(a) Subject to sections 30-2333 and 30-2354, a provision for a nonprobate transfer on death in an insurance or annuity policy, account with POD designation as defined in section 30-2716, contract of employment, bond, mortgage, promissory note, certificated or uncertificated security, security registered in beneficiary form, account agreement, custodial agreement, deposit agreement, compensation plan, pension plan, profit-sharing plan, individual retirement plan, employee benefit plan, trust, marital property agreement, certificate of title, or other written instrument of a similar nature is nontestamentary. This subsection includes a written provision that:

(1) money or other benefits due to, controlled by, or owned by a decedent before death must be paid after the decedent's death to a person whom the decedent designates either in the instrument or in a separate writing, including a will, executed either before or at the same time as the instrument, or later;

(2) money due or to become due under the instrument ceases to be payable in the event of death of the promisee or the promisor before payment or demand; or

(3) any property controlled by or owned by the decedent before death which is the subject of the instrument passes to a person the decedent designates either in the instrument or in a separate writing, including a will, executed either before or at the same time as the instrument, or later.

(b) This section does not limit rights of creditors under other laws of this state.