Mobile dwellings

AN ACT Relating to mobile dwellings; adding a new section to 1
chapter 36.70A RCW; adding a new section to chapter 64.32 RCW; adding 2
a new section to chapter 64.34 RCW; adding a new section to chapter 3
64.38 RCW; adding a new section to chapter 64.90 RCW; and providing 4
expiration dates. 5
BE IT ENACTED BY THE LEGISLATURE OF THE STATE OF WASHINGTON:6
NEW SECTION. Sec. 1. A new section is added to chapter 36.70A 7
RCW to read as follows: 8
(1) Any city or county planning under RCW 36.70A.040 must allow 9
at least one home on wheels on each lot zoned for residential use if 10
the following conditions are met: 11
(a) The lot has at least one existing housing unit;12
(b) The lot is located within an urban growth area; and13
(c) The lot is not a property on which the city or county has 14
determined that housing development cannot be adequately served by 15
water, sewer, stormwater, or transportation systems.16
(2) The home on wheels must be connected to electrical service 17
through a dedicated outlet on a service pedestal or on the primary 18
dwelling, which must be a minimum 20-amp, ground fault circuit 19
interrupter protected, dedicated circuit. 20
H-0215.1
HOUSE BILL 1443
State of Washington 69th Legislature 2025 Regular Session
By Representatives Gregerson, Barkis, Peterson, Low, Duerr, Reed,
Parshley, Nance, Bernbaum, Ormsby, Hill, and Simmons
Read first time 01/21/25. Referred to Committee on Housing.
p. 1 HB 1443
(3)(a) If a home on wheels has internal plumbing, it must be 1
connected to potable water and sanitary sewer services as follows:2
(i) Water connections may be made through a yard hydrant or an 3
antisiphon hose bib from an existing home on the lot, with 4
connections from the vehicle to the hose bib made with a flexible 5
hose rated for potable water; and 6
(ii) Sewer and sanitary connections may be made through a 7
permitted sewer lateral clean out from the sanitary sewer line of an 8
existing housing unit on the property. 9
(b) If a home on wheels does not have internal plumbing, the 10
occupants must have access to potable water, toilets, and showers in 11
an existing housing unit on the lot. 12
(4) Cities and counties must enforce standard inspection 13
procedures for utility hookups to homes on wheels. Cities and 14
counties may not require inspection of the home on wheels itself.15
(5) For the purposes of this section, "home on wheels" means a 16
vehicular-type unit primarily designed for recreational camping or 17
travel use that has its own motive power or is mounted on or towed by 18
another vehicle, including travel trailers, fifth-wheel trailers, 19
folding camping trailers, truck campers, and motor homes.20
NEW SECTION. Sec. 2. A new section is added to chapter 64.32 21
RCW to read as follows: 22
(1) On or after the effective date of this section, an 23
association of apartment owners for a property located within a city 24
subject to the requirements in section 1 of this act may not create a 25
restriction, covenant, condition, declaration, bylaw, rule, provision 26
of a governing document, or a master deed provision that actively or 27
effectively prohibits at least one home on wheels on each lot zoned 28
for residential use as required in section 1 of this act.29
(2) This section expires January 1, 2028. 30
NEW SECTION. Sec. 3. A new section is added to chapter 64.34 31
RCW to read as follows: 32
(1) On or after the effective date of this section, an 33
association for a condominium located within a city subject to the 34
requirements in section 1 of this act may not create a restriction, 35
covenant, condition, declaration, bylaw, rule, provision of a 36
governing document, or a master deed provision that actively or 37
p. 2 HB 1443
effectively prohibits at least one home on wheels on each lot zoned 1
for residential use as required in section 1 of this act.2
(2) This section expires January 1, 2028. 3
NEW SECTION. Sec. 4. A new section is added to chapter 64.38 4
RCW to read as follows: 5
(1) On or after the effective date of this section, a homeowners' 6
association for property located in a city subject to the 7
requirements in section 1 of this act may not create a restriction, 8
covenant, condition, declaration, bylaw, rule, provision of a 9
governing document, or a master deed provision that actively or 10
effectively prohibits at least one home on wheels on each lot zoned 11
for residential use as required in section 1 of this act.12
(2) This section expires January 1, 2028. 13
NEW SECTION. Sec. 5. A new section is added to chapter 64.90 14
RCW to read as follows: 15
On or after the effective date of this section, an association or 16
a declarant for a common interest community located within a city 17
subject to the requirements in section 1 of this act may not create a 18
restriction, covenant, condition, declaration, bylaw, rule, provision 19
of a governing document, or a master deed provision that actively or 20
effectively prohibits at least one home on wheels on each lot zoned 21
for residential use as required in section 1 of this act.22
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p. 3 HB 1443