Form library · Ontario Landlord and Tenant Board

Form LTB-L1L9-UPDATE: L1/L9 – Information Update

The landlord tells the LTB and the tenant, before the hearing of an L1 or L9 application, what has changed since the application was filed (payments, new rent, deposit, NSF charges, the amount now owing) and any circumstances the LTB should consider.

Official source

Form file	https://tribunalsontario.ca/documents/ltb/Other%20Forms/L1%20L9%20%E2%80%93%20Information%20Update.pdf
Version	2026-09
Last checked by Router.law	2026-10-19

Official source page

Only the person can do

Read the declaration on page 2 and sign it yourself. The form says it has the same effect as if made under oath, and false information is an offence.

Fill it with Router.law

REST (API key):

curl -s https://router.law/v1/forms/LTB-L1L9-UPDATE/fill \
  -H "Authorization: Bearer $ROUTERLAW_KEY" -H "Content-Type: application/json" \
  -d @profile-request.json

MCP (https://router.law/mcp):

fill_form(form_id="LTB-L1L9-UPDATE", profile={...})

The questions to ask and the input schema come from get_form_spec("LTB-L1L9-UPDATE"). See the developer docs and MCP setup. Plain text: /forms/on-ltb-ltb-l1l9-update.txt.

Router.law spec status: draft.