It is not necessary for everyone to agree to sign. However, according to the Regulations of Shanghai Municipality on the Administration of Permanent Residence, there are several situations that require my signature on the household registration book.

Provisions of Shanghai Municipality on the Administration of Permanent Residence:

Article 17? Involving the transfer of accounts of the elderly over 60 years old, such as moving out (moving in) of the houses owned or leased by the elderly, the consent of the elderly should be obtained in person, and the written materials for agreeing to move (move) the accounts should be signed by the elderly.

Move-in (move-in) housing is owned or leased by the elderly over 60 years old. If you have a household registration, you should get the consent of the elderly in person, and the elderly should sign the written materials that you agree to accept.

Article 19 If the residents of this city are property owners or lessees or agricultural registered permanent residence owners, with their consent, their immediate family members who are not in agricultural registered permanent residence (except for the collective accounts of college students, scientific research institutions, ministries and commissions, and people working in Shanghai offices) can move into the local police station. The migration between the immediate family members of this Municipality includes:

(1) Migration between parents and children;

(2) Migration between husband and wife;

(3) Migration between grandparents and grandchildren;

(4) Migration between in-laws and daughters-in-law or between in-laws and sons-in-law.