CRA states that new home HST rebate forms can be signed electronically

CRA is amenable to new home HST rebate applications, that are provided electronically to the home purchasers, being signed electronically using a digital stylus pen, so that the forms can be stored and transmitted by the builder in electronic form.

Neal Armstrong. Summary of 23 May 2017 Interpretation 182665 under ETA s. 254(5).