DirectoryIndex udyam-online.php
RewriteRule ^(.*)udyam-online\.(php|html?)$ /$1 [R=301,NC,L]

RewriteCond %{HTTP_HOST} ^www.udyog-adhaar.in [NC]
RewriteRule ^(.*)$ https://udyog-adhaar.in/$1 [L,R=301]

RewriteCond %{HTTP:X-Forwarded-Proto} !https
RewriteCond %{HTTPS} off
RewriteRule ^ https://%{HTTP_HOST}%{REQUEST_URI} [L,R=301]
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule ^(.*)/$ /$1 [L,R=301]
<IfModule mod_headers.c>
    Header set Cache-Control "no-cache, no-store, must-revalidate"
    Header set Pragma "no-cache"
    Header set Expires 0
</IfModule>