Do I need to submit the electronic version of the marriage certificate of the ID card account online to buy Hengtai? Thank you?

No need to submit it. This information can be consulted online. Remember to update the latest status of these materials when choosing a house. Need on-site manual review, such as marital status in the household registration book.

I hope my answer can help you. You can view and search in the Q&A area of Pinfandi applet. We have seven Q&A columns to help you solve the problems on the way to buy a house: the qualification of buying a house, the precautions for loan, the precautions for handing over a house, the skills for choosing a house, the property market policy, the settlement policy, and the precautions for lottery.