Washington Administrative Code
Title 212 - State Patrol (Fire Protection) (See also Titles 204, 446 and 448)
Chapter 212-10 - Smoke detection devices in dwelling units
Section 212-10-045 - Installation responsibility

(1) It is the responsibility of the builder or manufacturer of each new building, mobile home or factory built housing to install smoke detection devices within each dwelling unit.

(2) It is the responsibility of the owner of each existing building, mobile home or factory built housing to install smoke detection devices within each dwelling unit occupied by persons other than the owner.

(3) It is the responsibility of the owner of each new or existing building, mobile home or factory built housing, containing dwelling units occupied by persons other than the owner, to inspect and test all smoke detection devices at the time of vacancy or at time of sale and make the necessary repairs or replacements to insure that the smoke detection devices are operational prior to reoccupancy, and to instruct the occupants of the purpose, operation and maintenance of the smoke detection device(s).