Establishes the Washington state firearms ammunition, parts, and accessories jobs act.

Encourages the manufacture of smokeless propellant, small arms primers, cartridge cases, and small arms ammunition and firearm parts and accessories within the borders of the state.

Requires the department of commerce, the county-designated associate development organization, the small business development center, and impact Washington to provide technical assistance if requested by a manufacturer of firearm ammunition, parts, or accessories.

Authorizes only this state and the department of ecology to regulate the chemicals used to manufacture ammunition components.

Exempts a manufacturer of firearms ammunition, parts, or accessories from business and occupation taxes, property taxes, and business license fees.

Provides a business and occupation tax deduction on interest received on loans made to manufacturers of firearm ammunition, parts, or accessories by banking, loan, security, and other financial businesses.