2023 Washington Code 19.83.010 – License required to use or furnish trading stamps, coupons, or similar devices

2022 Washington Code 19.83.010 – License required to use or furnish trading stamps, coupons, or similar devices

2020 Washington Code 19.83.010 – License required to use or furnish trading stamps, coupons, or similar devices

2019 Washington Code 19.83.010 – License required to use or furnish trading stamps, coupons, or similar devices

2018 Washington Code 19.83.010 – License required to use or furnish trading stamps, coupons, or similar devices

2016 Washington Code 19.83.010 – License required to use or furnish trading stamps, coupons, or similar devices

2015 Washington Code 19.83.010 – License required to use or furnish trading stamps, coupons, or similar devices

2014 Washington Code 19.83.010 – License required to use or furnish trading stamps, coupons, or similar devices

2013 Washington Code 19.83.010 – License required to use or furnish trading stamps, coupons, or similar devices

2009 Washington Code 19.83.010 – License required to use or furnish trading stamps, coupons, or similar devices