Wash. Admin. Code § 220-414-040
(1) It is unlawful to possess shot (either in shotshells or as loose shot for muzzleloading) other than nontoxic shot when hunting for waterfowl, coot, or snipe. Nontoxic shot includes the following approved types:
| Approved Nontoxic Shot Type* | Percent Composition by Weight |
| bismuth-tin | 97 bismuth, 3 tin |
| iron (steel) | iron and carbon |
| iron-tungsten | any proportion of tungsten, ˃=1 iron |
| iron-tungsten-nickel | ˃=1 iron, any proportion of tungsten, up to 40 nickel |
| copper-clad iron | 84 to 56.59 iron core, with copper cladding up to 44.1 of the shot mass |
| tungsten-bronze | 51.1 tungsten, 44.4 copper, 3.9 tin, 0.6 iron; and 60 tungsten, 35.1 copper, 3.9 tin, 1 iron |
| tungsten-iron-copper-nickel | 40-76 tungsten, 10-37 iron, 9-16 copper, 5-7 nickel |
| tungsten-matrix | 95.9 tungsten, 4.1 polymer |
| tungsten-polymer | 95.5 tungsten, 4.5 nylon 6 or 11 |
| tungsten-tin-iron | any proportions of tungsten and tin, ˃=1 iron |
| tungsten-tin-bismuth | any proportions of tungsten, tin, and bismuth |
| tungsten-tin-iron-nickel | 65 tungsten, 21.8 tin, 10.4 iron, 2.8 nickel |
| tungsten-iron-polymer | 41.5-95.2 tungsten, 1.5-52.0 iron, and 3.5-8.0 fluoropolymer |
| *Coatings of copper, nickel, tin, zinc, zinc chloride, zinc chrome, and fluoropolymers on approved nontoxic shot types also are approved. |
The director may adopt additional nontoxic shot types consistent with federal regulations.
(2) It is unlawful to possess shot (either in shotshells or as loose shot for muzzleloading) other than nontoxic shot in the following areas:
(3) It is unlawful to possess shot (either in shotshells or as loose shot for muzzleloading), other than nontoxic shot, when hunting for upland game birds (pheasants, quail, chukar, or gray partridge), mourning doves, band-tailed pigeons, or game animals in the following areas:
[Statutory Authority: RCW 77.04.012, 77.04.055, and 77.12.047. WSR 22-13-110 (Order 22-70), § 220-414-040, filed 6/15/22, effective 7/16/22. Statutory Authority: RCW 77.04.012, 77.04.013, 77.04.020, 77.04.055, and 77.12.047. WSR 17-05-112 (Order 17-04), recodified as § 220-414-040, filed 2/15/17, effective 3/18/17. Statutory Authority: RCW 77.04.012, 77.04.055, 77.12.047, 77.12.150, and 77.12.240. WSR 15-10-034 (Order 15-96), § 232-12-068, filed 4/28/15, effective 5/29/15. Statutory Authority: RCW 77.04.012, 77.04.020, 77.04.055, 77.12.047, 77.12.210, and C.F.R. Title 50, Part 21, Subpart C, Section 21.29; Migratory Bird Treaty Act. WSR 10-18-012 (Order 10-214), § 232-12-068, filed 8/20/10, effective 9/20/10. Statutory Authority: RCW 77.12.047, 77.12.020, 77.12.570, 77.12.210, 77.12.150, 77.12.240. WSR 09-09-083 (Order 09-53), § 232-12-068, filed 4/15/09, effective 5/16/09. Statutory Authority: RCW 77.12.047, 77.12.020. WSR 08-01-052 (Order 07-292), § 232-12-068, filed 12/13/07, effective 1/13/08. Statutory Authority: RCW 77.12.047. WSR 06-16-133 (Order 06-181), § 232-12-068, filed 8/2/06, effective 9/2/06; WSR 05-17-098 (Order 05-174), § 232-12-068, filed 8/15/05, effective 9/15/05; WSR 03-16-030 (Order 03-165), § 232-12-068, filed 7/29/03, effective 8/29/03; WSR 03-13-047 (Order 03-129), § 232-12-068, filed 6/12/03, effective 7/13/03. Statutory Authority: RCW 77.12.040. WSR 01-17-092 (Order 01-157), § 232-12-068, filed 8/20/01, effective 9/20/01. Statutory Authority: RCW 77.12.040, 77.12.020, 77.32.070, 77.32.530. WSR 01-10-048 (Order 01-69), § 232-12-068, filed 4/26/01, effective 5/27/01. Statutory Authority: RCW 77.12.040, 77.12.010, 77.12.020, 77.12.770, 77.12.780. WSR 00-11-137 (Order 00-50), § 232-12-068, filed 5/23/00, effective 6/23/00. Statutory Authority: RCW 77.12.040. WSR 99-17-034 (Order 99-118), § 232-12-068, filed 8/11/99, effective 9/11/99; WSR 98-17-044 (Order 98-152), § 232-12-068, filed 8/13/98, effective 9/13/98; WSR 97-18-026 (Order 97-164), § 232-12-068, filed 8/25/97, effective 9/25/97. Statutory Authority: RCW 77.12.040 and 77.12.010. WSR 96-18-009 (Order 96-127), § 232-12-068, filed 8/22/96, effective 9/22/96. Statutory Authority: RCW 77.12.040. WSR 95-18-072 (Order 95-126) § 232-12-068, filed 9/1/95, effective 10/2/95.]