"As if this is not bad enough, the Finance Bill 2024 proposes even more and higher taxes."
The group is also dissatisfied with President William Ruto's directive ordering individuals residing on riparian reserves to be evacuated.
The impact of the price increase will be felt by millions because the subsidised loaves are a staple for much of the population of about 106 million.
National Assembly Clerk Samuel Njoroge said on Tuesday that the public hearing will be held on June 10 at the Kenyatta International Convention Centre (KICC) in Nairobi from 9.30 am to 5 pm.
The association fears that the tax could decimate these livelihoods and destabilise the manufacturing industry at large.
Even though Ruto thinks that he is doing the right thing, while not making a popular decision, there is a need for his government to reconsider some of these decisions.
Most of them argued that even though public participation is required in the Constitution, the process merely appears symbolic, lacking substantive impact on decision-making.
In the new changes targeting bread, a 400g loaf of bread could see a price hike of at least Sh10, raising the average cost from approximately Sh65 to around Sh75.
Treasury Cabinet Secretary Njuguna Ndung'u argues for a more equitable sharing of tax responsibilities among citizens.