diff --git a/Cargo.lock b/Cargo.lock
index 5ba30b2..53d6490 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -305,8 +305,10 @@ checksum = "7e36cc9d416881d2e24f9a963be5fb1cd90966419ac844274161d10488b3e825"
 dependencies = [
  "android-tzdata",
  "iana-time-zone",
+ "js-sys",
  "num-traits",
  "serde",
+ "wasm-bindgen",
  "windows-targets 0.52.6",
 ]
 
@@ -1362,6 +1364,7 @@ dependencies = [
 name = "multieko2"
 version = "0.1.0"
 dependencies = [
+ "chrono",
  "clap",
  "console",
  "crossterm",
diff --git a/Cargo.toml b/Cargo.toml
index cb09ae3..0c5b653 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,6 +4,7 @@ version = "0.1.0"
 edition = "2021"
 
 [dependencies]
+chrono = "0.4.39"
 clap = { version = "4.5.29", features = ["derive"] }
 console = "0.15.10"
 crossterm = "0.28.1"
diff --git a/build.rs b/build.rs
index 96d5fa7..993da3b 100644
--- a/build.rs
+++ b/build.rs
@@ -2,7 +2,9 @@
 fn main() -> Result<(), Box<dyn std::error::Error>> {
     tonic_build::configure()
         .build_server(true)
-        .file_descriptor_set_path("src/proto/descriptor.bin") // Generate the file descriptor set
-        .compile_protos(&["proto/api.proto"], &["proto"])?; // Use compile_protos() instead of compile()
+        .compile_protos(
+            &["proto/api.proto", "proto/uctovnictvo.proto"], // Include both proto files
+            &["proto"],
+        )?;
     Ok(())
 }
diff --git a/proto/uctovnictvo.proto b/proto/uctovnictvo.proto
new file mode 100644
index 0000000..7fc7d1b
--- /dev/null
+++ b/proto/uctovnictvo.proto
@@ -0,0 +1,37 @@
+// proto/uctovnictvo.proto
+syntax = "proto3";
+
+package multieko2;
+
+service Uctovnictvo {
+    rpc PostUctovnictvo (PostUctovnictvoRequest) returns (UctovnictvoResponse);
+}
+
+message PostUctovnictvoRequest {
+    int64 adresar_id = 1;
+    string c_dokladu = 2;
+    string datum = 3; // Use string for simplicity, or use google.protobuf.Timestamp for better date handling
+    string c_faktury = 4;
+    string obsah = 5;
+    string stredisko = 6;
+    string c_uctu = 7;
+    string md = 8;
+    string identif = 9;
+    string poznanka = 10;
+    string firma = 11;
+}
+
+message UctovnictvoResponse {
+    int64 id = 1;
+    int64 adresar_id = 2;
+    string c_dokladu = 3;
+    string datum = 4;
+    string c_faktury = 5;
+    string obsah = 6;
+    string stredisko = 7;
+    string c_uctu = 8;
+    string md = 9;
+    string identif = 10;
+    string poznanka = 11;
+    string firma = 12;
+}
diff --git a/src/lib.rs b/src/lib.rs
index 281b33d..7e7e283 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -4,3 +4,4 @@ pub mod client;
 pub mod server;
 pub mod proto;
 pub mod adresar;
+pub mod uctovnictvo;
diff --git a/src/server/mod.rs b/src/server/mod.rs
index 0b424cb..65fcfe3 100644
--- a/src/server/mod.rs
+++ b/src/server/mod.rs
@@ -4,11 +4,13 @@ use tonic_reflection::server::Builder as ReflectionBuilder;
 use crate::adresar::handlers::{
     post_adresar, get_adresar, put_adresar, delete_adresar, get_adresar_count, get_adresar_by_position, get_table_structure
 };
+use crate::uctovnictvo::handlers::post_uctovnictvo;
 use crate::proto::multieko2::{
     PostAdresarRequest, AdresarResponse, GetAdresarRequest, PutAdresarRequest,
     DeleteAdresarRequest, DeleteAdresarResponse, PositionRequest, CountResponse, Empty,
-    TableStructureResponse, // Add this import
+    TableStructureResponse,
     adresar_server::{Adresar, AdresarServer},
+    uctovnictvo_server::{Uctovnictvo, UctovnictvoServer},
     FILE_DESCRIPTOR_SET,
 };
 
@@ -16,6 +18,10 @@ pub struct AdresarService {
     db_pool: sqlx::PgPool,
 }
 
+pub struct UctovnictvoService {
+    db_pool: sqlx::PgPool,
+}
+
 #[tonic::async_trait]
 impl Adresar for AdresarService {
     async fn post_adresar(
@@ -75,9 +81,21 @@ impl Adresar for AdresarService {
     }
 }
 
+#[tonic::async_trait]
+impl Uctovnictvo for UctovnictvoService {
+    async fn post_uctovnictvo(
+        &self,
+        request: Request<PostUctovnictvoRequest>,
+    ) -> Result<Response<UctovnictvoResponse>, Status> {
+        let response = post_uctovnictvo(&self.db_pool, request.into_inner()).await?;
+        Ok(Response::new(response))
+    }
+}
+
 pub async fn run_server(db_pool: sqlx::PgPool) -> Result<(), Box<dyn std::error::Error>> {
     let addr = "[::1]:50051".parse()?;
     let adresar_service = AdresarService { db_pool: db_pool.clone() };
+    let uctovnictvo_service = UctovnictvoService { db_pool: db_pool.clone() };
 
     println!("Server listening on {}", addr);
 
