Can I use my 2021 Platinum upgrade in 2020? October 06, 2020 01:43 Updated Follow No. We offer a limited number of these passes each season and 2021 Platinum Upgrades will be valid in 2021 only. Related articles Does the Platinum upgrade allow lift access? When are the 2021 Season Passes & Platinum upgrades available to purchase? What's happening with parking in winter 2021? Are my 2021 Season Pass benefits valid in 2020? Why have you released pricing for day passes for 2021 already?