If you lose it before signing, you can go to the tax bureau to explain the reason and ask for a new signature. Just bring back what has been signed by the three parties and return it to the tax bureau.
If you sign the agreement, you can negotiate with the unit. Generally speaking, what you have in your hand is only the voucher when you report it. If the unit says no, just go to the employment office and reissue a copy. It's easier if you don't sign it Go straight to get a new one.
The agreement is signed by the taxpayer, the competent tax bureau and the taxpayer's bank. Whether it's a general account or basic deposit account, as long as it can be transferred electronically. In fact, in the tax collection management system of the tax bureau, there should be information about basic deposit account and general accounts (the tax collection and management law stipulates that taxpayers should declare all bank accounts to the competent tax authorities), and you can choose basic deposit account or general accounts.