@@ -88,6 +106,7 @@ pub async fn run_server(db_pool: sqlx::PgPool) -> Result<(), Box<dyn std::error:
 
     tonic::transport::Server::builder()
         .add_service(AdresarServer::new(adresar_service))
+        .add_service(UctovnictvoServer::new(uctovnictvo_service))
         .add_service(reflection_service)
         .serve(addr)
         .await?;
diff --git a/src/uctovnictvo/handlers.rs b/src/uctovnictvo/handlers.rs
new file mode 100644
index 0000000..f3a32d1
--- /dev/null
+++ b/src/uctovnictvo/handlers.rs
@@ -0,0 +1,5 @@
+// src/uctovnictvo/handlers.rs
+
+pub mod post_uctovnictvo;
+
+pub use post_uctovnictvo::post_uctovnictvo;
diff --git a/src/uctovnictvo/handlers/post_uctovnictvo.rs b/src/uctovnictvo/handlers/post_uctovnictvo.rs
new file mode 100644
index 0000000..7f9d068
--- /dev/null
+++ b/src/uctovnictvo/handlers/post_uctovnictvo.rs
@@ -0,0 +1,61 @@
+// src/uctovnictvo/handlers/post_uctovnictvo.rs
+use tonic::Status;
+use sqlx::PgPool;
+use chrono::NaiveDate;
+use crate::uctovnictvo::models::Uctovnictvo;
+use crate::proto::multieko2::{PostUctovnictvoRequest, UctovnictvoResponse};
+
+pub async fn post_uctovnictvo(
+    db_pool: &PgPool,
+    request: PostUctovnictvoRequest,
+) -> Result<UctovnictvoResponse, Status> {
+    // Parse the date string into NaiveDate
+    let datum = NaiveDate::parse_from_str(&request.datum, "%Y-%m-%d")
+        .map_err(|e| Status::invalid_argument(format!("Invalid date format: {}", e)))?;
+
+    let uctovnictvo = sqlx::query_as!(
+        Uctovnictvo,
+        r#"
+        INSERT INTO uctovnictvo (
+            adresar_id, c_dokladu, datum, c_faktury, obsah, stredisko,
+            c_uctu, md, identif, poznanka, firma, deleted
+        )
+        VALUES (
+            $1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12
+        )
+        RETURNING
+            id, deleted, adresar_id, c_dokladu, datum, c_faktury, obsah,
+            stredisko, c_uctu, md, identif, poznanka, firma
+        "#,
+        request.adresar_id,
+        request.c_dokladu,
+        datum,
+        request.c_faktury,
+        request.obsah,
+        request.stredisko,
+        request.c_uctu,
+        request.md,
+        request.identif,
+        request.poznanka,
+        request.firma,
+        false  // Set deleted to false by default
+    )
+    .fetch_one(db_pool)
+    .await
+    .map_err(|e| Status::internal(e.to_string()))?;
+
+    Ok(UctovnictvoResponse {
+        id: uctovnictvo.id,
+        adresar_id: uctovnictvo.adresar_id,
+        c_dokladu: uctovnictvo.c_dokladu,
+        datum: uctovnictvo.datum.to_string(), // Convert NaiveDate back to string
+        c_faktury: uctovnictvo.c_faktury,
+        obsah: uctovnictvo.obsah.unwrap_or_default(),
+        stredisko: uctovnictvo.stredisko.unwrap_or_default(),
+        c_uctu: uctovnictvo.c_uctu.unwrap_or_default(),
+        md: uctovnictvo.md.unwrap_or_default(),
+        identif: uctovnictvo.identif.unwrap_or_default(),
+        poznanka: uctovnictvo.poznanka.unwrap_or_default(),
+        firma: uctovnictvo.firma,
+    })
+}
diff --git a/src/uctovnictvo/mod.rs b/src/uctovnictvo/mod.rs
new file mode 100644
index 0000000..89182b1
--- /dev/null
+++ b/src/uctovnictvo/mod.rs
@@ -0,0 +1,4 @@
+// src/uctovnictvo/mod.rs
+
+pub mod models;
+pub mod handlers;
diff --git a/src/uctovnictvo/models.rs b/src/uctovnictvo/models.rs
new file mode 100644
index 0000000..51eec5b
--- /dev/null
+++ b/src/uctovnictvo/models.rs
@@ -0,0 +1,20 @@
+// src/uctovnictvo/models.rs
+use chrono::NaiveDate;
+use serde::{Deserialize, Serialize};
+
+#[derive(Debug, Serialize, Deserialize)]
+pub struct Uctovnictvo {
+    pub id: i64,
+    pub deleted: bool,
+    pub adresar_id: i64,
+    pub c_dokladu: String,
+    pub datum: NaiveDate, // Use chrono::NaiveDate for better date handling
+    pub c_faktury: String,
+    pub obsah: Option<String>,
+    pub stredisko: Option<String>,
+    pub c_uctu: Option<String>,
+    pub md: Option<String>,
+    pub identif: Option<String>,
+    pub poznanka: Option<String>,
+    pub firma: String,
+}