Šiame darbe analizuojama Seimo kaip Tautos atstovybės konstitucinė samprata. Atskleidžiama Tautos suvereniteto samprata – vienintelė suvereniteto turėtoja – tęstinė tauta, kuri deleguodama dalį savo suvereniteto, legitimuoja parlamento galią veikti Tautos vardu ir interesais. Nagrinėjamos parlamentarizmo ištakos Lietuvoje, atskleidžiant, jog jau LDK laikais egzistavo parlamentarizmo užuomazgų. Aptariami Lietuvos tarpukario Seimai bei „Lietuvos TSR Aukščiausiosios Tarybos“, kodėl jos nėra ir negali būti laikomos Lietuvos valstybės parlamentais. Remiantis Konstitucinio Teismo jurisprudencija, nagrinėjami Lietuvos Respublikos Seimo teisiniai santykiai su vykdomąja ir teismine valdžiomis. Atskleidžiamas Seimo nario kaip Tautos atstovo teisinis statusas - parlamentaro mandato turinys, įgaliojimų įgijimo ir pasibaigimo teisiniai pagrindai, parlamentaro teisių ir pareigių visuma bei veiklos garantijos. Taip pat nagrinėjamos konstitucinės nuostatos, kuriomis remdamasis Seimas gali ir turi nustatyti savo struktūrą ir darbo tvarką. / This work analyses the constitutional concept of the Seimas as representation of the Nation. Under the Constitution, only Members of the Seimas are representatives of the Nation and only the Seimas is the representation of the Nation. One of the most important features according to which a state institution is to be ascribed to the representation of the Nation is that it is a collegiate state institution, which is comprised from representatives of the Nation and which adopts decisions only after debates, only by majority of votes and by taking account of various opinions. Uncovering nation’s concept of sovereignty as the only holder, continues Nation which by delegating part of its sovereignty is legitimizing the power of parliament to act on behalf of the Nation. Examined is the outcomes of parliamentary in Lithuania, disclosing the fact that might of started forming as late as times of Great Lithuanian Kingdom. Also discussed is in-between war period the Seimas as well as Highest Council of Lithuanian Soviet Socialist Republic, why it can’t be treated as true Lithuanian parliament. Considering Constitutional Court jurisprudence, analyzed is relationship between the Seimas and executive as well as judiciary powers. Disclosed is the status of member of the Seimas as representative of the Nation, the content of his mandate, legal ground of the capacity of its authority, parliament member right and responsibilities as well as the action assurance. Also analyzed is a... [to full text]