RCW 84.04.090
"Real property."
The term "real property" for the purposes of taxation shall be held and construed to mean and include the land itself, whether laid out in town lots or otherwise, and all buildings, structures or improvements or other fixtures of whatsoever kind thereon, except improvements upon lands the fee of which is still vested in the United States, or in the state of Washington, and all rights and privileges thereto belonging or in any wise appertaining, except leases of real property and leasehold interests therein for a term less than the life of the holder; and all substances in and under the same; all standing timber growing thereon, except standing timber owned separately from the ownership of the land upon which the same may stand or be growing; and all property which the law defines or the courts may interpret, declare and hold to be real property under the letter, spirit, intent and meaning of the law for the purposes of taxation. The term real property shall also include a mobile home which has substantially lost its identity as a mobile unit by virtue of its being permanently fixed in location upon land owned or leased by the owner of the mobile home and placed on a permanent foundation (posts or blocks) with fixed pipe connections with sewer, water, or other utilities: PROVIDED, That a mobile home located on land leased by the owner of the mobile home shall be subject to the personal property provisions of chapter 84.56 RCW and RCW 84.60.040.
[ 1987 c 155 § 1; 1985 c 395 § 2; 1971 ex.s. c 299 § 70; 1961 c 15 § 84.04.090. Prior: 1925 ex.s. c 130 § 4; 1897 c 71 § 2; 1893 c 124 § 2; 1891 c 140 § 2; 1890 p 530 § 2; 1886 p 48 § 2, part; Code 1881 § 2830, part; 1871 p 37 § 2; 1869 p 176 § 2; RRS § 11108.]
NOTES:
Effective date—1971 ex.s. c 299: See RCW 82.50.901(3).
Severability—1971 ex.s. c 299: See note following RCW 82.04.050.
Structure Revised Code of Washington
84.04.020 - "Assessed valuation of taxable property," and similar terms.
84.04.030 - "Assessed value of property."
84.04.040 - "Assessment year," "fiscal year."
84.04.055 - "Legal description."
84.04.060 - "Money," "moneys."
84.04.065 - Number and gender.
84.04.080 - "Personal property."
84.04.095 - Classification of components of irrigation systems.
84.04.100 - "Tax" and derivatives.
84.04.120 - "Taxing district."
84.04.130 - "Tract," "lot," etc.
84.04.140 - "Regular property taxes," "regular property tax levies."
84.04.150 - "Computer software" and related terms.
84.04.900 - Construction—Title applicable to state registered domestic partnerships—2009 c 521.