I got married before 5 yrs ago and am presently staying in Bangalore.In all the documents, we have Bangalore address.Can I apply for the 371 j certificate?

Following are the eligibility for HK region residence and eligibility certificate.

1. If he is born in local area, or either of his parents was born in that region before 1.1.2013, or either of his parents ordinarily lived in the local area for more than ten years prior to 1.1.2013 and had their name either in the electoral list or ration card; or owned any immovable property on or before 1.1.2013 in the local area; or 

2. In cases where a minimum educational qualification has been prescribed for admission,-

   (i) If he has studied in an educational institution or educational institutions in such local area for a period of not less than Ten consecutive academic years ending with the academic year in which he appeared or, as the case may be, first appeared for the relevant qualifying examination; or

   (ii) Where during the whole or any part of the Ten consecutive academic years ending with the academic year in which he appeared or as the case may be, first appeared for the relevant qualifying examination he has not studied in any educational institution, if he has resided in that local area for a period of not less than Ten year immediately preceding the date of commencement of the qualifying examination in which he appeared or as the case may be, first appeared; or

   (iii) Where either of his parents has studied in an Educational Institution in such Local area for a period of Ten consecutive academic years.

3. In cases where no minimum educational qualification has been prescribed for admission, if he or either of his parents has resided in that local area for a period of not less than Ten years immediately preceding the date on which the seat is notified for admission; and

4. A woman (from outside Hyderabad-Karnataka region) who marries a local person also becomes eligible for the benefits

Article 371 J provides for quota in public employment through local cadres and reservation in education and vocational training institutions for those who belong to the Hyderabad-Karnataka region by birth or by domicile. 

So, if you have a birth certificate with the HK region address then you are eligible for the Article 371 J reservation.