Apple, the world's most valuable company, claims the bill creates scope for companies to be asked to do this to their customers in secret.
"The bill as it stands seems to threaten to extend responsibility for hacking from government to the private sector."
Apple is the first major tech firm to give evidence to the committee, but Google, Facebook, Twitter, Yahoo and Microsoft are said to be planning a joint submission.
They will put forward similar criticisms, the Financial Times reported, citing sources.
Tech companies have been trying to win back the public's trust, after whistleblower Edward Snowden revealed that US and UK security services were able to access their internal networks.