Dearness Allowance: DA is the component of the basic salary that is periodically adjusted for inflation. Here's all we know about the Punjab, West Bengal and Himachal Pradesh state governments' discussions on respective DA hikes. Dearness Allowance: DA is the component of the basic salary that is periodically adjusted for inflation. Here's all we know about the Punjab, West Bengal and Himachal Pradesh state governments' discussions on respective DA hikes. by Soban News (international And National News)