If you need to use it, you must first file a tax payment account: when you enter the system, I have to pay taxes-comprehensive information report-system information report-deposit account account number report;

After signing the tripartite agreement and activating it, you can:

Step 1, after logging in to the electronic tax bureau, select I want to do tax-other services.

Step 2, click the network signing tripartite agreement to enter the function.

Step 3: If the taxpayer has a tripartite agreement before and needs to re-sign the tripartite agreement due to changes, it is necessary to click "Cancel" to invalidate the previous agreement; Re-sign If the old tripartite agreement is not verified successfully, just click "Sign".

Step 4: After entering the signing function, automatically bring out the account report information of the deposit account marked as Yes for the successful signing payment account.

Step 5: Click OK to prompt the explanation of rights and responsibilities, and click OK to complete the signature verification. The signature and verification results will be prompted through a pop-up window. Please pay attention to the prompt information.