Legislative Assembly of Piauí

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{{Infobox legislature

| name = Legislative Assembly of Piauí

| native_name = Assembleia Legislativa do Piauí

| native_name_lang =

| transcription_name =

| legislature =

| coa_pic = Brasão do Piauí.svg

| coa_res = 100px

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| foundation =

| house_type = Unicameral

| body =

| houses =

| leader1_type =

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| election1 =

| leader2_type =

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| members = 30 deputies

| house1 =

| house2 =

| structure1 =

| structure1_res = 250px

| structure1_alt =

| structure2 =

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| political_groups1 =

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| voting_system1 =

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| last_election1 =

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| session_room =

| session_res = 250px

| session_alt =

| meeting_place = Teresina, Piauí, Brazil

| website = {{URL|http://www.alepi.pi.gov.br/index.php}}

| footnotes =

| motto =

}}

The Legislative Assembly of Piauí ({{langx|pt|Assembleia Legislativa do Piauí}}) is the unicameral legislature of the Brazilian state of Piauí. The assembly, which is seated in the state capital of Teresina, is composed of has 30 state deputies elected by proportional representation.