Does NOT count: TFSA withdrawals, OAS, GIS itself.
$
Use your best estimate for this year. TFSA withdrawals do not count.
$
Your GIS Estimate
Important β TFSA withdrawals don't count as income for GIS.
If you're drawing from an RRSP or RRIF, switching to TFSA withdrawals could significantly increase your GIS benefit. Every $10,000 shifted from RRIF to TFSA could add to your monthly GIS.
Allowance benefit: If your spouse is aged 60β64 and you receive GIS, they may qualify for the
Allowance benefit
β up to $1,409.72/month. Check eligibility at canada.ca.