Applications for the one-time top-up to the Canada Housing Benefit close on March 31, 2023. (Adrian Wyld/The Canadian Press - image credit)As rising rental prices strain many tenants' budgets, some low-income renters can now apply for a one-off $500 payment from the federal government to help ease their housing costs. We want to hear from you at ask@cbc.caHere's a breakdown of who can get the one-time top-up to the Canada Housing Benefit, and how to apply. Applicants must have filed 2021 income tax returns. The amount of rent you paid in 2022 was equal to at least 30 per cent of your 2021 income.