You can submit the application at the regional offices of the OCMA together with documents listed before.
You should pay the fee for examination of the documents. It can be done with your payment card at the OCMA or the representation of Latvia while submitting documents.
If the employer has not received a negative decision or additional questions during five days after application is submitted, the invitation is approved by default. The OCMA will not inform employer or employee in case of positive decision. An invitation approved by OCMA is valid for 6 months starting from the fifth day after submission of an application.