Snohomish County : Annexations : Annexation ILAs

Adopted Annexation-Related Interlocal Agreements Note: This is not a comprehensive list of all the County’s interlocal agreements or intergovernmental agreements. Here is a link to Snohomish County Public Works Roads Interlocal Agreements (Reciprocal Traffic Mitigation).
CITY	Master Annexation ILA	Annexation Specific ILA	Reciprocal Traffic ILA	Public Records Transfer ILA	Other Annexation-Related ILAs
Arlington	Effective: 09.29.1999		Effective: 09.29.1999	Effective: 09.29.1999

	Exp: (Ongoing)		Exp: (Ongoing)	Exp: (Ongoing)
Bothell	*Under Final* *Negotiations*		Effective: 08.09.2006

			Exp: 12.31.2015
Bothell, Canyon Park		Effective: 04.29.1992
Brier
Darrington
Edmonds	Effective: 11.17.1995

	Exp: (Ongoing)
Everett
Everett, Airport Road		Effective: 04.11.2000
Everett, Murphy's Corner		Effective: 06.11.2000
Gold Bar	Effective: 09.19.2003			Effective: 09.19.2003

	Exp: (Ongoing)			Exp: (Ongoing)
Granite Falls	Effective: 12.05.2007		9.22.2004

	Exp: 12.31.2022
Index
Lake Stevens	Effective: 10.26.2005

	Exp: (Ongoing)
Lynnwood	Effective: 5.20.2009 Exp:(Ongoing)
Marysville	Effective: 06.30.1999		Effective: 07.01.1999	Effective: 08.25.1999

	Exp: (Ongoing)		Exp: (Ongoing)	Exp: (Ongoing)
Marysville, Central		Effective: 07.28.2009 Exp: 12.31.2019
Mill Creek			Effective: 08.01.2006

			Exp: 12.31.2015
Mill Creek, Northeast Area		Effective: 11.16.2005

		Exp: 11.16.2008
Monroe	Effective: 12.06.2007

	Exp: 12.31.2022
Mountlake Terrace
Mukilteo	Effective: 3.27.2009

	Exp: 12.31.2019
Snohomish	Effective: 03.26.2003

	Exp: (Ongoing)
Stanwood	Effective: 09.28.2004			Effective: 09.13.2004

	Exp: (Ongoing)			Exp: (Ongoing)
Sultan	Effective: 11.21.2001		Effective: 10.31.2001

	Exp: (Ongoing)		Exp: (Ongoing)
Woodway

Annexation-Related ILAs

Adopted Annexation-Related Interlocal Agreements