You can't get a marriage certificate without a household register. When a mainland resident marries, both men and women shall go to the marriage registration office of the place where one party's permanent residence is located to register their marriage.
 Mainland residents who apply for marriage registration shall present the following certificates and supporting materials:
 1. My household register and ID card;
 2. A signed statement that I have no spouse and no direct blood relationship or collateral blood relationship within three generations with the other party.
 [Legal Basis]
 According to Article 5 of the Marriage Registration Ordinance, mainland residents who apply for marriage registration shall present the following certificates and supporting materials:
 （1） My household register and ID card;
 （2） A signed statement that I have no spouse and no direct blood relationship or collateral blood relationship within three generations with the other party.
 Hong Kong residents, Macao residents and Taiwan residents who have gone through marriage registration shall present the following certificates and supporting materials:
 （1） My valid pass and ID card;
 （2） The statement that I have no spouse and no direct blood relationship with the other party or collateral blood relationship within three generations notarized by the notary office of my residence.
 Overseas Chinese who apply for marriage registration shall present the following certificates and supporting materials:
 （1） My valid passport;
 （2） A certificate issued by a notary office or competent authority in the country of residence, certified by the embassy (consulate) of the People's Republic of China in that country, that I have no spouse and no direct blood relatives or collateral blood relatives within three generations with the other party, or the embassy (consulate) of the People's Republic of China in that country The certificate issued by the library that I have no spouse and no direct blood relatives or collateral blood relatives within three generations with the other party.
 Foreigners who apply for marriage registration shall present the following certificates and supporting materials:
 （1） Their valid passports or other valid international travel documents;
 （2） The certificate that I have no spouse issued by the notary office or competent authority of the country where I am located and certified by the embassy (consulate) of the People's Republic of China in that country or the embassy (consulate) of that country in China, or the certificate that I have no spouse issued by the embassy (consulate) of the country where I am located.