Washington Revised Code Title 63. Personal Property § 63.60.030. Transfer, assignment, and license

(i) If the transferred or assigned interest was held in trust, in accordance with the terms of the trust;

(ii) If the interest is subject to a cotenancy with any survivorship provisions or payable-on-death provisions, in accordance with those provisions;

(iii) If the interest is subject to any contract, including without limitation an exclusive license, assignment, or a community property agreement, in accordance with the terms of the applicable contract or contracts;

(iv) If the interest has been transferred or assigned to a third person in a form that is not addressed in this section, by the individual or personality, or the successor, heir, or other transferee of the living or deceased individual or personality, then the interest may be transferred, assigned, or licensed by such third person, in whole or in part, by any otherwise permissible form of inter vivos or testamentary transfer or, if none is applicable, under the laws of intestate succession applicable to interests in intangible personal property of the third person's domicile, regardless of whether the law of the domicile of the deceased third party, at the time of death, or thereafter, recognizes a similar or identical property right.