion of United and United has the right to terminate such benefits, in whole or in part, or to change benefits, conditions of participation, qualification criteria, qualification process or mileage levels, in whole or in part, at any time, with or without notice, even though changes may affect the value of Premier (and/or Million Miler) status levels, or benefits already accumulated.