National Jazz Festival director Becks Chambers said: "This year's festival showcases world-class entertainment with a mix of local and international musicians.
"We've got something for everyone, with an exciting and varied programme of concerts.
"We are also proud to once again be hosting the presentation of the New Zealand Tui award for Best Jazz Album and the APRA Best Jazz Composition Award.
"We're now heading into an intensive two months of work leading up to the festival which will light up the whole of Tauranga."
Ms Chambers said, during the five-day festival, some 50 bands would perform across 16 events.
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"This year we have really focused on our younger generation, including our waterfront concerts which are especially targeted at young people, and our Dinner in the Domain to attract a much wider and younger audience."
National Youth Jazz Competition director Liam Ryan said this year the competition would include younger students with Jazz for Juniors allowing primary and intermediate students to take part.
"We are all about excellence, and fostering excellence and the National Youth Jazz Competition has long been known for producing real stars.
"Many of our stars of today started their careers at this festival," Mr Ryan said.
National Jazz Festival line up:
* Kokomo
* Andrew London Trio
* The USA - UK Connection
* 39th National Youth Jazz Competition
* Ali Harper
* NZSM Big Band One
* Tauranga Big Band
* FinnLand
* Himmerland with Nuala Kennedy
* Dee DeLuca
* Lex French Quartet
* Andrea Lisa & Band
* Tangerine Acoustic Jazz Group
* Sal Valentine and the Babyshakes
* Richter City Rebels
* Hipstamatics
* Sex on Toast
* Third Steam Trio
* Wellington City Shake 'Em-On-Downers
* Miho Wada
* Two Many Chiefs
* Phil Broadhurst & Guests
* Hamilton Blues Society
* Tauranga Jazz Society