"I take the pledge not to join parties like the BJP and Congress after the elections.
"I shall leave no stone unturned to raise people's problems in the state assembly as a member so that their resolution is found," he said in the affidavit addressed to the people of the state.
Assuring people that his fight against corruption will continue, he said, he will keep making efforts to bring the corrupt to book so that people of the state get their due without much ado.
Nautiyal had fought the last Lok Sabha polls from Tehri in Uttarakhand as an Aam Aadmi Party candidate.
Independents in Uttarakhand have had a history of joining hands with the party which is in position to form govt.