In Washington, many laws concerning estate planning are found in Title 11 (Probate and Trust law) of the Revised Code of Washington (RCW). Additional laws may be found in Title 26 (Domestic Relations), Title 63 (Personal Property), Title 64 (Real Property), Title 68 (Cemeteries Morgues and Human Remains), Title 70 (Public Health and Safety), Title 83 (Estate Taxation). You may also need to look at Federal Laws.