diff --git a/src/Dto/DpsData.php b/src/Dto/DpsData.php
index 40be054..bd51b83 100644
--- a/src/Dto/DpsData.php
+++ b/src/Dto/DpsData.php
@@ -74,6 +74,36 @@ public function __construct(
 
         /** Whether ISS is retained at source. */
         public bool $issRetido = false,
+
+        /** Situação Tributária do PIS/COFINS (CST). */
+        public string $federalPiscofinsSituacaoTributaria = '',
+
+        /** Tipo de retenção do PIS/COFINS/CSLL. */
+        public string $federalPiscofinsTipoRetencao = '',
+
+        /** Base de cálculo do PIS/COFINS. */
+        public string $federalPiscofinsBaseCalculo = '',
+
+        /** Alíquota do PIS. */
+        public string $federalPiscofinsAliquotaPis = '',
+
+        /** Valor do PIS. */
+        public string $federalPiscofinsValorPis = '',
+
+        /** Alíquota do COFINS. */
+        public string $federalPiscofinsAliquotaCofins = '',
+
+        /** Valor do COFINS. */
+        public string $federalPiscofinsValorCofins = '',
+
+        /** Valor do IRRF. */
+        public string $federalValorIrrf = '',
+
+        /** Valor das contribuições sociais retidas (CSLL). */
+        public string $federalValorCsll = '',
+
+        /** Valor da contribuição previdenciária retida. */
+        public string $federalValorCp = '',
     ) {
     }
 }
diff --git a/src/Xml/XmlBuilder.php b/src/Xml/XmlBuilder.php
index fe162a6..61a37ee 100644
--- a/src/Xml/XmlBuilder.php
+++ b/src/Xml/XmlBuilder.php
@@ -101,6 +101,10 @@ private function buildTotTrib(\DOMDocument $doc, DpsData $dps): \DOMElement
 
         $totTrib->appendChild($tribMun);
 
+        if ($this->hasFederalTaxationData($dps)) {
+            $totTrib->appendChild($this->buildTribFederal($doc, $dps));
+        }
+
         // E0715: indTotTrib is ALWAYS included to avoid schema validation errors
         $totTrib->appendChild($doc->createElement('indTotTrib', (string) $dps->indicadorTributacao));
 
@@ -133,4 +137,48 @@ private function buildToma(\DOMDocument $doc, DpsData $dps): \DOMElement
 
         return $toma;
     }
+
+    private function buildTribFederal(\DOMDocument $doc, DpsData $dps): \DOMElement
+    {
+        $tribFed = $doc->createElement('tribFed');
+
+        if ($dps->federalPiscofinsSituacaoTributaria !== '') {
+            $tribFed->appendChild($doc->createElement('sitTribPISCOFINS', $dps->federalPiscofinsSituacaoTributaria));
+        }
+
+        if ($dps->federalPiscofinsTipoRetencao !== '') {
+            $tribFed->appendChild($doc->createElement('tpRetPISCOFINSCSLL', $dps->federalPiscofinsTipoRetencao));
+        }
+
+        foreach ([
+            'vBCPISCOFINS' => $dps->federalPiscofinsBaseCalculo,
+            'pAliqPIS' => $dps->federalPiscofinsAliquotaPis,
+            'vPIS' => $dps->federalPiscofinsValorPis,
+            'pAliqCOFINS' => $dps->federalPiscofinsAliquotaCofins,
+            'vCOFINS' => $dps->federalPiscofinsValorCofins,
+            'vIRRF' => $dps->federalValorIrrf,
+            'vCSLL' => $dps->federalValorCsll,
+            'vCP' => $dps->federalValorCp,
+        ] as $tag => $value) {
+            if ($value !== '') {
+                $tribFed->appendChild($doc->createElement($tag, $value));
+            }
+        }
+
+        return $tribFed;
+    }
+
+    private function hasFederalTaxationData(DpsData $dps): bool
+    {
+        return $dps->federalPiscofinsSituacaoTributaria !== ''
+            || $dps->federalPiscofinsTipoRetencao !== ''
+            || $dps->federalPiscofinsBaseCalculo !== ''
+            || $dps->federalPiscofinsAliquotaPis !== ''
+            || $dps->federalPiscofinsValorPis !== ''
+            || $dps->federalPiscofinsAliquotaCofins !== ''
+            || $dps->federalPiscofinsValorCofins !== ''
+            || $dps->federalValorIrrf !== ''
+            || $dps->federalValorCsll !== ''
+            || $dps->federalValorCp !== '';
+    }
 }
diff --git a/tests/Unit/Xml/XmlBuilderTest.php b/tests/Unit/Xml/XmlBuilderTest.php
index 57b6345..ee22abe 100644
--- a/tests/Unit/Xml/XmlBuilderTest.php
+++ b/tests/Unit/Xml/XmlBuilderTest.php
@@ -195,6 +195,36 @@ public function testBuildDpsAlwaysIncludesProviderTaxRegime(): void
         self::assertSame('0', $nodes->item(0)->textContent);
     }
 
