Executive summary

Farm Building Standards cover

Farm Building Standards, Publication 809, is a tool that can be used by farmers, building contractors, building material supply centres, building officials and designers to verify the sizes of farm building components. This publication provides engineering data for components of small to moderate sized structures. It may assist in obtaining a building permit for your structure.

Publication 809 is designed to estimate snow, rain and wind loading quantities for various areas in Ontario. For larger structures, a full set of engineered plans are required.

Order information

Order a print copy of this or other Ministry of Agriculture, Food and Rural Affairs (OMAFRA) publications online at Publications Ontario.

Publications Ontario does not accept orders via phone or email.

Contact us

Contact ServiceOntario Monday to Friday 8:30 a.m. to 5 p.m. for more general information, questions or comments, at:

Disclaimer

If you require this information in an alternative format, please contact ag.info.omafra@ontario.ca. We will:

  • acknowledge your request within 3 business days
  • provide you with the content within 15 business days