The federal government posted a deficit of $19.1 billion for the first eight months of its 2023-24 fiscal year.
The result for the April-to-November period compared with a deficit of nearly $3.6 billion reported for the same stretch of its 2022-23 fiscal year.
Government revenues for the eight-month period totalled $281.8 billion, up 2.6% from $274.7 billion in the same period a year earlier.
Program expenses, excluding net actuarial losses, for the April-to-November period totalled nearly $264.9 billion, up 6.3% from nearly $249.2 billion.
Higher interest rates pushed public debt charges up 37.7% to $31.0 billion from $22.5 billion a year earlier.
Net actuarial losses totalled $5.0 billion compared with nearly $6.6 billion in the same period last year.