+    public function testBuildDpsIncludesFederalTaxationBlockWhenConfigured(): void
+    {
+        $dps = $this->makeDps(
+            federalPiscofinsSituacaoTributaria: '1',
+            federalPiscofinsTipoRetencao: '3',
+            federalPiscofinsBaseCalculo: '1000.00',
+            federalPiscofinsAliquotaPis: '1.65',
+            federalPiscofinsValorPis: '16.50',
+            federalPiscofinsAliquotaCofins: '7.60',
+            federalPiscofinsValorCofins: '76.00',
+            federalValorIrrf: '15.00',
+            federalValorCsll: '10.00',
+            federalValorCp: '5.00',
+        );
+
+        $xml = $this->builder->buildDps($dps);
+
+        self::assertStringContainsString('<tribFed>', $xml);
+        self::assertStringContainsString('<sitTribPISCOFINS>1</sitTribPISCOFINS>', $xml);
+        self::assertStringContainsString('<tpRetPISCOFINSCSLL>3</tpRetPISCOFINSCSLL>', $xml);
+        self::assertStringContainsString('<vBCPISCOFINS>1000.00</vBCPISCOFINS>', $xml);
+        self::assertStringContainsString('<pAliqPIS>1.65</pAliqPIS>', $xml);
+        self::assertStringContainsString('<vPIS>16.50</vPIS>', $xml);
+        self::assertStringContainsString('<pAliqCOFINS>7.60</pAliqCOFINS>', $xml);
+        self::assertStringContainsString('<vCOFINS>76.00</vCOFINS>', $xml);
+        self::assertStringContainsString('<vIRRF>15.00</vIRRF>', $xml);
+        self::assertStringContainsString('<vCSLL>10.00</vCSLL>', $xml);
+        self::assertStringContainsString('<vCP>5.00</vCP>', $xml);
+    }
+
     // -------------------------------------------------------------------------
 
     public function testNonSimplesnacionalMustNotIncludeIndtottribAndPaliq(): void
@@ -261,6 +291,16 @@ private function makeDps(
         int $tipoRetencaoIss = 1,
         int $opcaoSimplesNacional = 1,
         int $indicadorTributacao = 0,
+        string $federalPiscofinsSituacaoTributaria = '',
+        string $federalPiscofinsTipoRetencao = '',
+        string $federalPiscofinsBaseCalculo = '',
+        string $federalPiscofinsAliquotaPis = '',
+        string $federalPiscofinsValorPis = '',
+        string $federalPiscofinsAliquotaCofins = '',
+        string $federalPiscofinsValorCofins = '',
+        string $federalValorIrrf = '',
+        string $federalValorCsll = '',
+        string $federalValorCp = '',
     ): DpsData {
         return new DpsData(
             cnpjPrestador:            $cnpjPrestador,
@@ -279,6 +319,16 @@ private function makeDps(
             issRetido:                $issRetido,
             opcaoSimplesNacional:     $opcaoSimplesNacional,
             indicadorTributacao:      $indicadorTributacao,
+            federalPiscofinsSituacaoTributaria: $federalPiscofinsSituacaoTributaria,
+            federalPiscofinsTipoRetencao: $federalPiscofinsTipoRetencao,
+            federalPiscofinsBaseCalculo: $federalPiscofinsBaseCalculo,
+            federalPiscofinsAliquotaPis: $federalPiscofinsAliquotaPis,
+            federalPiscofinsValorPis: $federalPiscofinsValorPis,
+            federalPiscofinsAliquotaCofins: $federalPiscofinsAliquotaCofins,
+            federalPiscofinsValorCofins: $federalPiscofinsValorCofins,
+            federalValorIrrf: $federalValorIrrf,
+            federalValorCsll: $federalValorCsll,
+            federalValorCp: $federalValorCp,
         );
     }
 }