Legal analysis: What is the specific function of the bricklayer's certificate? That is, if you are accidentally injured, it belongs to your income certificate. When you make a claim, you will be paid according to your income. If you have no job, you will be paid according to the income of ordinary people.

Legal basis: Article 17 of the Rules of Notarization Procedure of the People's Republic of China. When a natural person, legal person or other organization applies to a notary office for notarization, it shall fill out a notarization application form. The notarization application form shall contain the following contents:

(1) Basic information of the applicant and his agent;

(2) matters to be notarized and the purpose of the notarial certificate;

(3) the name of the document applying for notarization;

(4) the name and number of copies of the certification materials submitted and the names, addresses and contact information of the relevant witnesses;

(5) the date of application;

(6) Other circumstances that need to be explained.

the applicant shall sign or seal the application form. if the applicant cannot sign or seal, his finger print shall be taken.