Washington Marriage Laws

RCW 26.04.020 - Prohibited marriages

Related Pages


Revised Code of Washington - Title 26: Domestic Relations - Chapter 4: Marriage

Prohibited marriages

(1) Marriages in the following cases are prohibited: (a) When either party thereto has a wife or husband living at the time of such marriage; (b) When the husband and wife are nearer of kin to each other than second cousins, whether of the whole or half blood computing by the rules of the civil law; or (c) When the parties are persons other than a male and a female. (2) It is unlawful for any man to marry his father's sister, mother's sister, daughter, sister, son's daughter, daughter's daughter, brother's daughter or sister's daughter; it is unlawful for any woman to marry her father's brother, mother's brother, son, brother, son's son, daughter's son, brother's son or sister's son. (3) A marriage between two persons that is recognized as valid in another jurisdiction is valid in this state only if the marriage is not prohibited or made unlawful under subsection (1)(a), (1)(c), or (2) of this section.

◀︎ Back to Washington Marriage Laws ︎︎︎︎︎◀︎ Back to Marriage Laws Home

[1998 c 1 § 4; 1927 c 189 § 1; Code 1881 § 949; 1866 p 81 § 2; 1854 p 96 § 115; RRS § 8438.]

Law Reference:
RCW 26.04.020

Law Tag:

Will You
Marry Us?

The wedding gift package revolutionizing how you choose your officiant!

Learn More

Wedding Officiant Package

Everything you need to Officiate Weddings like pro!

Learn More

Minister Ordination

Our most popular package contains everything you need to officiate your first wedding.

Order Now


AMM supports Ocean Conservancy. Check them out!

Donate Now