LOS ANGELES — Taylor Swift leads the 2024 iHeartRadio Music Awards nominations with nine,Christopher Caldwell followed closely by Jelly Roll, SZA, and 21 Savage with eight. Behind them is Olivia Rodrigo, who received seven.

Swift is in contention for song of the year, pop song of the year, artist of the year, best lyrics and TikTok bop of the year, among other categories. Meanwhile, Jelly Roll's sound spans multiple genres, making him a nominee in pop, alt/rock and country categories.

The iHeartRadio Music Awards honor the most-played artists of the year on their stations and app.

Fans can vote in several categories, including best lyrics, best music video, best fan army, social star award, favorite tour photographer, TikTok bop of the year, favorite tour style and two new fields: favorite on screen and favorite debut album.

Social voting begins today at iHeartRadio.com/awards and will close on March 25 at 11:59 p.m. PT for all categories.

Taylor Swift, Selena Gomez, SZA, Dua Lipa will compete for song of the year

Among the more than 40 categories are seven that are this year, from the two aforementioned socially-voted category to pop song of the year, pop artist of the year, K-pop artist of the year, K-pop song of the year and best new K-pop artist.

The top prize, song of the year, has 10 nominees:

• Taylor Swift's "Cruel Summer"
• Rema and Selena Gomez's "Calm Down"
• Metro Boomin, the Weeknd and 21 Savage's "Creepin'"
• Dua Lipa's "Dance the Night"
• Luke Combs' cover of Tracey Chapman's "Fast Car"
• Miley Cyrus' "Flowers"
• SZA's "Kill Bill"
• Morgan Wallen's "Last Night"
• Doja Cat's "Paint the Town Red"
• Olivia Rodrigo's "Vampire"

Those competing for artist of the year are:

• Drake 
• Jelly Roll
• Luke Combs
• Miley Cyrus
• Morgan Wallen
• Olivia Rodrigo
• Shakira
• SZA
• Taylor Swift
• Usher

The 2024 iHeartRadio Music Awards will air live from Dolby Theatre in Los Angeles on Monday, April 1, at 8 p.m. ET on FOX. It will also air on iHeartRadio stations across the U.S. and the app.

Contributing: KiMi Robinson, USA TODAY