Swiss Civil Code

¹ The pre­par­at­ory pro­ced­ure shall be car­ried out at the civil re­gister of­fice at the dom­i­cile of either of the pro­spect­ive spouses at their re­quest.¹⁷³

² They must ap­pear in per­son. If they may show that they clearly can­not be re­quired to do so, the pre­par­at­ory pro­ced­ure may be car­ried out in writ­ing.

³They must fur­nish doc­u­ment­ary proof of iden­tity and per­son­ally de­clare at the civil re­gister of­fice that they sat­is­fy the leg­al re­quire­ments for mar­riage; they must also pro­duce any ne­ces­sary con­sent.

⁴ En­gaged couples who are not Swiss cit­izens must prove dur­ing the pre­par­at­ory pro­ced­ure that they are law­fully res­id­ent in Switzer­land.¹⁷⁴