The province is divided into 4 zones, with similar temperature regimes, which will be monitored for changing weather patterns. The winter weight zones will be considered either open or closed for winter weights, based on established monitoring procedures. From north to south the anticipated Winter Weight Premiums are:
- Zone 1 – 9 January to 27 February
- Zone 2 – 23 January to 13 February
- Zone 3 – 3 January to 13 February
- Zone 4 – WWP under review
Studded tires are allowed and can be used in New Brunswick province between October 15th and May 1st.
All tires should be pneumatic rubber tires free from damage or ply separation causing any bump or bulge. When measured by a tire tread wear indicator device tires should be 1.6 mm (2/32 in.) which is the legal tread depth. The only mandatory winter tire regulations in New Brunswick are on school buses.