The temporary Partner visa (subclass 820) is granted first and lets you stay in Australia while the permanent Partner visa (subclass 801) is processed.
You must be married or in a de facto relationship with:
Your marriage must be valid under Australian law. This means you must have parental permission if you are 16 or 17 years of age. You must have been in a de facto relationship for at least 12 months.
Length of stay:
Note: You need to supply all of the documents, except for the character documents, even if you already supplied them for a Prospective Marriage visa (subclass 300) and must: