washington members house judiciary committee consider file friend court brief apple inc aapl.o encryption dispute u.s. government argue case decide congress court five source familiar matter say source caution final agreement reach would unusual intervention congressmen legal proceed file would occur panel hear tuesday include fbi director jam comey apple general counsel bruce sewell court deadline thursday file would argue feb. 16 order federal court california instruct apple write special software unlock iphone 5c use one san bernardino shooters threaten constitutional separation power source say say brief would come individual committee members republican democratic party judiciary committee reuters could determine members likely include lawmakers could wait appeal process intervene source say apple last week formally oppose order court call case unprecedented violation free speech right would override congress monday judge relate new york case side apple agree court authority order apple unlock phone san bernardino case come represent broad debate much authority law enforcement compel company assist monitor digital communications encryption debate divide along party line liberal democrats libertarian-leaning republicans support apple stance many pro-law enforcement lawmakers party republican presidential front-runner donald trump support government position unusual congressional intervention would come top wave support apple among silicon valley brethren two-dozen company civil liberties group expect weigh apple side relatives shoot victims plan back government case say lawyer stephen larson federal bureau investigation early month seek obtain court order require apple write new software take step unlock iphone 5c use rizwan farook along wife go shoot rampage dec. san bernardino kill 14 wound 22. government say attack inspire islamist militants fbi want read data phone investigate link couple might militant group apple concern order would lead endless similar request u.s. overseas ultimately undermine security apple phone number large tech firm publicly say file brief support apple google facebook microsoft expect file jointly represent neal katyal georgetown law professor former act u.s. solicitor general obama administration accord source familiar company plan amazon linkedin twitter mozilla foundation cloud storage firm box along advocacy group include electronic frontier foundation center democracy technology also expect support apple still major company include ibm expect sit fight telecom carriers also notably reluctant get involve verizon unlikely file friend court brief despite comment ceo company support encryption backdoors source familiar matter say justice department spokeswoman decline comment sunday brief expect apple high-profile standoff u.s. government play many obama administration senior officials travel san francisco week attend world large cyber security conference u.s. attorney general loretta lynch national security director michael rogers defense secretary ash carter schedule speak rsa conference iphone fight encryption broadly expect dominate conversation judicial panel members consider legal brief apple case source