e-Visa index C317 is a single entry visa purpose for those who married to Indonesian, child, step child (below 18years), wife/husband of kitas/kitap holder. It is valid for 90 days. The e-Visa is your entry permit but not your staying permit. As soon as you enter Indonesian territory, you are required to register at a local Immigration Office no later than 30 days to obtain a Kitas. Kitas is a Stay permit valid for 1 year from arrival date with multiple entry .
According to the Regulation of Minister of Law and Human Rights number 26 of 2020 on visa and stay permit in the new normal, this e-Visa can be also obtained when you are located in Indonesia.