There's no straight forward method to achieve that at the moment, but we can come up with a solution. Off the top of my head, I'd simply close the issue (making it non-editable by default), and re-open it when the time comes. Only, I'd add a condition to the "re-open" step in the workflow, allowing only administrators to perform that.
Hope it helps.
I’m a designer on the Jira team. For a long time, I’ve fielded questions from other designers about how they should be using Jira Software with their design team. I’ve also heard feedback from other ...
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