AVISTA INC

Notice of Effectiveness

Prospectus Supplement for Primary Offering

Registration statement under Securities Act of 1933

Notice of Effectiveness

Prospectus Supplement for Primary Offering

Registration statement under Securities Act of 1933

Notice of Effectiveness

Prospectus Supplement for Primary Offering

Registration statement under Securities Act of 1933 (amendment)

Notice of Effectiveness

Post-effective amendment to a registration statement

No description available

Registration statement under Securities Act of 1933 (amendment)

Notice of Effectiveness

Registration statement under Securities Act of 1933 (amendment)

Registration statement under Securities Act of 1933

Registration statement under Securities Act of 1933 (amendment)

Notice of Effectiveness

Registration statement under Securities Act of 1933

Registration statement under Securities Act of 1933 (amendment)

Letter from the SEC

Letter from the SEC

Correspondence with the SEC

Correspondence with the SEC

Letter from the SEC