Edited to update as of 7-20-22
One more co-sponsors 
H.R.5631 - Tim Hart Wildland Firefighter Classification and Pay Parity Act (117th Congress)
Sponsor: Rep. Neguse, Joe [D-CO-2] (Introduced 10/19/2021)
Has changes in:
New Cosponsors (1 new, 26 total)
Cosponsor: Rep. Peters, Scott H. [D-CA-52 - ]07/19/2022
Is your Rep on this list? (Latest in bold)
California
Cosponsor: 07/19/2022: Rep. Peters, Scott H. [D-CA-52]
Rep. Brownley, Julia [D-CA-26] - 07/13/2022
Rep. Harder, Josh [D-CA-10] | - 06/21/2022
Rep. Panetta, Jimmy [D-CA-20] - 06/17/2022
Rep. Khanna, Ro [D-CA-17] - 03/30/2022
Rep. Eshoo, Anna G. [D-CA-18] - 11/15/2021
Rep. O’Halleran, Tom [D-AZ-1] - 11/15/2021
Rep. Huffman, Jared [D-CA-2] - 10/26/2021
Rep. Carbajal, Salud O. [D-CA-24] - 10/19/2021
Rep. Porter, Katie [D-CA-45] - 10/19/2021
Colorado
[Rep. Neguse, Joe [D-CO-2]] - He is the sponsor
Illinois
Rep. Bustos, Cheri [D-IL-17] - 07/13/2022
New Mexico
Rep. Stansbury, Melanie Ann [D-NM-1] - 7/05/2022
Oregon
Rep. DeFazio, Peter A. [D-OR-4] - 07/13/2022
Rep. Bonamici, Suzanne [D-OR-1] - 02/08/2022
Texas
Rep. Escobar, Veronica [D-TX-16] - 07/13/2022
Rep. Garcia, Sylvia R. [D-TX-29] - 07/05/2022
Virginia
Rep. Spanberger, Abigail Davis [D-VA-7] - 02/28/2022
Washington State
Rep. Smith, Adam [D-WA-9] - 05/10/2022
Rep. DelBene, Suzan K. [D-WA-1] - 05/10/2022
Rep. Strickland, Marilyn [D-WA-10] - 03/28/2022
Rep. Schrier, Kim [D-WA-8] - 01/28/2022
Wyoming
Rep. Cheney, Liz [R-WY-At Large] - 10/19/2021